Ethyl ether

Formula: C₄H₁₀O
Molecular weight: 74.1216
IUPAC Standard InChI: InChI=1S/C4H10O/c1-3-5-4-2/h3-4H2,1-2H3
IUPAC Standard InChIKey: RTZKZFJDLAIYFH-UHFFFAOYSA-N
CAS Registry Number: 60-29-7
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript.
Other names: Ethane, 1,1'-oxybis-; Anaesthetic ether; Anesthesia ether; Anesthetic ether; Diethyl ether; Diethyl oxide; Ethoxyethane; Pronarcol; Solvent ether; 1,1'-Oxybisethane; (C2H5)2O; Aether; Diaethylaether; Dwuetylowy eter; Etere etilico; Ether ethylique; Ether, ethyl; Ethyl ether, tech.; Ethyl oxide; Oxyde d'ethyle; Rcra waste number U117; UN 1155; 3-Oxapentane; Ether; Ethyl ether anhydrous A.C.S.; Sulfuric ether; NSC 100036
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Gas phase thermochemistry data

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Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_gas	-60.40 ± 0.47	kcal/mol	Ccb	Pihlaja and Heikkil, 1968	Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -59.82 ± 0.44 kcal/mol; ALS
Δ_fH°_gas	-60.28 ± 0.19	kcal/mol	Cm	Pilcher, Skinner, et al., 1963	ALS
Δ_fH°_gas	-58.4	kcal/mol	Ccb	Murrin and Goldhagen, 1957	ALS
Quantity	Value	Units	Method	Reference	Comment
Δ_cH°_gas	-651.60 ± 0.43	kcal/mol	Ccb	Pihlaja and Heikkil, 1968	Corresponding Δ_fHº_gas = -66.18 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δ_cH°_gas	-657.52 ± 0.18	kcal/mol	Cm	Pilcher, Skinner, et al., 1963	Corresponding Δ_fHº_gas = -60.26 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity	Value	Units	Method	Reference	Comment
S°_gas	81.79	cal/mol*K	N/A	Counsell J.F., 1971	Other third-law entropy values at 298.15 K are 342.46 [ Cope C.S., 1959], 342.33 [ Stull D.R., 1969], and 342.60 J/mol*K [ Chao J., 1986].; GT

Constant pressure heat capacity of gas

C_p,gas (cal/mol*K)	Temperature (K)	Reference	Comment
14.94	100.	Chao J., 1986	p=1 bar.; GT
20.27	150.
23.83	200.
27.318	273.15
28.552 ± 0.036	298.15
28.647	300.
34.132	400.
39.620	500.
44.539	600.
48.841	700.
52.591	800.
55.865	900.
58.719	1000.
61.205	1100.
63.365	1200.
65.241	1300.
66.876	1400.
68.298	1500.

Constant pressure heat capacity of gas

C_p,gas (cal/mol*K)	Temperature (K)	Reference	Comment
29.144	309.98	Counsell J.F., 1971	Other experimental values of heat capacity [ Jennings W.H., 1934, Jatkar S.K.K., 1939, Valentin F.H.H., 1950] are believed to be less reliable (see [ Chao J., 1986]).; GT
30.251	329.99
31.386	350.00
32.794	375.00
34.242	400.01
35.636	424.99
37.072	450.04

Condensed phase thermochemistry data

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Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_liquid	-64.81 ± 0.45	kcal/mol	Ccb	Murrin and Goldhagen, 1957	ALS
Quantity	Value	Units	Method	Reference	Comment
Δ_cH°_liquid	-652.99 ± 0.45	kcal/mol	Ccb	Murrin and Goldhagen, 1957	Corresponding Δ_fHº_liquid = -64.79 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity	Value	Units	Method	Reference	Comment
S°_liquid	60.59	cal/mol*K	N/A	Counsell, Lee, et al., 1971	DH
S°_liquid	60.40	cal/mol*K	N/A	Parks, Kelley, et al., 1929	Extrapolation below 90 K, 58.6 J/mol*K. Revision of previous data.; DH
S°_liquid	67.71	cal/mol*K	N/A	Parks and Huffman, 1926	Extrapolation below 90 K, 88.70 J/mol*K.; DH

Constant pressure heat capacity of liquid

C_p,liquid (cal/mol*K)	Temperature (K)	Reference	Comment
41.23	298.15	Counsell, Lee, et al., 1971	T = 15 to 300 K.; DH
41.080	293.15	Mazur, 1939	T = -112 to 20°C.; DH
41.11	293.	Mazur, 1939, 2	T = -110 to 20°C.; DH
40.01	290.	Kurnakov and Voskresenskaya, 1936	DH
39.39	255.2	Aoyama and Kanda, 1935	T = 80 to 255 K. Value is unsmoothed experimental datum.; DH
43.00	308.	Bennewitz and Wendroth, 1927	T = 308 to 488 K. Value is unsmoothed experimental datum. Pressure 40 atmospheres.; DH
40.80	290.0	Parks and Huffman, 1926	T = 76 to 290 K. Value is unsmoothed experimental datum.; DH
42.81	286.6	Keyes and Beattie, 1924	T = 274, 286 K.; DH

Phase change data

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Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity	Value	Units	Method	Reference	Comment
T_boil	307.7 ± 0.4	K	AVG	N/A	Average of 20 out of 21 values; Individual data points
Quantity	Value	Units	Method	Reference	Comment
T_fus	154. ± 7.	K	AVG	N/A	Average of 13 out of 14 values; Individual data points
Quantity	Value	Units	Method	Reference	Comment
T_triple	156.92	K	N/A	Wilhoit, Chao, et al., 1985	Uncertainty assigned by TRC = 0.05 K; TRC
T_triple	149.86	K	N/A	Counsell, Lee, et al., 1971, 2	Crystal phase 2 phase; Uncertainty assigned by TRC = 0.02 K; TRC
T_triple	156.92	K	N/A	Counsell, Lee, et al., 1971, 2	Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
T_triple	156.8	K	N/A	Parks and Huffman, 1926, 2	Uncertainty assigned by TRC = 0.2 K; TRC
Quantity	Value	Units	Method	Reference	Comment
T_c	467. ± 2.	K	AVG	N/A	Average of 29 out of 30 values; Individual data points
Quantity	Value	Units	Method	Reference	Comment
P_c	36.0 ± 0.9	atm	AVG	N/A	Average of 16 out of 17 values; Individual data points
Quantity	Value	Units	Method	Reference	Comment
V_c	0.274	l/mol	N/A	Kobe, Ravicz, et al., 1956	Uncertainty assigned by TRC = 0.005 l/mol; TRC
Quantity	Value	Units	Method	Reference	Comment
ρ_c	3.5 ± 0.4	mol/l	AVG	N/A	Average of 10 values; Individual data points
Quantity	Value	Units	Method	Reference	Comment
Δ_vapH°	6.5 ± 0.1	kcal/mol	AVG	N/A	Average of 6 values; Individual data points

Enthalpy of vaporization

Δ_vapH (kcal/mol)	Temperature (K)	Method	Reference	Comment
6.338	307.6	N/A	Majer and Svoboda, 1985
6.5798	285.0	N/A	Keyes and Beattie, 1924	P = 101.325 kPa; DH
6.72	301.	A	Stephenson and Malanowski, 1987	Based on data from 286. to 329. K.; AC
6.43	322.	A	Stephenson and Malanowski, 1987	Based on data from 307. to 457. K.; AC
6.57	320.	A	Stephenson and Malanowski, 1987	Based on data from 305. to 360. K.; AC
6.38	432.	A	Stephenson and Malanowski, 1987	Based on data from 417. to 467. K.; AC
7.05	265.	A	Stephenson and Malanowski, 1987	Based on data from 250. to 329. K. See also Ambrose, Sprake, et al., 1972 and Ambrose, Ellender, et al., 1976.; AC
6.512 ± 0.001	295.63	V	Counsell, Lee, et al., 1971, 3	ALS
6.79	278.	N/A	Taylor and Smith, 1922	Based on data from 213. to 293. K.; AC

Enthalpy of vaporization

Δ_vapH = A exp(-βT_r) (1 − T_r)^β
Δ_vapH = Enthalpy of vaporization (at saturation pressure) (kcal/mol)
T_r = reduced temperature (T / T_c)

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Temperature (K)	A (kcal/mol)	β	T_c (K)	Reference	Comment
281. to 313.	10.28	0.2786	466.7	Majer and Svoboda, 1985

Entropy of vaporization

Δ_vapS (cal/mol*K)	Temperature (K)	Reference	Comment
23.09	285.0	Keyes and Beattie, 1924	P; DH

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)

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Temperature (K)	A	B	C	Reference	Comment
250.04 to 328.57	4.0163	1062.64	-44.93	Ambrose, Sprake, et al., 1972	Coefficents calculated by NIST from author's data.
350.14 to 466.73	4.46417	1354.913	-5.537	Ambrose, Sprake, et al., 1972	Coefficents calculated by NIST from author's data.
212.4 to 293.02	4.12806	1102.878	-40.46	Taylor and Smith, 1922	Coefficents calculated by NIST from author's data.

Enthalpy of fusion

Δ_fusH (kcal/mol)	Temperature (K)	Reference	Comment
1.72	156.9	Counsell, Lee, et al., 1971, 3	AC
1.745	156.8	Parks and Huffman, 1926	DH

Entropy of fusion

Δ_fusS (cal/mol*K)	Temperature (K)	Reference	Comment
11.1	156.8	Parks and Huffman, 1926	DH

Enthalpy of phase transition

ΔH_trs (kcal/mol)	Temperature (K)	Initial Phase	Final Phase	Reference	Comment
1.630	149.86	crystaline, II	liquid	Counsell, Lee, et al., 1971	DH
1.718	156.92	crystaline, I	liquid	Counsell, Lee, et al., 1971	Metastable crystal.; DH

Entropy of phase transition

ΔS_trs (cal/mol*K)	Temperature (K)	Initial Phase	Final Phase	Reference	Comment
10.9	149.86	crystaline, II	liquid	Counsell, Lee, et al., 1971	DH
10.95	156.92	crystaline, I	liquid	Counsell, Lee, et al., 1971	Metastable; DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:

Reaction thermochemistry data

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Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
RCD - Robert C. Dunbar
B - John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C₄H₁₁O⁺ + Ethyl ether = (C₄H₁₁O⁺ • )

By formula: C₄H₁₁O⁺ + C₄H₁₀O = (C₄H₁₁O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	31.2	kcal/mol	PHPMS	Szulejko and McMahon, 1991	gas phase; M
Δ_rH°	30.3	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	38.2	cal/mol*K	PHPMS	Szulejko and McMahon, 1991	gas phase; M
Δ_rS°	30.9	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	21.1	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₅H₁₁O⁺ + Ethyl ether = (C₅H₁₁O⁺ • )

By formula: C₅H₁₁O⁺ + C₄H₁₀O = (C₅H₁₁O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	29.5	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.5	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	20.7	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₆H₁₅O⁺ + Ethyl ether = (C₆H₁₅O⁺ • )

By formula: C₆H₁₅O⁺ + C₄H₁₀O = (C₆H₁₅O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	29.3	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	30.0	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	20.4	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₆H₁₅O⁺ + Ethyl ether = (C₆H₁₅O⁺ • )

By formula: C₆H₁₅O⁺ + C₄H₁₀O = (C₆H₁₅O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	26.0	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	30.8	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	16.8	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₃H₉Si⁺ + Ethyl ether = (C₃H₉Si⁺ • )

By formula: C₃H₉Si⁺ + C₄H₁₀O = (C₃H₉Si⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	44.2	kcal/mol	PHPMS	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.8	cal/mol*K	N/A	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

Free energy of reaction

Δ_rG° (kcal/mol)	T (K)	Method	Reference	Comment
30.3	468.	PHPMS	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

C₆H₁₄N⁺ + Ethyl ether = (C₆H₁₄N⁺ • )

By formula: C₆H₁₄N⁺ + C₄H₁₀O = (C₆H₁₄N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rH°	21.9	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	31.8	cal/mol*K	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rS°	31.9	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

CH₆N⁺ + Ethyl ether = (CH₆N⁺ • )

By formula: CH₆N⁺ + C₄H₁₀O = (CH₆N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	25.0	cal/mol*K	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rS°	25.0	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

+ = Ethyl ether

By formula: C₄H₈O + H₂ = C₄H₁₀O

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	-26.50 ± 0.14	kcal/mol	Chyd	Allinger, Glaser, et al., 1981	liquid phase; solvent: Hexane; ALS
Δ_rH°	-26.48 ± 0.06	kcal/mol	Chyd	Dolliver, Gresham, et al., 1938	gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -26.7 ± 0.6 kcal/mol; At 355°K; ALS

+ Ethyl ether = ( • )

By formula: Na⁺ + C₄H₁₀O = (Na⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	31.0 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	28.2	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

Free energy of reaction

Δ_rG° (kcal/mol)	T (K)	Method	Reference	Comment
21.3	298.	IMRE	McMahon and Ohanessian, 2000	Anchor alanine=39.89; RCD

C₅H₆N⁺ + Ethyl ether = (C₅H₆N⁺ • )

By formula: C₅H₆N⁺ + C₄H₁₀O = (C₅H₆N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.5	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	32.9	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

+ Ethyl ether = ( • )

By formula: NO^- + C₄H₁₀O = (NO^- • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	41.3	kcal/mol	ICR	Reents and Freiser, 1981	gas phase; switching reaction,Thermochemical ladder(NO+)C2H5OH, Entropy change calculated or estimated; Farid and McMahon, 1978; M

+ 2 = Ethyl ether

By formula: C₄H₆O + 2H₂ = C₄H₁₀O

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	-56.74 ± 0.10	kcal/mol	Chyd	Dolliver, Gresham, et al., 1938	gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -57.2 ± 0.1 kcal/mol; At 355°K; ALS

+ Ethyl ether = C₄H₁₀ClO^-

By formula: Cl^- + C₄H₁₀O = C₄H₁₀ClO^-

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	9.00 ± 0.40	kcal/mol	TDAs	Bogdanov, Lee, et al., 2001	gas phase; B
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	3.3 ± 1.0	kcal/mol	TDAs	Bogdanov, Lee, et al., 2001	gas phase; B

( • 2 Ethyl ether ) + = ( • 3)

By formula: (Na⁺ • 2C₄H₁₀O) + C₄H₁₀O = (Na⁺ • 3C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	16.4 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.5	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

( • Ethyl ether ) + = ( • 2)

By formula: (Na⁺ • C₄H₁₀O) + C₄H₁₀O = (Na⁺ • 2C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.9 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	28.0	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

+ Ethyl ether = ( • )

By formula: K⁺ + C₄H₁₀O = (K⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.3	kcal/mol	HPMS	Davidson and Kebarle, 1976	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	24.7	cal/mol*K	HPMS	Davidson and Kebarle, 1976	gas phase; M

+ Ethyl ether = ( • )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

2 = Ethyl ether +

By formula: 2C₂H₆O = C₄H₁₀O + H₂O

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	-5.74 ± 0.02	kcal/mol	Eqk	Connett, 1972	gas phase; ALS

Henry's Law data

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Data compiled by: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

k°_H (mol/(kg*bar))	d(ln(k_H))/d(1/T) (K)	Method	Reference	Comment
1.2		M	N/A
0.77		Q	N/A	Several references are given in the list of Henry's law constants but not assigned to specific species.
0.78	5300.	X	N/A
0.79		M	N/A
1.1		V	N/A
1.1		V	N/A

Gas phase ion energetics data

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Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity	Value	Units	Method	Reference	Comment
IE (evaluated)	9.51 ± 0.03	eV	N/A	N/A	L
Quantity	Value	Units	Method	Reference	Comment
Proton affinity (review)	198.0	kcal/mol	N/A	Hunter and Lias, 1998	HL
Quantity	Value	Units	Method	Reference	Comment
Gas basicity	191.	kcal/mol	N/A	Hunter and Lias, 1998	HL

Ionization energy determinations

IE (eV)	Method	Reference	Comment
9.52 ± 0.07	EI	Bowen and Maccoll, 1984	LBLHLM
9.60 ± 0.01	PI	Botter, Pechine, et al., 1977	LLK
9.41	PE	Behan, Dean, et al., 1976	LLK
9.50 ± 0.01	PE	Cocksey, Eland, et al., 1971	LLK
9.51	PE	Dewar and Worley, 1969	RDSH
9.53 ± 0.02	PI	Watanabe, 1957	RDSH
9.61	PE	Ohno, Imai, et al., 1985	Vertical value; LBLHLM
9.66	PE	Aue and Bowers, 1979	Vertical value; LLK
9.59	PE	Benoit and Harrison, 1977	Vertical value; LLK
9.701	PE	Aue, Webb, et al., 1975	Vertical value; LLK

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
CH₃O⁺	12.28 ± 0.05	C₂H₄+CH₃	EI	Selim and Helal, 1981	LLK
CH₃O⁺	11.92	?	EI	Holmes, Rye, et al., 1979	LLK
CH₃O⁺	12.1	?	EI	Harrison, Ivko, et al., 1966	RDSH
C₂H₅⁺	12.0 ± 0.1	?	EI	Williams and Hamill, 1968	RDSH
C₂H₅O⁺	11.85	C₂H₅	EI	Lossing, 1977	LLK
C₂H₅O⁺	11.83	C₂H₅	EI	Phillips, Russell, et al., 1975	LLK
C₂H₅O⁺	11.8	C₂H₅	EI	Harrison, Ivko, et al., 1966	RDSH
C₃H₅⁺	11.6	?	EI	Tsang and Harrison, 1970	RDSH
C₃H₇O⁺	10.26 ± 0.08	CH₃	EI	Bowen and Maccoll, 1984	LBLHLM
C₃H₇O⁺	10.26	CH₃	EI	Lossing, 1977	LLK
C₃H₇O⁺	10.3	CH₃	EI	Harrison, Ivko, et al., 1966	RDSH

Ion clustering data

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Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
RCD - Robert C. Dunbar

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

CH₆N⁺ + Ethyl ether = (CH₆N⁺ • )

By formula: CH₆N⁺ + C₄H₁₀O = (CH₆N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	25.0	cal/mol*K	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rS°	25.0	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

C₃H₉Si⁺ + Ethyl ether = (C₃H₉Si⁺ • )

By formula: C₃H₉Si⁺ + C₄H₁₀O = (C₃H₉Si⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	44.2	kcal/mol	PHPMS	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.8	cal/mol*K	N/A	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

Free energy of reaction

Δ_rG° (kcal/mol)	T (K)	Method	Reference	Comment
30.3	468.	PHPMS	Wojtyniak and Stone, 1986	gas phase; switching reaction,Thermochemical ladder((CH3)3Si+)H2O, Entropy change calculated or estimated; M

C₄H₁₁O⁺ + Ethyl ether = (C₄H₁₁O⁺ • )

By formula: C₄H₁₁O⁺ + C₄H₁₀O = (C₄H₁₁O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	31.2	kcal/mol	PHPMS	Szulejko and McMahon, 1991	gas phase; M
Δ_rH°	30.3	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	38.2	cal/mol*K	PHPMS	Szulejko and McMahon, 1991	gas phase; M
Δ_rS°	30.9	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	21.1	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₅H₆N⁺ + Ethyl ether = (C₅H₆N⁺ • )

By formula: C₅H₆N⁺ + C₄H₁₀O = (C₅H₆N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.5	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	32.9	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

C₅H₁₁O⁺ + Ethyl ether = (C₅H₁₁O⁺ • )

By formula: C₅H₁₁O⁺ + C₄H₁₀O = (C₅H₁₁O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	29.5	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.5	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	20.7	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₆H₁₄N⁺ + Ethyl ether = (C₆H₁₄N⁺ • )

By formula: C₆H₁₄N⁺ + C₄H₁₀O = (C₆H₁₄N⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type NH+-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.0	kcal/mol	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rH°	21.9	kcal/mol	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	31.8	cal/mol*K	PHPMS	Meot-Ner, 1984	gas phase; M
Δ_rS°	31.9	cal/mol*K	PHPMS	Meot-Ner (Mautner), 1983	gas phase; M

C₆H₁₅O⁺ + Ethyl ether = (C₆H₁₅O⁺ • )

By formula: C₆H₁₅O⁺ + C₄H₁₀O = (C₆H₁₅O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	29.3	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	30.0	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	20.4	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

C₆H₁₅O⁺ + Ethyl ether = (C₆H₁₅O⁺ • )

By formula: C₆H₁₅O⁺ + C₄H₁₀O = (C₆H₁₅O⁺ • C₄H₁₀O)

Bond type: Hydrogen bonds of the type OH-O between organics

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	26.0	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	30.8	cal/mol*K	N/A	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	16.8	kcal/mol	ICR	Larson and McMahon, 1982	gas phase; switching reaction((CH3)2OH+)(CH3)2O, Entropy change calculated or estimated; Grimsrud and Kebarle, 1973, Lias, Liebman, et al., 1984, Keesee and Castleman, 1986; M

+ Ethyl ether = C₄H₁₀ClO^-

By formula: Cl^- + C₄H₁₀O = C₄H₁₀ClO^-

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	9.00 ± 0.40	kcal/mol	TDAs	Bogdanov, Lee, et al., 2001	gas phase; B
Quantity	Value	Units	Method	Reference	Comment
Δ_rG°	3.3 ± 1.0	kcal/mol	TDAs	Bogdanov, Lee, et al., 2001	gas phase; B

+ Ethyl ether = ( • )

By formula: K⁺ + C₄H₁₀O = (K⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.3	kcal/mol	HPMS	Davidson and Kebarle, 1976	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	24.7	cal/mol*K	HPMS	Davidson and Kebarle, 1976	gas phase; M

+ Ethyl ether = ( • )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

+ Ethyl ether = ( • )

By formula: NO^- + C₄H₁₀O = (NO^- • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	41.3	kcal/mol	ICR	Reents and Freiser, 1981	gas phase; switching reaction,Thermochemical ladder(NO+)C2H5OH, Entropy change calculated or estimated; Farid and McMahon, 1978; M

+ Ethyl ether = ( • )

By formula: Na⁺ + C₄H₁₀O = (Na⁺ • C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	31.0 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	28.2	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

Free energy of reaction

Δ_rG° (kcal/mol)	T (K)	Method	Reference	Comment
21.3	298.	IMRE	McMahon and Ohanessian, 2000	Anchor alanine=39.89; RCD

( • Ethyl ether ) + = ( • 2)

By formula: (Na⁺ • C₄H₁₀O) + C₄H₁₀O = (Na⁺ • 2C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	22.9 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	28.0	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

( • 2 Ethyl ether ) + = ( • 3)

By formula: (Na⁺ • 2C₄H₁₀O) + C₄H₁₀O = (Na⁺ • 3C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	16.4 ± 0.3	kcal/mol	HPMS	Guo, Conklin, et al., 1989	gas phase; M
Quantity	Value	Units	Method	Reference	Comment
Δ_rS°	29.5	cal/mol*K	HPMS	Guo, Conklin, et al., 1989	gas phase; M

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: Tanya L. Myers, Russell G. Tonkyn, Ashley M. Oeck, Tyler O. Danby, John S. Loring, Matthew S. Taubman, Stephen W. Sharpe, Jerome C. Birnbaum, and Timothy J. Johnson

liquid; Bruker Tensor 27 FTIR; 0.4821395 cm^-1 resolution

Mass spectrum (electron ionization)

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Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

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Owner	NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved.
Origin	Japan AIST/NIMC Database- Spectrum MS-NW- 71
NIST MS number	229016

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Gas Chromatography

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Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Packed	OV-1	130.	495.	Gurevich and Roshchina, 2003	He or N2, Gas-Chrom Q
Packed	SE-30	100.	496.	Winskowski, 1983	Gaschrom Q; Column length: 2. m
Packed	Squalane	50.	478.	Becerra, Sánchez, et al., 1982	N2, Chromosorb W-AM; Column length: 6. m
Packed	Porapack Q	200.	486.	Goebel, 1982	N2
Packed	Apiezon L	120.	473.	Bogoslovsky, Anvaer, et al., 1978	Celite 545
Packed	Apiezon L	160.	471.	Bogoslovsky, Anvaer, et al., 1978	Celite 545
Packed	Apiezon L	70.	476.	Bogoslovsky, Anvaer, et al., 1978
Packed	Apolane	70.	482.6	Riedo, Fritz, et al., 1976	He, Chromosorb; Column length: 2.4 m
Packed	Apiezon M	130.	476.	Golovnya and Garbuzov, 1974	N2, Chromosorb W; Column length: 2.1 m
Packed	Squalane	50.	474.	Vernon, 1971	N2
Packed	Silicon High Vacuum Grease (obsolete)	90.	480.	Jonas, Janák, et al., 1966	H2
Packed	Apiezon L	130.	484.	Wehrli and Kováts, 1959	Celite; Column length: 2.25 m
Packed	Apiezon L	70.	476.	Wehrli and Kováts, 1959	Celite; Column length: 2.25 m

Kovats' RI, polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Packed	Carbowax 20M	75.	630.	Goebel, 1982	N2, Kieselgur (60-100 mesh); Column length: 2. m
Packed	PEG-2000	120.	577.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m
Packed	PEG-2000	150.	570.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m
Packed	PEG-2000	152.	577.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m
Packed	PEG-2000	179.	570.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m
Packed	PEG-2000	180.	567.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m
Packed	PEG-2000	200.	567.	Anderson, Jurel, et al., 1973	He, Celite 545 (44-60 mesh); Column length: 3. m

Kovats' RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	CBP-20	576.	Shimadzu, 2003	25. m/0.2 mm/0.25 μm, He, 50. C @ 5. min, 4. K/min; T_end: 200. C

Van Den Dool and Kratz RI, polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	Carbowax 20M	596.	Chen, Kuo, et al., 1982	He, 50. C @ 10. min, 1. K/min; T_end: 160. C

Normal alkane RI, non-polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	DB-1	60.	500.	Shimadzu, 2003, 2	60. m/0.32 mm/1. μm, He
Packed	Synachrom	150.	493.	Dufka, Malinsky, et al., 1971	Helium, Synachrom (60-80 mesh); Column length: 1.5 m
Packed	Synachrom	150.	494.	Dufka, Malinsky, et al., 1971	Helium, Synachrom (60-80 mesh); Column length: 1.5 m
Packed	Squalane	100.	464.	Vernon, 1971	N2

Normal alkane RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	HP-5 MS	510.	Kotowska, Zalikowski, et al., 2012	30. m/0.25 mm/0.25 μm, Helium, 35. C @ 5. min, 3. K/min, 300. C @ 15. min
Capillary	OV-101	485.	Zenkevich, Eliseenkov, et al., 2011	25. m/0.20 mm/0.25 μm, Nitrogen, 6. K/min; T_start: 40. C; T_end: 220. C
Capillary	DB-5	485.	Savel'eva, Zenkevich, et al., 2003	25. m/0.20 mm/0.33 μm, Helium, 40. C @ 1. min, 5. K/min, 270. C @ 15. min
Capillary	DB-1	504.	Habu, Flath, et al., 1985	3. K/min; Column length: 50. m; Column diameter: 0.32 mm; T_start: 0. C; T_end: 250. C

Normal alkane RI, non-polar column, custom temperature program

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Column type	Active phase	I	Reference	Comment
Capillary	HP-5 MS	509.	Kotowska, Zalikowski, et al., 2012	30. m/0.25 mm/0.25 μm, Helium; Program: not specified
Capillary	HP-5	508.	Rotsatschakul, Visesanguan, et al., 2009	60. m/0.25 mm/0.25 μm, Helium; Program: 30 0C (2 min) 2 0Cmin -> 60 0C 10 0C/min -> 100 0C 20 0C/min -> 140 0C 10 0C/min -> 200 0C (10 min)
Capillary	HP-5	504.	Garcia-Estaban, Ansorena, et al., 2004	50. m/0.32 mm/1.05 μm; Program: 40C(10min) => 5C/min => 200C => 20C/min => 250C(5min)
Capillary	DB-5	504.	Garcia-Estaban, Ansorena, et al., 2004, 2	50. m/0.32 mm/1.05 μm; Program: 40C(10min) => 5C/min => 200C => 20C/min => 250C (5min)
Capillary	Methyl Silicone	484.	N/A	Program: not specified
Capillary	SPB-1	499.	Flanagan, Streete, et al., 1997	60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C
Capillary	Polydimethyl siloxanes	485.	Zenkevich, 1997	Program: not specified
Capillary	Polydimethyl siloxanes	485.	Zenkevich, Chupalov, et al., 1996	Program: not specified
Capillary	SPB-1	499.	Strete, Ruprah, et al., 1992	60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C
Capillary	SPB-1	515.	Strete, Ruprah, et al., 1992	60. m/0.53 mm/5.0 μm, Helium; Program: not specified
Capillary	DB-1	470.	Kawai, Ishida, et al., 1991	60. m/0.25 mm/0.25 μm; Program: not specified
Capillary	DB-1	477.	Kawai, Ishida, et al., 1991	60. m/0.25 mm/0.25 μm; Program: not specified

Normal alkane RI, polar column, isothermal

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Column type	Active phase	Temperature (C)	I	Reference	Comment
Capillary	Carbowax 20M	100.	608.	Sun, Siepmann, et al., 2006	30. m/0.25 mm/0.25 μm, Helium
Capillary	Carbowax 20M	120.	606.	Sun, Siepmann, et al., 2006	30. m/0.25 mm/0.25 μm, Helium
Capillary	Carbowax 20M	60.	618.	Sun, Siepmann, et al., 2006	30. m/0.25 mm/0.25 μm, Helium
Capillary	Carbowax 20M	80.	619.	Sun, Siepmann, et al., 2006	30. m/0.25 mm/0.25 μm, Helium

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type	Active phase	I	Reference	Comment
Capillary	Carbowax 20M	640.	Labropoulos, Palmer, et al., 1982	Helium, 10. K/min; Column length: 31. m; Column diameter: 0.50 mm; T_start: 40. C; T_end: 200. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type	Active phase	I	Reference	Comment
Capillary	Carbowax 20M	590.	Vinogradov, 2004	Program: not specified
Capillary	DB-Wax	616.	Peng, Yang, et al., 1991	Program: not specified

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, NIST Subscription Links, Notes

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Notes

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Symbols used in this document:

AE	Appearance energy
C_p,gas	Constant pressure heat capacity of gas
C_p,liquid	Constant pressure heat capacity of liquid
IE (evaluated)	Recommended ionization energy
P_c	Critical pressure
S°_gas	Entropy of gas at standard conditions
S°_liquid	Entropy of liquid at standard conditions
T	Temperature
T_boil	Boiling point
T_c	Critical temperature
T_fus	Fusion (melting) point
T_triple	Triple point temperature
V_c	Critical volume
d(ln(k_H))/d(1/T)	Temperature dependence parameter for Henry's Law constant
k°_H	Henry's Law constant at 298.15K
ΔH_trs	Enthalpy of phase transition
ΔS_trs	Entropy of phase transition
Δ_cH°_gas	Enthalpy of combustion of gas at standard conditions
Δ_cH°_liquid	Enthalpy of combustion of liquid at standard conditions
Δ_fH°_gas	Enthalpy of formation of gas at standard conditions
Δ_fH°_liquid	Enthalpy of formation of liquid at standard conditions
Δ_fusH	Enthalpy of fusion
Δ_fusS	Entropy of fusion
Δ_rG°	Free energy of reaction at standard conditions
Δ_rH°	Enthalpy of reaction at standard conditions
Δ_rS°	Entropy of reaction at standard conditions
Δ_vapH	Enthalpy of vaporization
Δ_vapH°	Enthalpy of vaporization at standard conditions
Δ_vapS	Entropy of vaporization
ρ_c	Critical density

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
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Ethyl ether

Gas phase thermochemistry data

Constant pressure heat capacity of gas

Constant pressure heat capacity of gas

Condensed phase thermochemistry data

Constant pressure heat capacity of liquid

Phase change data

Enthalpy of vaporization

Enthalpy of vaporization

Entropy of vaporization

Antoine Equation Parameters

Enthalpy of fusion

Entropy of fusion

Enthalpy of phase transition

Entropy of phase transition

Reaction thermochemistry data

Individual Reactions

Free energy of reaction

Free energy of reaction

Henry's Law data

Henry's Law constant (water solution)

Gas phase ion energetics data

Ionization energy determinations

Appearance energy determinations

Ion clustering data

Clustering reactions

Free energy of reaction

Free energy of reaction

IR Spectrum

Mass spectrum (electron ionization)

Spectrum

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Additional Data

Gas Chromatography

Kovats' RI, non-polar column, isothermal

Kovats' RI, polar column, isothermal

Kovats' RI, polar column, temperature ramp

Van Den Dool and Kratz RI, polar column, temperature ramp

Normal alkane RI, non-polar column, isothermal

Normal alkane RI, non-polar column, temperature ramp

Normal alkane RI, non-polar column, custom temperature program

Normal alkane RI, polar column, isothermal

Normal alkane RI, polar column, temperature ramp

Normal alkane RI, polar column, custom temperature program

References

Notes