Diphenylmethane
- Formula: C13H12
- Molecular weight: 168.2344
- IUPAC Standard InChIKey: CZZYITDELCSZES-UHFFFAOYSA-N
- CAS Registry Number: 101-81-5
- 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: Benzene, 1,1'-methylenebis-; Methane, diphenyl-; Benzene, (phenylmethyl)-; Benzylbenzene; Ditan; Ditane; Benzene, benzyl-; Toluene, α-phenyl-; 1,1'-Dimethylenebis(benzene); NSC 4708
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Gas phase thermochemistry data
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
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 |
---|---|---|---|---|---|
ΔfH°gas | 165. ± 2.2 | kJ/mol | Review | Roux, Temprado, et al., 2008 | There are sufficient literature values to make a qualified recommendation where the suggested value is in good agreement with values predicted using thermochemical cycles or from reliable estimates. In general, the evaluated uncertainty limits are on the order of (2 to 4) kJ/mol.; DRB |
ΔfH°gas | 162.3 ± 2.3 | kJ/mol | Review | Roux, Temprado, et al., 2008 | There are sufficient literature values to make a qualified recommendation where the suggested value is in good agreement with values predicted using thermochemical cycles or from reliable estimates. In general, the evaluated uncertainty limits are on the order of (2 to 4) kJ/mol.; DRB |
ΔfH°gas | 164.8 ± 1.6 | kJ/mol | Ccb | Steele, Chirico, et al., 1995 | ALS |
ΔfH°gas | 156.6 | kJ/mol | N/A | Parks and Mosley, 1950 | Value computed using ΔfHliquid° value of 88.9 kj/mol from Parks and Mosley, 1950 and ΔvapH° value of 67.7 kj/mol from Steele, Chirico, et al., 1995.; DRB |
Quantity | Value | Units | Method | Reference | Comment |
S°gas | 436. | J/mol*K | N/A | Marcus Y., 1986 | This value calculated from published spectroscopic and structural data is in close agreement with estimations by a method of increments (440-451 J/mol*K [85MAR/LOE, Dorofeeva O.V., 1997]). Value obtained from calorimetric data (508.5 J/mol*K [85MAR/LOE]) authors do not regard as reliable. Results of statistical thermodynamics calculation [ Puranik P.G., 1962] are likely to be erroneous (S(300 K)=319 J/mol*K).; GT |
Phase change data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 535. ± 4. | K | AVG | N/A | Average of 51 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 299. ± 2. | K | AVG | N/A | Average of 83 out of 85 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 780. ± 60. | K | AVG | N/A | Average of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 27. ± 3. | bar | N/A | Tsonopoulos and Ambrose, 1995 | |
Pc | 27.10 | bar | N/A | Wieczorek and Kobayashi, 1980 | Uncertainty assigned by TRC = 3.00 bar; TRC |
Pc | 59.7817 | bar | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 3.0398 bar; TRC |
Pc | 28.5736 | bar | N/A | Guye and Mallet, 1902 | Uncertainty assigned by TRC = 1.0132 bar; TRC |
Pc | 28.5736 | bar | N/A | Guye and Mallet, 1902 | Uncertainty assigned by TRC = 1.0132 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.563 | l/mol | N/A | Tsonopoulos and Ambrose, 1995 | |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 1.8 ± 0.3 | mol/l | N/A | Tsonopoulos and Ambrose, 1995 | |
ρc | 1.780 | mol/l | N/A | Stephenson, 1992 | Uncertainty assigned by TRC = 0.12 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 65. ± 10. | kJ/mol | AVG | N/A | Average of 10 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 87.2 ± 0.7 | kJ/mol | Review | Roux, Temprado, et al., 2008 | There are sufficient high-quality literature values to make a good evaluation with a high degree of confidence. In general, the evaluated uncertainty limits are on the order of (0.5 to 2.5) kJ/mol.; DRB |
ΔsubH° | 87.6 ± 0.8 | kJ/mol | N/A | Verevkin, 1999 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
64.1 ± 0.1 | 340. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
61.0 ± 0.1 | 380. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
57.9 ± 0.1 | 420. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
55.0 ± 0.1 | 460. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
52.0 ± 0.2 | 500. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
48.9 ± 0.3 | 540. | IP,EB | Chirico and Steele, 2005 | Based on data from 330. to 588. K.; AC |
66.4 ± 0.5 | 323. | GS | Verevkin, 1999 | Based on data from 303. to 343. K.; AC |
61.8 | 368. | N/A | Sohda, Okazaki, et al., 1990 | Based on data from 353. to 433. K.; AC |
63.7 | 363. | N/A | Sasse, N'guimbi, et al., 1989 | Based on data from 303. to 402. K.; AC |
72.2 | 310. | A | Stephenson and Malanowski, 1987 | Based on data from 295. to 383. K.; AC |
56.7 | 438. | A | Stephenson and Malanowski, 1987 | Based on data from 423. to 583. K.; AC |
55.8 | 445. | N/A | Wieczorek and Kobayashi, 1981 | AC |
49.0 | 535. | N/A | Wieczorek and Kobayashi, 1981 | AC |
54.2 | 505. | N/A | Crafts, 1915 | Based on data from 490. to 555. K. See also Boublik, Fried, et al., 1984.; AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
88.5 ± 0.8 | 284. | GS | Verevkin, 1999 | Based on data from 273. to 295. K.; AC |
71.5 | 286. | EM | Sasse, N'guimbi, et al., 1989 | Based on data from 273. to 298. K.; AC |
83.3 ± 3.3 | 286. | HSA | Chickos, Annunziata, et al., 1986 | Based on data from 276. to 295. K.; AC |
82.47 ± 0.63 | 299.8 | V | Aihara, 1959 | crystal phase; ALS |
64.0 | 278. to 299. | N/A | Bloink, Pausacker, et al., 1951 | See also Jones, 1960.; AC |
72.0 ± 0.8 | 297. | N/A | Wolf and Weghofer, 1938 | AC |
72.0 ± 0.8 | 297. | V | Wolf and Weghofer, 1938, 2 | ALS |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
19.01 | 298.4 | N/A | Chirico and Steele, 2005 | AC |
18.58 | 298.3 | AC | Domalski and Hearing, 1996 | AC |
18.569 | 298.3 | N/A | Huffman, Parks, et al., 1930 | DH |
19.050 | 299.4 | N/A | Eykman, 1889 | DH |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
62.34 | 298.3 | Domalski and Hearing, 1996 | CAL |
62.25 | 298.3 | Huffman, Parks, et al., 1930 | DH |
Reaction thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
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
C13H11- + =
By formula: C13H11- + H+ = C13H12
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1521. ± 8.8 | kJ/mol | G+TS | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrH° | 1512. ± 9.6 | kJ/mol | G+TS | Cumming and Kebarle, 1978 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1499. ± 8.4 | kJ/mol | IMRE | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrG° | 1489. ± 8.4 | kJ/mol | IMRE | Cumming and Kebarle, 1978 | gas phase; B |
By formula: Cl- + C13H12 = (Cl- • C13H12)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrG° | 31.0 | kJ/mol | TDEq | French, Ikuta, et al., 1982 | gas phase; B |
Free energy of reaction
ΔrG° (kJ/mol) | T (K) | Method | Reference | Comment |
---|---|---|---|---|
31. | 300. | PHPMS | French, Ikuta, et al., 1982 | gas phase; M |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
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 |
---|---|---|---|---|---|
Proton affinity (review) | 802.0 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 769.5 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
<0.156 ± 0.043 | ECD | Wojnarovits and Foldiak, 1981 | EA is an upper limit: Chen and Wentworth, 1989. G3MP2B3 calculations indicate an EA of ca. -0.3 eV, anion unbound.; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.4 | EI | Terlouw, Heerma, et al., 1974 | LLK |
8.7 ± 0.1 | EI | Bohlmann, Koppel, et al., 1974 | LLK |
8.55 ± 0.03 | PI | Potapov, Kardash, et al., 1972 | LLK |
9.00 ± 0.05 | EI | Pignataro, Mancini, et al., 1972 | LLK |
8.67 ± 0.05 | PE | Distefano, Pignataro, et al., 1976 | Vertical value; LLK |
8.8 | PE | Eaton and Traylor, 1974 | Vertical value; LLK |
8.80 ± 0.02 | PE | Maier and Turner, 1973 | Vertical value; LLK |
9.1 | PE | Pignataro, Mancini, et al., 1971 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C7H7+ | 11.5 ± 0.1 | C6H5 | EI | Innorta, Torroni, et al., 1973 | LLK |
C13H9+ | 14.9 ± 0.1 | H2+H | EI | Rapp, Staab, et al., 1970 | RDSH |
C13H11+ | 11.2 ± 0.1 | H | EI | Bohlmann, Koppel, et al., 1974 | LLK |
De-protonation reactions
C13H11- + =
By formula: C13H11- + H+ = C13H12
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1521. ± 8.8 | kJ/mol | G+TS | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrH° | 1512. ± 9.6 | kJ/mol | G+TS | Cumming and Kebarle, 1978 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1499. ± 8.4 | kJ/mol | IMRE | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
ΔrG° | 1489. ± 8.4 | kJ/mol | IMRE | Cumming and Kebarle, 1978 | gas phase; B |
Mass spectrum (electron ionization)
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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 | Chemical Concepts |
NIST MS number | 152251 |
UV/Visible spectrum
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina
Spectrum
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Additional Data
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Download spectrum in JCAMP-DX format.
Source | Kortum and Dreesen, 1951 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 5690 |
Instrument | Spectrograph 110c Fuess or Zeiss |
Melting point | 25.2 |
Boiling point | 265 |
Gas Chromatography
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-1 | 200. | 1448.7 | Giumanini, Verardo, et al., 2001 | |
Capillary | SE-30 | 100. | 1414.6 | Tudor, 1997 | 40. m/0.35 mm/0.35 μm |
Capillary | DB-1 | 160.00 | 1423.5 | van Haelst, van der Wielen, et al., 1996 | 30. m/0.32 mm/0.25 μm, He |
Capillary | DB-1 | 170.00 | 1429.8 | van Haelst, van der Wielen, et al., 1996 | 30. m/0.32 mm/0.25 μm, He |
Capillary | OV-101 | 140. | 1412.4 | Gerasimenko, Kirilenko, et al., 1981 | N2; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | OV-101 | 160. | 1429.4 | Gerasimenko, Kirilenko, et al., 1981 | N2; Column length: 50. m; Column diameter: 0.3 mm |
Packed | SE-30 | 150. | 1415. | Shlyakhov, Anvaer, et al., 1975 | |
Packed | SE-30 | 200. | 1449. | Shlyakhov, Anvaer, et al., 1975 | |
Packed | Apiezon L | 150. | 1458. | Shlyakhov, Anvaer, et al., 1975 |
Kovats' RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1980. | Toda, Mihara, et al., 1983 | 2. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C |
Capillary | Carbowax 20M | 1984. | Toda, Mihara, et al., 1983 | 2. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 1405.2 | Gautzsch and Zinn, 1996 | 8. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | SE-54 | 1418.1 | Shapi and Hesso, 1990 | 25. m/0.32 mm/0.15 μm, He, 40. C @ 1. min, 5. K/min, 280. C @ 15. min |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP-Sil5 CB MS | 1403.9 | Helmig, Bocquet, et al., 2004 | 60. m/0.32 mm/0.25 μm, He; Program: 40C(1min) => 25C/min => 120C => 2C/min => 190C => 25C/min => 250C (5min) |
Capillary | DB-1 | 1380.1 | Helmig, Bocquet, et al., 2004 | 30. m/0.32 mm/0.1 μm, He; Program: 40C(5min) => 20C/min => 100C => 2C/min => 160C => 40C/min => 250C (5min) |
Capillary | DB-1 | 1389.6 | Helmig, Bocquet, et al., 2004 | 30. m/0.32 mm/0.25 μm, He; Program: 40C(5min) => 20C/min => 100C => 2C/min => 160C => 40C/min => 250C (5min) |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-101 | 120. | 1412. | Nabivach and Gerasimenko, 1996 | |
Capillary | Polidimethyl siloxane | 130. | 1401. | Nabivach and Gerasimenko, 1996 | |
Capillary | Polidimethyl siloxane | 130. | 1406. | Nabivach and Gerasimenko, 1996 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-1 | 1400. | Elizalde-González, Hutfliess, et al., 1996 | 50. m/0.2 mm/0.33 μm, H2, 3. K/min, 300. C @ 35. min; Tstart: 60. C |
Capillary | Ultra-1 | 1393. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-1 | 1424. | Grigor'ev, Bozhko, et al., 2009 | Helium; Program: not specified |
Capillary | DB-1 | 1380.1 | Helmig, Revermann, et al., 2003 | 30. m/0.32 mm/0.1 μm, He; Program: 40C (2min) => 20C/min => 80C => 3C/min => 145C => 45C/min => 225C (3min) |
Capillary | DB-1 | 1416. | Peng, 1996 | 30. m/0.53 mm/1.5 μm; Program: 40 0C (4 min) 8 0C/min -> 200 0C (1 min) 5 0C/min -> 280 0C (20 min) |
Capillary | Methyl Silicone | 1403. | Zenkevich, 1994 | Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1461. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1994. | Peng, 1996 | 30. m/0.53 mm/1.0 μm; Program: 40 0C (4 min) 4 0C/min -> 200 0C (20 min) |
Capillary | DB-Wax | 1994. | Peng, Yang, et al., 1991 | Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 247.0 | Wang, Hou, et al., 2007 | 30. m/0.30 mm/0.25 μm, Helium, 50. C @ 5. min, 5. K/min, 200. C @ 15. min |
Capillary | HP-5 | 241.6 | Shao, Wang, et al., 2006 | 30. m/0.3 mm/0.25 μm, He, 50. C @ 5. min, 5. K/min, 200. C @ 15. min |
Capillary | HP-5 | 249.09 | Marynowski, Pieta, et al., 2004 | 60. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | HP-5 | 249.09 | Marynowski, Pieta, et al., 2004 | 60. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | HP-5 | 245.77 | Piao, Chu, et al., 1999 | 30. m/0.25 mm/0.25 μm, 50. C @ 2. min, 4. K/min, 280. C @ 20. min |
Capillary | BPX-5 | 243.4 | Schwarzbauer, Franke, et al., 1999 | 50. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 3. K/min; Tend: 300. C |
Capillary | CP Sil 8 CB | 245.6 | Bundt, Herbel, et al., 1991 | 50. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 80. C; Tend: 300. C |
Capillary | SE-54 | 245.56 | Guillén, Blanco, et al., 1989 | 20. m/0.22 mm/0.20 μm, He, 4. K/min; Tstart: 50. C; Tend: 300. C |
Capillary | SE-52 | 243.35 | Lee, Vassilaros, et al., 1979 | 12. m/0.3 mm/0.34 μm, He, 2. K/min; Tstart: 50. C; Tend: 250. C |
Lee's RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP Sil 8 CB | 245.6 | Bundt, Herbel, et al., 1991 | 50. m/0.25 mm/0.25 μm, He; Program: not specified |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Roux, Temprado, et al., 2008
Roux, M.V.; Temprado, M.; Chickos, J.S.; Nagano, Y.,
Critically Evaluated Thermochemical Properties of Polycyclic Aromatic Hydrocarbons,
J. Phys. Chem. Ref. Data, 2008, 37, 4, 1855-1996. [all data]
Steele, Chirico, et al., 1995
Steele, W.V.; Chirico, R.D.; Smith, N.K.,
The standard enthalpies of formation of 2-methylbiphenyl and diphenylmethane,
J. Chem. Thermodyn., 1995, 27, 671-678. [all data]
Parks and Mosley, 1950
Parks, G.S.; Mosley, J.R.,
Redetermination of the heat of combustion of diphenylmethane,
J. Am. Chem. Soc., 1950, 72, 1850. [all data]
Marcus Y., 1986
Marcus Y.,
Entropies of tetrahedral M-phenyl species,
J. Chem. Soc., Faraday Trans. 1, 1986, 82, 993-1006. [all data]
Dorofeeva O.V., 1997
Dorofeeva O.V.,
Unpublished results. Thermocenter of Russian Academy of Science, Moscow, 1997. [all data]
Puranik P.G., 1962
Puranik P.G.,
Vibrational spectra, potential constants, and thermodynamic properties of diphenylmethane,
Proc. Indian Acad. Sci., 1962, A56, 233-238. [all data]
Tsonopoulos and Ambrose, 1995
Tsonopoulos, C.; Ambrose, D.,
Vapor-Liquid Critical Properties of Elements and Compounds. 3. Aromatic Hydrocarbons,
J. Chem. Eng. Data, 1995, 40, 547-558. [all data]
Wieczorek and Kobayashi, 1980
Wieczorek, S.A.; Kobayashi, R.,
Vapor pressure measurements of diphenylmethane, thianaphthene, and bicyclohexyl at elevated temperatures,
J. Chem. Eng. Data, 1980, 25, 302. [all data]
Glaser and Ruland, 1957
Glaser, F.; Ruland, H.,
Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen,
Chem. Ing. Techn., 1957, 29, 772. [all data]
Guye and Mallet, 1902
Guye, P.A.; Mallet, E.,
Measurement of Critical Constants,
Arch. Sci. Phys. Nat., 1902, 13, 274-296. [all data]
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Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity Pc Critical pressure S°gas Entropy of gas at standard conditions T Temperature Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Vc Critical volume ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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