1,3-Cyclopentadiene

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Gas phase 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:
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
Δfgas139.kJ/molChydRoth, Adamczak, et al., 1991ALS
Δfgas133.4kJ/molEqkFuruyama, Golden, et al., 1970ALS
Quantity Value Units Method Reference Comment
Δcgas-2960. ± 30.kJ/molCcbWassermann, 1935Corresponding Δfgas = 130. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
gas274.47J/mol*KN/AFuruyama S., 1970This a second law entropy value was obtained from study of gas-phase equilibrium. The value of S(298.2 K)=270.3(4.2) J/mol*K was obtained from other equilibrium study [ Grant C.J., 1969].; GT

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
33.2950.Dorofeeva O.V., 1986Recommended S(T) values differ from other statistically calculated values [ Turnbull A.G., 1967, Furuyama S., 1970] up to 2.6 J/mol*K. Discrepancies in Cp(T) values amount to 1.3-4.3 J/mol*K. There is an excellent agreement between selected values of S(T) and Cp(T) and those obtained by ab initio calculation [ Karni M., 1991].; GT
35.04100.
40.32150.
49.53200.
68.30273.15
75.4 ± 2.0298.15
75.89300.
103.30400.
126.45500.
145.03600.
160.04700.
172.41800.
182.77900.
191.551000.
199.041100.
205.471200.
211.001300.
215.771400.
219.921500.

Condensed phase 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 by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
liquid182.7J/mol*KN/ALebedev and Lityagov, 1977 

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
115.3298.15Lebedev and Lityagov, 1977T = 14 to 330 K.

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
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
Tboil314. ± 2.KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus183.15KN/AMurphy and Duggan, 1949Uncertainty assigned by TRC = 10. K; TRC
Tfus188.KN/AStaudinger, 1926Uncertainty assigned by TRC = 3. K; TRC
Quantity Value Units Method Reference Comment
Ttriple176.60KN/ALebedev and Lityagov, 1977, 2Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Δvap29.kJ/molVRogers, 1972ALS
Δvap28.4 ± 0.3kJ/molVHull, Reid, et al., 1965ALS
Δvap28.4 ± 0.3kJ/molMMHull, Reid, et al., 1965, 2Based on data from 291. to 314. K.; AC
Δvap29.7kJ/molN/AHull, Reid, et al., 1965, 2Based on data from 273. to 287. K. See also Barrett and Burrage, 1932.; AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
28.1302.A,MMStephenson and Malanowski, 1987Based on data from 291. to 314. K. See also Hull, Reid, et al., 1965, 2.; AC
28.2286.N/ALesteva, Ogorodnikov, et al., 1967Based on data from 271. to 314. K. See also Boublik, Fried, et al., 1984.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
271.3 to 314.2.65373531.826-113.863Lesteva, Ogoradnikov, et al., 1967Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
8.010176.60Lebedev and Lityagov, 1977DH
8.01176.6Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
45.4176.60Lebedev and Lityagov, 1977DH

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 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
MS - José A. Martinho Simões

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

cyclopentadienide anion + Hydrogen cation = 1,3-Cyclopentadiene

By formula: C5H5- + H+ = C5H6

Quantity Value Units Method Reference Comment
Δr1481. ± 9.2kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1485. ± 12.kJ/molG+TSCumming and Kebarle, 1978gas phase; B
Δr1495. ± 8.4kJ/molD-EAEngelking and Lineberger, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr1455. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1459. ± 8.4kJ/molIMRECumming and Kebarle, 1978gas phase; B

cyclopentadienide anion + 1,3-Cyclopentadiene = (cyclopentadienide anion • 1,3-Cyclopentadiene)

By formula: C5H5- + C5H6 = (C5H5- • C5H6)

Quantity Value Units Method Reference Comment
Δr<36.0kJ/molIMRBMeot-ner, 1988gas phase; B,M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KN/AMeot-ner, 1988gas phase; Entropy change calculated or estimated, DG<, ΔrH<; M
Quantity Value Units Method Reference Comment
Δr<11. ± 4.2kJ/molIMRBMeot-ner, 1988gas phase; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
15.250.PHPMSMeot-ner, 1988gas phase; Entropy change calculated or estimated, DG<, ΔrH<; M

Maleic anhydride + 1,3-Cyclopentadiene = Carbic anhydride

By formula: C4H2O3 + C5H6 = C9H8O3

Quantity Value Units Method Reference Comment
Δr-104. ± 2.kJ/molCmBreslauer and Kabakoff, 1974liquid phase; solvent: Dioxane; ALS
Δr-107.9kJ/molCmRogers and Quan, 1973liquid phase; Gas phase Diels-Alder; ALS

2Hydrogen + 1,3-Cyclopentadiene = Cyclopentane

By formula: 2H2 + C5H6 = C5H10

Quantity Value Units Method Reference Comment
Δr-210.8 ± 0.84kJ/molChydKistiakowsky, Ruhoff, et al., 1936gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -212.8 ± 0.84 kJ/mol; At 355 °K; ALS

Chlorine anion + 1,3-Cyclopentadiene = (Chlorine anion • 1,3-Cyclopentadiene)

By formula: Cl- + C5H6 = (Cl- • C5H6)

Quantity Value Units Method Reference Comment
Δr<10.5kJ/molTDEqFrench, Ikuta, et al., 1982gas phase; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
10.300.PHPMSFrench, Ikuta, et al., 1982gas phase; DG<; M

1,3-Cyclopentadiene + Tetracyanoethylene = Bicyclo[2.2.1]hept-5-ene-2,2,3,3-tetracarbonitrile

By formula: C5H6 + C6N4 = C11H6N4

Quantity Value Units Method Reference Comment
Δr-112.kJ/molKinSamuilov, Bukharov, et al., 1981liquid phase; solvent: Chorobenzene; ALS
Δr-106.9 ± 2.9kJ/molCmRogers, 1972liquid phase; ALS

2,5-Norbornadiene = 1,3-Cyclopentadiene + Acetylene

By formula: C7H8 = C5H6 + C2H2

Quantity Value Units Method Reference Comment
Δr117.2 ± 2.1kJ/molKinWalsh and Wells, 1975gas phase; Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 118.7 ± 1.3 kJ/mol; ALS

21,3-Cyclopentadiene (l) + magnesium (cr) = Magnesium, bis(η(5)-2,4-cyclopentadien-1-yl)- (cr) + Hydrogen (g)

By formula: 2C5H6 (l) + Mg (cr) = C10H10Mg (cr) + H2 (g)

Quantity Value Units Method Reference Comment
Δr-142.5 ± 2.9kJ/molRSCHull, Reid, et al., 1967Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970, 2.; MS

C8H6MoO3 (solution) + 31,3-Diazine (solution) = C18H15MoN3O3 (solution) + 1,3-Cyclopentadiene (solution)

By formula: C8H6MoO3 (solution) + 3C4H4N2 (solution) = C18H15MoN3O3 (solution) + C5H6 (solution)

Quantity Value Units Method Reference Comment
Δr-69.9 ± 2.9kJ/molRSCNolan, Hoff, et al., 1985solvent: Pyridine; Reaction temperature: 323 K; MS

Bicyclo[2.1.0]pent-2-ene = 1,3-Cyclopentadiene

By formula: C5H6 = C5H6

Quantity Value Units Method Reference Comment
Δr-200. ± 2.kJ/molCisoRoth, Klarner, et al., 1980liquid phase; solvent: Heptane; ALS

Dicyclopentadiene = 21,3-Cyclopentadiene

By formula: C10H12 = 2C5H6

Quantity Value Units Method Reference Comment
Δr72.383kJ/molCmBaur and Frater, 1941gas phase; Heat of dissociation; ALS

2Hydrogen iodide + 1,3-Cyclopentadiene = Cyclopentene + Iodine

By formula: 2HI + C5H6 = C5H8 + I2

Quantity Value Units Method Reference Comment
Δr-89.5kJ/molEqkFuruyama, Golden, et al., 1970gas phase; ALS

2-Norbornene = 1,3-Cyclopentadiene + Ethylene

By formula: C7H10 = C5H6 + C2H4

Quantity Value Units Method Reference Comment
Δr97.2 ± 2.5kJ/molEqkWalsh and Wells, 1976gas phase; ALS

Bicyclo[2.2.1]hept-5-ene-2,2,3,3-tetracarbonitrile = 1,3-Cyclopentadiene + Tetracyanoethylene

By formula: C11H6N4 = C5H6 + C6N4

Quantity Value Units Method Reference Comment
Δr106.9 ± 2.9kJ/molCmRogers, 1972solid phase; ALS

1,3-Cyclopentadiene + Acetylene = 2,5-Norbornadiene

By formula: C5H6 + C2H2 = C7H8

Quantity Value Units Method Reference Comment
Δr-117. ± 2.kJ/molEqkWalsh and Wells, 1975gas phase; ALS

21,3-Cyclopentadiene = endo-Dicyclopentadiene

By formula: 2C5H6 = C10H12

Quantity Value Units Method Reference Comment
Δr-195.1kJ/molEqkLenz and Vaughan, 1989gas phase; ALS

21,3-Cyclopentadiene = C10H12

By formula: 2C5H6 = C10H12

Quantity Value Units Method Reference Comment
Δr-195.7kJ/molEqkLenz and Vaughan, 1989gas phase; ALS

Gas phase ion energetics 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C5H6+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)8.57 ± 0.01eVN/AN/AL
Quantity Value Units Method Reference Comment
Proton affinity (review)821.6kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity798.4kJ/molN/AHunter and Lias, 1998HL

Proton affinity at 298K

Proton affinity (kJ/mol) Reference Comment
828.0Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Gas basicity at 298K

Gas basicity (review) (kJ/mol) Reference Comment
798.3Aue, Guidoni, et al., 2000Experimental literature data re-evaluated by the authors using ab initio protonation entropies; MM

Ionization energy determinations

IE (eV) Method Reference Comment
8.44PEKiselev, Sakhabutdinov, et al., 1992LL
8.58 ± 0.02PEBieri, Burger, et al., 1977LLK
8.56 ± 0.01EIHolmes and McGillivray, 1971LLK
8.57 ± 0.01PIDerrick, Asbrink, et al., 1971LLK
8.57 ± 0.01PIDemeo and El-Sayed, 1970RDSH
9.0EIHedaya, Kent, et al., 1968RDSH
8.55PIDewar and Worley, 1968RDSH
8.53PEKiselev, Sakhabutdinov, et al., 1992Vertical value; LL
8.61PEBock and Kaim, 1980Vertical value; LLK
8.6PECradock, Ebsworth, et al., 1975Vertical value; LLK
8.56PECradock, Findlay, et al., 1974Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C5H5+12.62HEIOccolowitz and White, 1968RDSH
C5H5+12.9HEIHarrison, Haynes, et al., 1965RDSH
C5H5+11.9 ± 0.5HEIDorman, 1965RDSH
C5H5+12.6HEIHarrison, Honnen, et al., 1960RDSH

De-protonation reactions

cyclopentadienide anion + Hydrogen cation = 1,3-Cyclopentadiene

By formula: C5H5- + H+ = C5H6

Quantity Value Units Method Reference Comment
Δr1481. ± 9.2kJ/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1485. ± 12.kJ/molG+TSCumming and Kebarle, 1978gas phase; B
Δr1495. ± 8.4kJ/molD-EAEngelking and Lineberger, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr1455. ± 8.4kJ/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Δr1459. ± 8.4kJ/molIMRECumming and Kebarle, 1978gas phase; B

IR Spectrum

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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: Coblentz Society, Inc.

Condensed Phase Spectrum

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IR spectrum
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Notice: Except where noted, spectra from this collection were measured on dispersive instruments, often in carefully selected solvents, and hence may differ in detail from measurements on FTIR instruments or in other chemical environments. More information on the manner in which spectra in this collection were collected can be found here.

Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner COBLENTZ SOCIETY
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin WYANDOTTE CHEMICALS CORP., WYANDOTTE, MICHIGAN, USA
Source reference COBLENTZ NO. 2691
Date Not specified, most likely prior to 1970
Name(s) 1,3-cyclopentadiene
State LIQUID
Instrument Not specified, most likely a prism, grating, or hybrid spectrometer.
Path length 0.003 CM
Resolution 4
Sampling procedure TRANSMISSION
Data processing DIGITIZED BY NIST FROM HARD COPY
Boiling point 41 C

This IR spectrum is from the Coblentz Society's evaluated infrared reference spectra collection.


UV/Visible spectrum

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR 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 by: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Powell and Edson, 1948
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. 10963
Instrument Beckman quartz photoelectric spectrophotometer
Melting point - 85
Boiling point 41

Gas Chromatography

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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

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Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-101100.545.Diez, Guillen, et al., 1990N2; Column length: 25. m; Column diameter: 0.23 mm
CapillaryOV-10180.542.Diez, Guillen, et al., 1990N2; Column length: 25. m; Column diameter: 0.23 mm
CapillarySqualane100.534.7Diez, Guillen, et al., 1990N2; Column length: 45. m; Column diameter: 0.5 mm
CapillarySqualane80.510.5Diez, Guillen, et al., 1990N2; Column length: 45. m; Column diameter: 0.5 mm
CapillarySE-54100.552.5Diez, Guillen, et al., 1990N2; Column length: 25. m; Column diameter: 0.22 mm
CapillarySE-5480.549.5Diez, Guillen, et al., 1990N2; Column length: 25. m; Column diameter: 0.22 mm
PackedSqualane70.527.Safina, Poznyak, et al., 1989He, Risorb (0.2-0.3 mm); Column length: 2. m
CapillarySqualane50.521.7Papazova, Milina, et al., 1988Column length: 50. m; Column diameter: 0.25 mm
CapillaryBP-1100.543.Bermejo, Blanco, et al., 1987N2; Column length: 12. m; Column diameter: 0.22 mm
CapillaryBP-180.541.Bermejo, Blanco, et al., 1987N2; Column length: 12. m; Column diameter: 0.22 mm
CapillaryOV-101100.545.Bermejo, Blanco, et al., 1987N2; Column length: 25. m; Column diameter: 0.23 mm
CapillaryOV-10180.542.Bermejo, Blanco, et al., 1987N2; Column length: 25. m; Column diameter: 0.23 mm
CapillarySqualane64.523.Sojak, Ruman, et al., 198750. m/0.25 mm/0.25 μm, H2
CapillarySE-30130.546.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySE-3080.540.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySqualane50.521.8Bajus, Veselý, et al., 1979Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane50.521.6Bajus, Veselý, et al., 1979, 2Column length: 100. m; Column diameter: 0.25 mm
PackedSqualane27.518.Bogoslovsky, Anvaer, et al., 1978 
PackedSqualane49.521.Bogoslovsky, Anvaer, et al., 1978 
PackedSqualane67.527.Bogoslovsky, Anvaer, et al., 1978 
PackedSqualane86.530.Bogoslovsky, Anvaer, et al., 1978 
CapillarySqualane40.520.6Stopp, Engewald, et al., 1978Column length: 70. m; Column diameter: 0.23 mm
CapillarySqualane27.516.61Schomburg and Dielmann, 1973Column length: 100. m; Column diameter: 0.25 mm
PackedSqualane27.519.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane49.522.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane67.528.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane86.530.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryPetrocol DH-100538.1Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)
CapillaryDB-1533.Hoekman, 199360. m/0.32 mm/1.0 μm, He; Program: -40 C for 12 min; -40 - 125 C at 3 deg.min; 125-185 C at 6 deg/min; 185 - 220 C at 20 deg/min; hold 220 C for 2 min

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M64.745.7Sojak, Ruman, et al., 198750. m/0.25 mm/0.25 μm, H2

Kovats' RI, polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-Wax735.Umano and Shibamoto, 1987He, 40. C @ 10. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 200. C

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryMethyl Silicone50.522.N/AN2; Column length: 74.6 m; Column diameter: 0.28 mm

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB528.Bramston-Cook, 201360. m/0.25 mm/1.0 μm, Helium, 45. C @ 1.45 min, 3.6 K/min, 210. C @ 2.72 min
CapillaryPONA525.Zhang, Ding, et al., 200950. m/0.20 mm/0.50 μm, Nitrogen, 35. C @ 15. min, 2. K/min, 200. C @ 10. min

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

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Column type Active phase I Reference Comment
CapillarySqualane523.Chen, 2008Program: not specified
CapillaryPONA538.Perkin Elmer Instruments, 2002Column length: 100. m; Phase thickness: 0.50 μm; Program: not specified
CapillaryOV-101530.Zenkevich, 1998He; Column length: 25. m; Column diameter: 0.20 mm; Program: not specified
CapillaryOV-101535.Zenkevich, 1998He; Column length: 25. m; Column diameter: 0.20 mm; Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.540.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryHP-597.2Shao, Wang, et al., 200630. m/0.3 mm/0.25 μm, He, 50. C @ 5. min, 5. K/min, 200. C @ 15. min

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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.

Roth, Adamczak, et al., 1991
Roth, W.R.; Adamczak, O.; Breuckmann, R.; Lennartz, H.-W.; Boese, R., Die Berechnung von Resonanzenergien; das MM2ERW-Kraftfeld, Chem. Ber., 1991, 124, 2499-2521. [all data]

Furuyama, Golden, et al., 1970
Furuyama, S.; Golden, D.M.; Benson, S.W., Thermochemistry of cyclopentene and cyclopentadiene from studies of gas-phase equilibria, J. Chem. Thermodyn., 1970, 2, 161-169. [all data]

Wassermann, 1935
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Notes

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