Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Hydrogen

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry data

Go To: Top, Reaction thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Quantity Value Units Method Reference Comment
gas,1 bar130.680 ± 0.003J/mol*KReviewCox, Wagman, et al., 1984CODATA Review value
gas,1 bar130.68J/mol*KReviewChase, 1998Data last reviewed in March, 1977

Gas Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

View plot Requires a JavaScript / HTML 5 canvas capable browser.

View table.

Temperature (K) 298. - 1000.1000. - 2500.2500. - 6000.
A 33.06617818.56308343.413560
B -11.36341712.257357-4.293079
C 11.432816-2.8597861.272428
D -2.7728740.268238-0.096876
E -0.1585581.977990-20.533862
F -9.980797-1.147438-38.515158
G 172.707974156.288133162.081354
H 0.00.00.0
ReferenceChase, 1998Chase, 1998Chase, 1998
Comment Data last reviewed in March, 1977; New parameter fit October 2001 Data last reviewed in March, 1977; New parameter fit October 2001 Data last reviewed in March, 1977; New parameter fit October 2001

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, 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:
MS - José A. Martinho Simões
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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.

Reactions 1 to 50

Dicobalt octacarbonyl (solution) + Hydrogen (solution) = 2Cobalt, tetracarbonylhydro- (solution)

By formula: C8Co2O8 (solution) + H2 (solution) = 2C4HCoO4 (solution)

Quantity Value Units Method Reference Comment
Deltar19.7 ± 0.8kJ/molEqSRathke, Klingler, et al., 1992solvent: Supercritical carbon dioxide; Temperature range: 333-453 K. The results corrected for 1 atm pressure of H2 are 16.7 kJ/mol and -17.6 J/(mol K) Rathke, Klingler, et al., 1992; MS
Deltar13.0 ± 0.9kJ/molEqSBor, 1986solvent: n-Hexane; Temperature range: ca. 300-420 K; MS
Deltar26.4kJ/molKinSAlemdaroglu, Penninger, et al., 1976solvent: n-Heptane; The reaction enthalpy relies on the experimental values for the forward and reverse activation enthalpies, 72.4 and 46.0 kJ/mol, respectively Alemdaroglu, Penninger, et al., 1976. A rather different value has, however, been reported for the activation enthalpy of the forward reaction, 104.6 kJ/mol Ungváry, 1972; MS
Deltar27.6kJ/molEqSAlemdaroglu, Penninger, et al., 1976solvent: n-Heptane; Temperature range: 353-428 K; MS
Deltar13.4kJ/molEqSUngváry, 1972solvent: n-Heptane; Temperature range: 307-428 K. The results corrected for 1 atm pressure of H2 are 18.0 kJ/mol and -10.9 J/(mol K) Rathke, Klingler, et al., 1992; MS

H3+ + Hydrogen = (H3+ bullet Hydrogen)

By formula: H3+ + H2 = (H3+ bullet H2)

Quantity Value Units Method Reference Comment
Deltar29. ± 2.kJ/molAVGN/AAverage of 4 out of 11 values; Individual data points
Quantity Value Units Method Reference Comment
Deltar72.8 - 72.8J/mol*KRNGN/ARange of 6 values; Individual data points

C11H2O11Os (solution) + Carbon monoxide (solution) = Hydrogen (g) + Osmium, dodecacarbonyltri-, triangulo (solution)

By formula: C11H2O11Os (solution) + CO (solution) = H2 (g) + C12O12Os3 (solution)

Quantity Value Units Method Reference Comment
Deltar-37.7 ± 9.6kJ/molES/KSPoë, Sampson, et al., 1993solvent: Decalin; Calculated from equilibrium and kinetic data Poë, Sampson, et al., 1993.; MS
Deltar-77.4 ± 9.7kJ/molN/APoë, Sampson, et al., 1993solvent: Decalin; Calculated from data for the reactions Os3(CO)10(H)2(solution) + CO(solution) = Os3(CO)11(H)2(solution) (hrxn [kJ/mol]=-39.7±1.3, srxn [J/(mol K)]=-80.3±3.8) and Os3(CO)11(H)2(solution) + CO(solution) = Os3(CO)12(solution) + H2(g) (hrxn [kJ/mol]=-37.7±9.6, srxn [J/(mol K)]=-32.6±27.6) Poë, Sampson, et al., 1993.; MS

Cyclohexene + Hydrogen = Cyclohexane

By formula: C6H10 + H2 = C6H12

Quantity Value Units Method Reference Comment
Deltar-118. ± 6.kJ/molAVGN/AAverage of 8 values; Individual data points

Chromium, hexacarbonylbis(η5-2,4-cyclopentadien-1-yl)di-, (Cr-Cr) (cr) + Hydrogen (g) = 2C8H6CrO3 (cr)

By formula: C16H10Cr2O6 (cr) + H2 (g) = 2C8H6CrO3 (cr)

Quantity Value Units Method Reference Comment
Deltar-13.9 ± 4.0kJ/molRSCLandrum and Hoff, 1985The reaction enthalpy was obtained from the value for the reaction 2Cr(Cp)(CO)3(H)(cr) + 1,3-cy-C6H8(solution) = [Cr(Cp)(CO)3]2(cr) + cy-C6H10(solution), -98.3 ± 3.8 kJ/mol Landrum and Hoff, 1985, together with the calculated enthalpy for 1,3-cy-C6H8(l) + H2(g) = cy-C6H10(l), -112.2±1.3 Pedley, 1994. It was assumed that 1,3-cy-C6H8 and cy-C6H10 have similar solution enthalpies in heptane; MS
Deltar-15.1 ± 4.2kJ/molDSCLandrum and Hoff, 1985The reaction enthalpy was obtained from the value for the reaction 2Cr(Cp)(CO)3(H)(cr) + 1,3-cy-C6H8(solution) = [Cr(Cp)(CO)3]2(cr) + cy-C6H10(solution), -98.3 ± 3.8 kJ/mol Landrum and Hoff, 1985, together with the calculated enthalpy for 1,3-cy-C6H8(l) + H2(g) = cy-C6H10(l), -112.2±1.3 Pedley, 1994. It was assumed that 1,3-cy-C6H8 and cy-C6H10 have similar solution enthalpies in heptane; MS

Hydrogen + 1-Hexene = n-Hexane

By formula: H2 + C6H12 = C6H14

Quantity Value Units Method Reference Comment
Deltar-125. ± 3.kJ/molAVGN/AAverage of 8 values; Individual data points

(H3+ bullet Hydrogen) + Hydrogen = (H3+ bullet 2Hydrogen)

By formula: (H3+ bullet H2) + H2 = (H3+ bullet 2H2)

Quantity Value Units Method Reference Comment
Deltar14. ± 0.8kJ/molPHPMSHiraoka, 1987gas phase; M
Deltar13.kJ/molHPMSBeuhler, Ehrenson, et al., 1983gas phase; M
Deltar14.kJ/molHPMSBeuhler, Ehrenson, et al., 1983gas phase; deuterated; M
Deltar17.kJ/molPHPMSHiraoka and Kebarle, 1975gas phase; M
Deltar7.5kJ/molHPMSBennett and Field, 1972gas phase; Entropy change is questionable; M
Quantity Value Units Method Reference Comment
Deltar72.8J/mol*KPHPMSHiraoka, 1987gas phase; M
Deltar70.7J/mol*KHPMSBeuhler, Ehrenson, et al., 1983gas phase; M
Deltar67.4J/mol*KHPMSBeuhler, Ehrenson, et al., 1983gas phase; deuterated; M
Deltar82.8J/mol*KPHPMSHiraoka and Kebarle, 1975gas phase; M
Deltar45.2J/mol*KHPMSBennett and Field, 1972gas phase; Entropy change is questionable; M

Hydrogen + 1-Heptene = Heptane

By formula: H2 + C7H14 = C7H16

Quantity Value Units Method Reference Comment
Deltar-125. ± 2.kJ/molAVGN/AAverage of 6 values; Individual data points

1-Octene + Hydrogen = Octane

By formula: C8H16 + H2 = C8H18

Quantity Value Units Method Reference Comment
Deltar-125. ± 6.kJ/molAVGN/AAverage of 7 values; Individual data points

Hydrogen anion + Hydrogen cation = Hydrogen

By formula: H- + H+ = H2

Quantity Value Units Method Reference Comment
Deltar1675.3kJ/molN/AShiell, Hu, et al., 2000gas phase; Given: 139714.8±1 cm-1 at 0K, or 399.465±0.003 kcal/mol; B
Deltar1675.3kJ/molN/APratt, McCormack, et al., 1992gas phase; 399.46±0.01 kcal/mol at 0K; 0.94 correction, Gurvich, Veyts, et al.; B
Deltar1675.3kJ/molD-EALykke, Murray, et al., 1991gas phase; Reported: 6082.99±0.15 cm-1, or 0.754195(18) eV; B
Quantity Value Units Method Reference Comment
Deltar1649.3 ± 0.42kJ/molH-TSShiell, Hu, et al., 2000gas phase; Given: 139714.8±1 cm-1 at 0K, or 399.465±0.003 kcal/mol; B
Deltar1649.3kJ/molH-TSLykke, Murray, et al., 1991gas phase; Reported: 6082.99±0.15 cm-1, or 0.754195(18) eV; B

Hydrogen + Cyclopentene = Cyclopentane

By formula: H2 + C5H8 = C5H10

Quantity Value Units Method Reference Comment
Deltar-112.7 ± 0.54kJ/molChydAllinger, Dodziuk, et al., 1982liquid phase; solvent: Hexane; ALS
Deltar-112. ± 0.8kJ/molChydRoth and Lennartz, 1980liquid phase; solvent: Cyclohexane; ALS
Deltar-109.0 ± 1.8kJ/molChydTurner, Jarrett, et al., 1973liquid phase; solvent: Acetic acid; ALS
Deltar-110. ± 0.8kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon; ALS
Deltar-111.6 ± 0.3kJ/molChydDolliver, Gresham, et al., 1937gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -112.6 ± 0.3 kJ/mol; At 355 °K; ALS

Hydrogen + Cyclooctene, (Z)- = Cyclooctane

By formula: H2 + C8H14 = C8H16

Quantity Value Units Method Reference Comment
Deltar-102.kJ/molChydDoering, Roth, et al., 1989liquid phase; ALS
Deltar-103. ± 0.8kJ/molChydRoth and Lennartz, 1980liquid phase; solvent: Cyclohexane; ALS
Deltar-96.40 ± 0.71kJ/molChydRogers, Von Voithenberg, et al., 1978liquid phase; solvent: Hexane; ALS
Deltar-96.1 ± 0.4kJ/molChydTurner and Meador, 1957liquid phase; solvent: Acetic acid; ALS
Deltar-97.40 ± 0.63kJ/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -98.4 ± 0.2 kJ/mol; At 355 K; ALS

0.5C36H84Cl2P4Rh2 (solution) + Hydrogen (g) = C18H44ClP2Rh (solution)

By formula: 0.5C36H84Cl2P4Rh2 (solution) + H2 (g) = C18H44ClP2Rh (solution)

Quantity Value Units Method Reference Comment
Deltar-98.8 ± 2.7kJ/molRSCWang, Rosini, et al., 1995solvent: Benzene; The reaction enthalpy was calculated from the enthalpies of the reactions Rh[P(i-Pr)3]2(Cl)(H)2(solution) + t-BuNC(solution) = Rh[P(i-Pr)3]2(Cl)(CN-t-Bu)(solution) + H2(g), -41.4 ± 1.7 kJ/mol, and 0.5{Rh[P(i-Pr)3]2(Cl)}2(solution) + t-BuNC(solution) = Rh[P(i-Pr)3]2(Cl)(CN-t-Bu)(solution), -140.2 ± 2.1 kJ/mol Wang, Rosini, et al., 1995. The enthalpy of solution of {Rh[P(i-Pr)3]2(Cl)}2(cr) was measured as 20.1 ± 1.3 kJ/mol Wang, Rosini, et al., 1995.; MS

Hydrogen + Cyclopentene, 1-methyl- = Cyclopentane, methyl-

By formula: H2 + C6H10 = C6H12

Quantity Value Units Method Reference Comment
Deltar-100.8 ± 0.63kJ/molChydRogers, Crooks, et al., 1987liquid phase; ALS
Deltar-101.3 ± 0.50kJ/molChydAllinger, Dodziuk, et al., 1982liquid phase; solvent: Hexane; ALS
Deltar-96.3 ± 0.2kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-96.3 ± 0.2kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS
Deltar-96.3 ± 0.2kJ/molChydTurner and Garner, 1957, 2liquid phase; solvent: Acetic acid; ALS

2Hydrogen + 1,5-Hexadiene = n-Hexane

By formula: 2H2 + C6H10 = C6H14

Quantity Value Units Method Reference Comment
Deltar-252. ± 2.kJ/molChydFang and Rogers, 1992liquid phase; solvent: Cyclohexane; ALS
Deltar-253.9 ± 2.7kJ/molChydMolnar, Rachford, et al., 1984liquid phase; solvent: Dioxane; ALS
Deltar-251.8 ± 1.5kJ/molChydTurner, Mallon, et al., 1973liquid phase; solvent: Glacial acetic acid; ALS
Deltar-251.2 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1936gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -253.3 ± 0.63 kJ/mol; At 355 °K; ALS

Hydrogen + 1-Ethylcyclopentene = Cyclopentane, ethyl-

By formula: H2 + C7H12 = C7H14

Quantity Value Units Method Reference Comment
Deltar-101.9 ± 0.63kJ/molChydAllinger, Dodziuk, et al., 1982liquid phase; solvent: Hexane; ALS
Deltar-98.3 ± 0.8kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon; ALS
Deltar-98.58 ± 0.46kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-98.58 ± 0.46kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS

Hydrogen + Cyclopentane, ethylidene- = Cyclopentane, ethyl-

By formula: H2 + C7H12 = C7H14

Quantity Value Units Method Reference Comment
Deltar-106.9 ± 0.4kJ/molChydAllinger, Dodziuk, et al., 1982liquid phase; solvent: Hexane; ALS
Deltar-101. ± 0.8kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon; ALS
Deltar-104.1 ± 0.50kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-104.1 ± 0.50kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS

Hydrogen + Cyclopentane, methylene- = Cyclopentane, methyl-

By formula: H2 + C6H10 = C6H12

Quantity Value Units Method Reference Comment
Deltar-115.9 ± 0.96kJ/molChydAllinger, Dodziuk, et al., 1982liquid phase; solvent: Hexane; ALS
Deltar-112.5 ± 0.08kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-112.3 ± 0.2kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS
Deltar-112.2 ± 0.3kJ/molChydTurner and Garner, 1957, 2liquid phase; solvent: Acetic acid; ALS

C3H7+ + Hydrogen = (C3H7+ bullet Hydrogen)

By formula: C3H7+ + H2 = (C3H7+ bullet H2)

Quantity Value Units Method Reference Comment
Deltar10.kJ/molPHPMSHiraoka and Kebarle, 1976gas phase; Entropy change calculated or estimated, DG<, «DELTA»rH<; M
Quantity Value Units Method Reference Comment
Deltar84.J/mol*KN/AHiraoka and Kebarle, 1976gas phase; Entropy change calculated or estimated, DG<, «DELTA»rH<; M

Free energy of reaction

DeltarG° (kJ/mol) T (K) Method Reference Comment
4.170.PHPMSHiraoka and Kebarle, 1976gas phase; Entropy change calculated or estimated, DG<, «DELTA»rH<; M

Cobalt ion (1+) + Hydrogen = (Cobalt ion (1+) bullet Hydrogen)

By formula: Co+ + H2 = (Co+ bullet H2)

Quantity Value Units Method Reference Comment
Deltar82. ± 4.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(O K)=76.1 kJ/mol, «DELTA»rS(300 K)=86.2 J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar92.0J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(O K)=76.1 kJ/mol, «DELTA»rS(300 K)=86.2 J/mol*K; M

Enthalpy of reaction

DeltarH° (kJ/mol) T (K) Method Reference Comment
73.2 (+9.6,-0.) CIDHaynes and Armentrout, 1996gas phase; guided ion beam CID; M

1-Pentene + Hydrogen = Pentane

By formula: C5H10 + H2 = C5H12

Quantity Value Units Method Reference Comment
Deltar-126.6 ± 2.4kJ/molChydMolnar, Rachford, et al., 1984liquid phase; solvent: Dioxane; ALS
Deltar-125.0 ± 1.8kJ/molChydMolnar, Rachford, et al., 1984liquid phase; solvent: Hexane; ALS
Deltar-122.6 ± 2.4kJ/molChydRogers and Skanupong, 1974liquid phase; solvent: Hexane; ALS
Deltar-119. ± 1.kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon; ALS

Cyclohexane, methylene- + Hydrogen = Cyclohexane, methyl-

By formula: C7H12 + H2 = C7H14

Quantity Value Units Method Reference Comment
Deltar-119.5 ± 0.65kJ/molChydRogers, Crooks, et al., 1987liquid phase; ALS
Deltar-116.1 ± 0.54kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-116.1 ± 0.54kJ/molEqkTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS
Deltar-120.1 ± 0.3kJ/molChydTurner and Garner, 1957, 2liquid phase; solvent: Acetic acid; ALS

Hydrogen + Cycloheptene = Cycloheptane

By formula: H2 + C7H12 = C7H14

Quantity Value Units Method Reference Comment
Deltar-110. ± 0.4kJ/molChydRoth and Lennartz, 1980liquid phase; solvent: Cyclohexane; ALS
Deltar-108.2 ± 0.4kJ/molChydTurner, Meador, et al., 1957liquid phase; solvent: Acetic acid; ALS
Deltar-108.9 ± 0.63kJ/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -111.0 ± 0.08 kJ/mol; At 355 K; ALS

3Hydrogen + 1,3,5-Cycloheptatriene = Cycloheptane

By formula: 3H2 + C7H8 = C7H14

Quantity Value Units Method Reference Comment
Deltar-305. ± 0.4kJ/molChydRoth, Klaerner, et al., 1983liquid phase; solvent: Isooctane; ALS
Deltar-294.9 ± 1.6kJ/molChydTurner, Meador, et al., 1957liquid phase; solvent: Acetic acid; ALS
Deltar-301.7 ± 1.3kJ/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -304.8 ± 0.04 kJ/mol; at 355 K; ALS

2Hydrogen + 1,3-Butadiene, 2,3-dimethyl- = Butane, 2,3-dimethyl-

By formula: 2H2 + C6H10 = C6H14

Quantity Value Units Method Reference Comment
Deltar-231.4 ± 3.0kJ/molChydMolnar, Rachford, et al., 1984liquid phase; solvent: Dioxane; ALS
Deltar-227.0 ± 2.8kJ/molChydMolnar, Rachford, et al., 1984liquid phase; solvent: Hexane; ALS
Deltar-223.4 ± 0.63kJ/molChydDolliver, Gresham, et al., 1937gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -225.4 ± 0.63 kJ/mol; At 355 °K; ALS

Pyridine + 3Hydrogen = Piperidine

By formula: C5H5N + 3H2 = C5H11N

Quantity Value Units Method Reference Comment
Deltar-193.8 ± 0.75kJ/molEqkHales and Herington, 1957gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -202.2 ± 0.75 kJ/mol; At 400-550 K; ALS
Deltar-193.0 ± 2.1kJ/molEqkBurrows and King, 1935liquid phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -188.3 kJ/mol; At 423-443 K; ALS

1-Pentene, 2,4,4-trimethyl- + Hydrogen = Pentane, 2,2,4-trimethyl-

By formula: C8H16 + H2 = C8H18

Quantity Value Units Method Reference Comment
Deltar-107.kJ/molChydTurner, Nettleton, et al., 1958liquid phase; solvent: Acetic acid; ALS
Deltar-112.9 ± 0.3kJ/molChydDolliver, Gresham, et al., 1937gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -114.0 ± 0.3 kJ/mol; At 355 °K; ALS
Deltar-119.6 ± 3.3kJ/molChydCrawford and Parks, 1936liquid phase; ALS

Propene + Hydrogen = Propane

By formula: C3H6 + H2 = C3H8

Quantity Value Units Method Reference Comment
Deltar-123.4 ± 5.0kJ/molChydKistiakowsky and Nickle, 1951gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -124.9 ± 2.1 kJ/mol; ALS
Deltar-125.0 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1935gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -126.00 ± 0.054 kJ/mol; At 355 °K; ALS

(Cobalt ion (1+) bullet Methane) + Hydrogen = (Cobalt ion (1+) bullet Hydrogen bullet Methane)

By formula: (Co+ bullet CH4) + H2 = (Co+ bullet H2 bullet CH4)

Quantity Value Units Method Reference Comment
Deltar95.8J/mol*KSIDTKemper, Bushnell, et al., 1993, 2gas phase; switching reaction(Co+).2H2, «DELTA»rS(440 K); Kemper, Bushnell, et al., 1993; M

Enthalpy of reaction

DeltarH° (kJ/mol) T (K) Method Reference Comment
73. (+3.,-0.) SIDTKemper, Bushnell, et al., 1993, 2gas phase; switching reaction(Co+).2H2, «DELTA»rS(440 K); Kemper, Bushnell, et al., 1993; M

Hydrogen + Acetone = Isopropyl Alcohol

By formula: H2 + C3H6O = C3H8O

Quantity Value Units Method Reference Comment
Deltar-68.74 ± 0.42kJ/molCmWiberg, Crocker, et al., 1991liquid phase; ALS
Deltar-55.23kJ/molEqkBuckley and Herington, 1965gas phase; ALS
Deltar-55.40 ± 0.42kJ/molChydDolliver, Gresham, et al., 1938gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -56.1 ± 0.4 kJ/mol; At 355 °K; ALS

(Cobalt ion (1+) bullet Hydrogen) + Methane = (Cobalt ion (1+) bullet Methane bullet Hydrogen)

By formula: (Co+ bullet H2) + CH4 = (Co+ bullet CH4 bullet H2)

Quantity Value Units Method Reference Comment
Deltar91.2J/mol*KSIDTKemper, Bushnell, et al., 1993, 2gas phase; switching reaction(Co+)2H2, «DELTA»rS(440 K); Kemper, Bushnell, et al., 1993; M

Enthalpy of reaction

DeltarH° (kJ/mol) T (K) Method Reference Comment
94.6 (+5.0,-0.) SIDTKemper, Bushnell, et al., 1993, 2gas phase; switching reaction(Co+)2H2, «DELTA»rS(440 K); Kemper, Bushnell, et al., 1993; M

Cyclohexane, ethylidene- + Hydrogen = Cyclohexane, ethyl-

By formula: C8H14 + H2 = C8H16

Quantity Value Units Method Reference Comment
Deltar-110. ± 1.kJ/molChydRogers and McLafferty, 1971liquid phase; solvent: Hydrocarbon; ALS
Deltar-110.1 ± 0.2kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-110.1 ± 0.2kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS

Hydrogen + trans-Cyclooctene = Cyclooctane

By formula: H2 + C8H14 = C8H16

Quantity Value Units Method Reference Comment
Deltar-144. ± 0.4kJ/molChydRoth, Adamczak, et al., 1991liquid phase; see Doering, Roth, et al., 1989; ALS
Deltar-144.0 ± 1.8kJ/molChydRogers, Von Voithenberg, et al., 1978liquid phase; solvent: Hexane; ALS
Deltar-134.9 ± 0.88kJ/molChydTurner and Meador, 1957liquid phase; solvent: Acetic acid; ALS

(Cobalt ion (1+) bullet Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 2Hydrogen)

By formula: (Co+ bullet H2) + H2 = (Co+ bullet 2H2)

Quantity Value Units Method Reference Comment
Deltar75. ± 3.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=71.1 kJ/mol, «DELTA»rS(300 K)=103. J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar103.J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=71.1 kJ/mol, «DELTA»rS(300 K)=103. J/mol*K; M

(Cobalt ion (1+) bullet 2Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 3Hydrogen)

By formula: (Co+ bullet 2H2) + H2 = (Co+ bullet 3H2)

Quantity Value Units Method Reference Comment
Deltar44. ± 2.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=40. kJ/mol, «DELTA»rS(300 K)=85.8 J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar85.8J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=40. kJ/mol, «DELTA»rS(300 K)=85.8 J/mol*K; M

(Cobalt ion (1+) bullet 3Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 4Hydrogen)

By formula: (Co+ bullet 3H2) + H2 = (Co+ bullet 4H2)

Quantity Value Units Method Reference Comment
Deltar44. ± 3.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=40. kJ/mol, «DELTA»rS(300 K)=105. J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar101.J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=40. kJ/mol, «DELTA»rS(300 K)=105. J/mol*K; M

(Cobalt ion (1+) bullet 4Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 5Hydrogen)

By formula: (Co+ bullet 4H2) + H2 = (Co+ bullet 5H2)

Quantity Value Units Method Reference Comment
Deltar22. ± 3.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=18. kJ/mol, «DELTA»rS(300 K)=91.6 J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar94.1J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=18. kJ/mol, «DELTA»rS(300 K)=91.6 J/mol*K; M

(Cobalt ion (1+) bullet 5Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 6Hydrogen)

By formula: (Co+ bullet 5H2) + H2 = (Co+ bullet 6H2)

Quantity Value Units Method Reference Comment
Deltar20. ± 3.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=17. kJ/mol, «DELTA»rS(300 K)=99.6 J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar99.2J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=17. kJ/mol, «DELTA»rS(300 K)=99.6 J/mol*K; M

(Cobalt ion (1+) bullet 6Hydrogen) + Hydrogen = (Cobalt ion (1+) bullet 7Hydrogen)

By formula: (Co+ bullet 6H2) + H2 = (Co+ bullet 7H2)

Quantity Value Units Method Reference Comment
Deltar6. ± 3.kJ/molSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=3. kJ/mol; «DELTA»rS(300 K)=75.3 J/mol*K; M
Quantity Value Units Method Reference Comment
Deltar75.3J/mol*KSIDTKemper, Bushnell, et al., 1993gas phase; «DELTA»rH(0 K)=3. kJ/mol; «DELTA»rS(300 K)=75.3 J/mol*K; M

(H3+ bullet 3Hydrogen) + Hydrogen = (H3+ bullet 4Hydrogen)

By formula: (H3+ bullet 3H2) + H2 = (H3+ bullet 4H2)

Quantity Value Units Method Reference Comment
Deltar7.2 ± 0.4kJ/molPHPMSHiraoka, 1987gas phase; M
Deltar10.kJ/molPHPMSHiraoka and Kebarle, 1975gas phase; M
Quantity Value Units Method Reference Comment
Deltar74.9J/mol*KPHPMSHiraoka, 1987gas phase; M
Deltar80.8J/mol*KPHPMSHiraoka and Kebarle, 1975gas phase; M

(H3+ bullet 2Hydrogen) + Hydrogen = (H3+ bullet 3Hydrogen)

By formula: (H3+ bullet 2H2) + H2 = (H3+ bullet 3H2)

Quantity Value Units Method Reference Comment
Deltar13. ± 0.4kJ/molPHPMSHiraoka, 1987gas phase; M
Deltar16.kJ/molPHPMSHiraoka and Kebarle, 1975gas phase; M
Quantity Value Units Method Reference Comment
Deltar77.4J/mol*KPHPMSHiraoka, 1987gas phase; M
Deltar84.5J/mol*KPHPMSHiraoka and Kebarle, 1975gas phase; M

Hydrogen + 4-Octene, (Z)- = Octane

By formula: H2 + C8H16 = C8H18

Quantity Value Units Method Reference Comment
Deltar-118.2 ± 0.4kJ/molChydRogers, Dejroongruang, et al., 1992liquid phase; solvent: Cyclohexane; ALS
Deltar-119.7 ± 2.2kJ/molChydRogers and Siddiqui, 1975liquid phase; solvent: n-Hexane; ALS
Deltar-114.6 ± 0.59kJ/molChydTurner, Jarrett, et al., 1973liquid phase; solvent: Acetic acid; ALS

2Hydrogen + 4-Octyne = Octane

By formula: 2H2 + C8H14 = C8H18

Quantity Value Units Method Reference Comment
Deltar-268.7 ± 1.1kJ/molChydRogers, Dagdagan, et al., 1979liquid phase; solvent: Hexane; ALS
Deltar-262.8 ± 0.67kJ/molChydTurner, Jarrett, et al., 1973liquid phase; solvent: Acetic acid; ALS
Deltar-263.kJ/molChydSicher, Svoboda, et al., 1966liquid phase; solvent: Acetic acid; ALS

Hydrogen + Cyclooctanone = Cyclooctyl alcohol

By formula: H2 + C8H14O = C8H16O

Quantity Value Units Method Reference Comment
Deltar-55.73kJ/molChydWiberg, Crocker, et al., 1991liquid phase; ALS
Deltar-53.14kJ/molChydWiberg, Crocker, et al., 1991solid phase; ALS
Deltar-39.0kJ/molChydWiberg, Crocker, et al., 1991gas phase; ALS
Deltar-53.14 ± 0.59kJ/molCmWiberg, Crocker, et al., 1991solid phase; ALS

Hydrogen + Cyclohexene, 1-methyl- = Cyclohexane, methyl-

By formula: H2 + C7H12 = C7H14

Quantity Value Units Method Reference Comment
Deltar-111.4 ± 0.37kJ/molChydRogers, Crooks, et al., 1987liquid phase; ALS
Deltar-106.3 ± 0.46kJ/molChydTurner and Garner, 1958liquid phase; solvent: Acetic acid; ALS
Deltar-106.3 ± 0.46kJ/molChydTurner and Garner, 1957liquid phase; solvent: Acetic acid; ALS

2Hydrogen + 1,3-Cycloheptadiene = Cycloheptane

By formula: 2H2 + C7H10 = C7H14

Quantity Value Units Method Reference Comment
Deltar-208.9 ± 0.3kJ/molChydTurner, Mallon, et al., 1973liquid phase; solvent: Glacial acetic acid; ALS
Deltar-212.4 ± 0.63kJ/molChydConn, Kistiakowsky, et al., 1939gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -214.5 ± 0.2 kJ/mol; At 355 K; ALS

Hydrogen + 2-Norbornene = Norbornane

By formula: H2 + C7H10 = C7H12

Quantity Value Units Method Reference Comment
Deltar-137. ± 0.4kJ/molChydDoering, Roth, et al., 1988gas phase; ALS
Deltar-141.5 ± 1.2kJ/molChydRogers, Choi, et al., 1980liquid phase; solvent: Hexane; Author was aware that data differs from previously reported values; ALS
Deltar-138.6 ± 0.88kJ/molChydTurner, Meador, et al., 1957liquid phase; solvent: Acetic acid; ALS

Propanal + Hydrogen = 1-Propanol

By formula: C3H6O + H2 = C3H8O

Quantity Value Units Method Reference Comment
Deltar-84.3 ± 0.4kJ/molCmWiberg, Crocker, et al., 1991liquid phase; solvent: Triglyme; Heat of hydrogenation; ALS
Deltar-69.55 ± 0.76kJ/molEqkConnett, 1972gas phase; At 473-524 K; ALS
Deltar-65.77 ± 0.67kJ/molChydBuckley and Cox, 1967gas phase; ALS

2Hydrogen + 1,3-Cyclohexadiene = Cyclohexane

By formula: 2H2 + C6H8 = C6H12

Quantity Value Units Method Reference Comment
Deltar-224.4 ± 1.2kJ/molChydTurner, Mallon, et al., 1973liquid phase; solvent: Glacial acetic acid; ALS
Deltar-229.6 ± 0.42kJ/molChydKistiakowsky, Ruhoff, et al., 1936gas phase; Reanalyzed by Cox and Pilcher, 1970, Original value = -231.7 ± 0.4 kJ/mol; At 355 °K; ALS

Dimanganese decacarbonyl (solution) + Hydrogen (solution) = 2Hydromanganese pentacarbonyl (solution)

By formula: C10Mn2O10 (solution) + H2 (solution) = 2C5HMnO5 (solution)

Quantity Value Units Method Reference Comment
Deltar36.4 ± 1.3kJ/molEqSKlingler R.J. and Rathke, 1992solvent: Supercritical carbon dioxide; Temperature range: 373-463 K; MS

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cox, Wagman, et al., 1984
Cox, J.D.; Wagman, D.D.; Medvedev, V.A., CODATA Key Values for Thermodynamics, Hemisphere Publishing Corp., New York, 1984, 1. [all data]

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Rathke, Klingler, et al., 1992
Rathke, J.W.; Klingler, R.J.; Krause, T.R., Organometallics, 1992, 11, 585. [all data]

Bor, 1986
Bor, G., Pure & Appl. Chem., 1986, 58, 543. [all data]

Alemdaroglu, Penninger, et al., 1976
Alemdaroglu, N.H.; Penninger, J.M.L.; Oltay, E., Monatsh. Chem., 1976, 107, 1043. [all data]

Ungváry, 1972
Ungváry, F., J. Organometal. Chem., 1972, 36, 363. [all data]

Poë, Sampson, et al., 1993
Poë, A.J.; Sampson, C.N.; Smith, R.T.; Zheng, Y., J. Am. Chem. Soc., 1993, 115, 3174. [all data]

Landrum and Hoff, 1985
Landrum, J.T.; Hoff, C.D., J. Organometal. Chem., 1985, 282, 215. [all data]

Pedley, 1994
Pedley, J.B., Thermodynamic Data and Structures of Organic Compounds; Thermodynamics Research Center Data Series, Vol I, Thermodynamics Research Center, College Station, 1994. [all data]

Hiraoka, 1987
Hiraoka, K., A Determination of the Stabilities of H3+(H2)n with n=1-9 from Measurements of the gas-Phase Ion Equilibria H3+(H2)n-1 + H2 = H3+(H2)n, J. Chem. Phys., 1987, 87, 7, 4048, https://doi.org/10.1063/1.452909 . [all data]

Beuhler, Ehrenson, et al., 1983
Beuhler, R.J.; Ehrenson, S.; Friedman, L., Hydrogen Cluster Ion Equilibria, J. Chem. Phys., 1983, 79, 12, 5982, https://doi.org/10.1063/1.445781 . [all data]

Hiraoka and Kebarle, 1975
Hiraoka, K.; Kebarle, P., A Determination of the Stabilities of H5+, H7+, H9+, and H11+ from Measurement of the Gas Phase Ion Equilibria Hn+ + H2 = H(n + 2)+ (n = 3, 5, 7, 9), J. Chem. Phys., 1975, 62, 6, 2267, https://doi.org/10.1063/1.430751 . [all data]

Bennett and Field, 1972
Bennett, S.L.; Field, F.H., Reversible Reactions of Gaseous Ions. VII. The Hydrogen System, J. Am. Chem. Soc., 1972, 94, 25, 8669, https://doi.org/10.1021/ja00780a003 . [all data]

Shiell, Hu, et al., 2000
Shiell, R.C.; Hu, X.K.; Hu, Q.C.J.; Hepburn, J.W., Threshold Ion-pair Production spectroscopy (TIPPS) of H2 and D2, Faraday Disc. Chem. Soc., 2000, 115, 331, https://doi.org/10.1039/a909428h . [all data]

Pratt, McCormack, et al., 1992
Pratt, S.T.; McCormack, E.F.; Dehmer, J.L.; Dehmer, P.M., Field-Induced Ion-Pair Formation in Molecular Hydrogen, Phys. Rev. Lett., 1992, 68, 5, 584, https://doi.org/10.1103/PhysRevLett.68.584 . [all data]

Gurvich, Veyts, et al.
Gurvich, L.V.; Veyts, I.V.; Alcock, C.B., Hemisphere Publishing, NY, 1989, V. 1 2, Thermodynamic Properties of Individual Substances, 4th Ed. [all data]

Lykke, Murray, et al., 1991
Lykke, K.R.; Murray, K.K.; Lineberger, W.C., Threshold Photodetachment of H-, Phys. Rev. A, 1991, 43, 11, 6104, https://doi.org/10.1103/PhysRevA.43.6104 . [all data]

Allinger, Dodziuk, et al., 1982
Allinger, N.L.; Dodziuk, H.; Rogers, D.W.; Naik, S.N., Heats of hydrogenation and formation of some 5-membered ring compounds by molecular mechanics calculations and direct measurements, Tetrahedron, 1982, 38, 1593-1597. [all data]

Roth and Lennartz, 1980
Roth, W.R.; Lennartz, H.W., Heats of hydrogenation. I. Determination of heats of hydrogenation with an isothermal titration calorimeter, Chem. Ber., 1980, 113, 1806-1817. [all data]

Turner, Jarrett, et al., 1973
Turner, R.B.; Jarrett, A.D.; Goebel, P.; Mallon, B.J., Heats of hydrogenation. 9. Cyclic acetylenes and some miscellaneous olefins, J. Am. Chem. Soc., 1973, 95, 790-792. [all data]

Rogers and McLafferty, 1971
Rogers, D.W.; McLafferty, F.J., A new hydrogen calorimeter. Heats of hydrogenation of allyl and vinyl unsaturation adjacent to a ring, Tetrahedron, 1971, 27, 3765-3775. [all data]

Dolliver, Gresham, et al., 1937
Dolliver, M.a.; Gresham, T.L.; Kistiakowsky, G.B.; Vaughan, W.E., Heats of organic reactions. V. Heats of hydrogenation of various hydrocarbons, J. Am. Chem. Soc., 1937, 59, 831-841. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Doering, Roth, et al., 1989
Doering, W.E.; Roth, W.R.; Bauer, F.; Breuckmann, R.; Ebbrecht, T.; Herbold, M.; Schmidt, R.; Lennartz, H-W.; Lenoir, D.; Boese, R., Rotational barriers of strained olefines, Chem. Ber., 1989, 122, 1263-1266. [all data]

Rogers, Von Voithenberg, et al., 1978
Rogers, D.W.; Von Voithenberg, H.; Allinger, N.L., Heats of hydrogenation of the cis and trans isomers of cyclooctene, J. Org. Chem., 1978, 43, 360-361. [all data]

Turner and Meador, 1957
Turner, R.B.; Meador, W.R., Heats of hydrogenation. IV. Hydrogenation of some cis- and trans-cycloolefins, J. Am. Chem. Soc., 1957, 79, 4133-4136. [all data]

Conn, Kistiakowsky, et al., 1939
Conn, J.B.; Kistiakowsky, G.B.; Smith, E.A., Heats of organic reactions. VIII. Some further hydrogenations, including those of some acetylenes, J. Am. Chem. Soc., 1939, 61, 1868-1876. [all data]

Wang, Rosini, et al., 1995
Wang, K.; Rosini, G.P.; Nolan, S.P.; Goldman, A.S., J. Am. Chem. Soc., 1995, 117, 5082. [all data]

Rogers, Crooks, et al., 1987
Rogers, D.W.; Crooks, E.; Dejroongruang, K., Enthalpies of hydrogenation of the hexenes, J. Chem. Thermodyn., 1987, 19, 1209-1215. [all data]

Turner and Garner, 1958
Turner, R.B.; Garner, R.H., Heats of hydrogenation. V. Relative stabilities in certain exocyclic-endocyclic olefin pairs, J. Am. Chem. Soc., 1958, 80, 1424-1430. [all data]

Turner and Garner, 1957
Turner, R.B.; Garner, R.H., Heats of hydrogenation. V. Relative stabilities in certain exocyclic-endocyclic olefin pairs, J. Am. Chem. Soc., 1957, 80, 1424-1430. [all data]

Turner and Garner, 1957, 2
Turner, R.B.; Garner, R.H., The stability relationship of 1-methyl-cyclopentene and methylenecyclopentane, J. Am. Chem. Soc., 1957, 79, 253. [all data]

Fang and Rogers, 1992
Fang, W.; Rogers, D.W., Enthalpy of hydrogenation of the hexadienes and cis- and trans-1,3,5-hexatriene, J. Org. Chem., 1992, 57, 2294-2297. [all data]

Molnar, Rachford, et al., 1984
Molnar, A.; Rachford, R.; Smith, G.V.; Liu, R., Heats of hydrogenation by a simple and rapid flow calorimetric method, Appl. Catal., 1984, 9, 219-223. [all data]

Turner, Mallon, et al., 1973
Turner, R.B.; Mallon, B.J.; Tichy, M.; Doering, W.v.E.; Roth, W.R.; Schroder, G., Heats of hydrogenation. X. Conjugative interaction in cyclic dienes and trienes, J. Am. Chem. Soc., 1973, 95, 8605-8610. [all data]

Kistiakowsky, Ruhoff, et al., 1936
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. IV. Hydrogenation of some dienes and of benzene, J. Am. Chem. Soc., 1936, 58, 146-153. [all data]

Hiraoka and Kebarle, 1976
Hiraoka, K.; Kebarle, P., Stabilities and Energetics of Pentacoordinated Carbonium Ions. The Isomeric C2H7+ Ions and Some Higher Analogues: C3H9+ and C4H11+, J. Am. Chem. Soc., 1976, 98, 20, 6119, https://doi.org/10.1021/ja00436a009 . [all data]

Kemper, Bushnell, et al., 1993
Kemper, P.R.; Bushnell, J.; Von Helden, G.; Bowers, M.T., Co+(H2)n Clusters: Binding Energies and Molecular Parameters, J. Chem Phys., 1993, 97, 1, 52, https://doi.org/10.1021/j100103a012 . [all data]

Haynes and Armentrout, 1996
Haynes, C.L.; Armentrout, P.B., Guided Ion Beam Determination of the Co+ - H2 Bond Dissociation energy, Chem Phys. Let., 1996, 249, 1-2, 64, https://doi.org/10.1016/0009-2614(95)01337-7 . [all data]

Rogers and Skanupong, 1974
Rogers, D.W.; Skanupong, S., Heats of hydrogenation of sixteen terminal monoolefins. The alternating effect, J. Phys. Chem., 1974, 78, 2569-2572. [all data]

Turner, Meador, et al., 1957
Turner, R.B.; Meador, W.R.; Winkler, R.E., Heats of hydrogenation. I. Apparatus and the heats of hydrogenation of bicyclo[2,2,1]heptene, bicyclo[2,2,1]heptadiene, bicyclo[2,2,2]octene and bicyclo[2,2,2]octadiene, J. Am. Chem. Soc., 1957, 79, 4116-4121. [all data]

Roth, Klaerner, et al., 1983
Roth, W.R.; Klaerner, F.G.; Gerit, F.; Grimme, W.; Koeser, H.G.; Busch, R.; Muskulus, B.; Breuckmann, R.; Scholz, B.P.; Lennartz, H.W., Stereochemistry of the bicyclo[2.1.0]pentane ring opening: thermolysis of tricyclo[3.2.0.0(,)]heptane derivatives, Chem. Ber., 1983, 116, 2717-2737. [all data]

Hales and Herington, 1957
Hales, J.L.; Herington, E.F.G., Equilibrium between pyridine and piperidine, Trans. Faraday Soc., 1957, 53, 616-622. [all data]

Burrows and King, 1935
Burrows, G.H.; King, L.A., Jr., The free energy change that accompanies hydrogenation of pyridine to piperidine, J. Am. Chem. Soc., 1935, 57, 1789-1791. [all data]

Turner, Nettleton, et al., 1958
Turner, R.B.; Nettleton, J.E.; Perelman, Heats of Hydrogenation. VI. Heats of hydrogenation of some substituted ethylenes, J. Am. Chem. Soc., 1958, 80, 1430-1433. [all data]

Crawford and Parks, 1936
Crawford, B.L., Jr.; Parks, G.S., The heat of hydrogenation of diisobutylene, J. Am. Chem. Soc., 1936, 58, 373. [all data]

Kistiakowsky and Nickle, 1951
Kistiakowsky, G.B.; Nickle, A.G., Ethane-ethylene and propane-propylene equilibria, Faraday Discuss. Chem. Soc., 1951, 10, 175-187. [all data]

Kistiakowsky, Ruhoff, et al., 1935
Kistiakowsky, G.B.; Ruhoff, J.R.; Smith, H.A.; Vaughan, W.E., Heats of organic reactions. II. Hydrogenation of some simpler olefinic hydrocarbons, J. Am. Chem. Soc., 1935, 57, 876-882. [all data]

Kemper, Bushnell, et al., 1993, 2
Kemper, P.R.; Bushnell, J.; Von Koppen, P.; Bowers, M.T., Binding Energies of Co+(H2/CH4/C2H6)1,2,3 Clusters, J. Phys. Chem., 1993, 97, 9, 1810, https://doi.org/10.1021/j100111a016 . [all data]

Wiberg, Crocker, et al., 1991
Wiberg, K.B.; Crocker, L.S.; Morgan, K.M., Thermochemical studies of carbonyl compounds. 5. Enthalpies of reduction of carbonyl groups, J. Am. Chem. Soc., 1991, 113, 3447-3450. [all data]

Buckley and Herington, 1965
Buckley, E.; Herington, E.F.G., Equilibria in some secondary alcohol + hydrogen + ketone systems, Trans. Faraday Soc., 1965, 61, 1618-1625. [all data]

Dolliver, Gresham, et al., 1938
Dolliver, M.A.; Gresham, T.L.; Kistiakowsky, G.B.; Smith, E.A.; Vaughan, W.E., Heats of organic reactions. VI. Heats of hydrogenation of some oxygen-containing compounds, J. Am. Chem. Soc., 1938, 60, 440-450. [all data]

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]

Rogers, Dejroongruang, et al., 1992
Rogers, D.W.; Dejroongruang, K.; Samuel, S.D.; Fang, W.; Zhao, Y., Enthalpies of hydrogenation of the octenes and the methylheptenes, J. Chem. Thermodyn., 1992, 24, 561-565. [all data]

Rogers and Siddiqui, 1975
Rogers, D.W.; Siddiqui, N.A., Heats of hydrogenation of large molecules. I. Esters of unsaturated fatty acids, J. Phys. Chem., 1975, 79, 574-577. [all data]

Rogers, Dagdagan, et al., 1979
Rogers, D.W.; Dagdagan, O.A.; Allinger, N.L., Heats of hydrogenation and formation of linear alkynes and a molecular mechanics interpretation, J. Am. Chem. Soc., 1979, 101, 671-676. [all data]

Sicher, Svoboda, et al., 1966
Sicher, J.; Svoboda, M.; Zavada, J.; Turner, R.B.; Goebel, P., Sterochemical studies - XXXVI. An approach to conformational analysis of medium ring compounds. Unsaturated ten-membered ring derivates, Tetrahedron, 1966, 22, 659-671. [all data]

Doering, Roth, et al., 1988
Doering, W.E.; Roth, W.R.; Breuckmann, R.; Figge, L.; Lennartz, H.-W.; Fessner, W.-D.; Prinzbach, F.H., Verbotene Reaktionen. - [2 + 2]-Cycloreversion starrer Cyclobutane, Chem. Ber., 1988, 121, 1-9. [all data]

Rogers, Choi, et al., 1980
Rogers, D.W.; Choi, L.S.; Girellini, R.S., Heats of hydrogenation and formation of quadricyclene, norbornadiene, norbornene, and nortricyclene, J. Phys. Chem., 1980, 84, 1810-1814. [all data]

Connett, 1972
Connett, J.E., Chemical equilibria. 5. Measurement of equilibrium constants for the dehydrogenation of propanol by a vapour flow technique, J. Chem. Thermodyn., 1972, 4, 233-237. [all data]

Buckley and Cox, 1967
Buckley, E.; Cox, J.D., Chemical equilibria. Part 2.-Dehydrogenation of propanol and butanol, Trans. Faraday Soc., 1967, 63, 895-901. [all data]

Klingler R.J. and Rathke, 1992
Klingler R.J.; Rathke, J.W., Inorg. Chem., 1992, 31, 804. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References