Propane, 2-iodo-
- Formula: C3H7I
- Molecular weight: 169.9922
- IUPAC Standard InChIKey: FMKOJHQHASLBPH-UHFFFAOYSA-N
- CAS Registry Number: 75-30-9
- 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: Isopropyl iodide; sec-Propyl Iodide; 2-Iodopropane; iso-C3H7I; Isopropyl iodine; 2-Jodpropan; i-Propyl iodide; Propane, iodo-
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Reaction thermochemistry data
Go To: Top, Gas phase ion energetics data, 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:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
By formula: Li+ + C3H7I = (Li+ • C3H7I)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 29.5 | kcal/mol | ICR | Staley and Beauchamp, 1975 | gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M |
By formula: C3H7I = C3H7I
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -2.06 | kcal/mol | Eqk | Furuyama, Golden, et al., 1969 | gas phase; ALS |
ΔrH° | -2.9 ± 1.0 | kcal/mol | Ciso | Andreevskii and Rozhnov, 1962 | gas phase; ALS |
2 + = C6H14Hg + 2
By formula: 2C3H7I + HgI2 = C6H14Hg + 2I2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 57.92 ± 0.46 | kcal/mol | Cm | Mortimer, Pritchard, et al., 1952 | liquid phase; ALS |
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -20.62 | kcal/mol | Eqk | Furuyama, Golden, et al., 1969 | gas phase; ALS |
Gas phase ion energetics data
Go To: Top, Reaction thermochemistry data, 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:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
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) | 9.19 ± 0.02 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.15 | EST | Luo and Pacey, 1992 | LL |
9.19 ± 0.02 | PIPECO | Brand, Baer, et al., 1983 | LBLHLM |
9.18 | PE | Kimura, Katsumata, et al., 1981 | LLK |
9.18 | PI | Traeger, 1980 | LLK |
9.18 | PE | Boschi and Salahub, 1974 | LLK |
9.2 ± 0.1 | EI | Gross, 1972 | LLK |
9.18 | PE | Boschi and Salahub, 1972 | LLK |
9.175 | S | Boschi and Salahub, 1972 | LLK |
9.18 ± 0.005 | PE | Cocksey, Eland, et al., 1971 | LLK |
9.19 | PE | Brogli and Heilbronner, 1971 | LLK |
9.19 | PE | Baker, Betteridge, et al., 1971 | LLK |
9.19 | PE | Baker, Betteridge, et al., 1971 | LLK |
9.17 ± 0.02 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
9.4 | PE | Dromey and Peel, 1974 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H5+ | 11.34 | H2+Br | PI | Traeger, 1980 | LLK |
C3H5+ | 11.67 ± 0.06 | H2+Br | EI | Holmes and Osborne, 1978 | LLK |
C3H7+ | 9.77 ± 0.02 | I | PIPECO | Rosenstock, Buff, et al., 1982 | LBLHLM |
C3H7+ | 9.70 | I | PI | Traeger, 1980 | LLK |
C3H7+ | 10.0 ± 0.1 | I | EI | Gross, 1972 | LLK |
Gas Chromatography
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 661. | Helmig and Greenberg, 1995 | 60. m/0.33 mm/0.25 μm, 6. K/min; Tstart: -50. C; Tend: 180. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Apiezon L | 130. | 670. | Arruda, Junkes, et al., 2008 |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 654. | Helmig and Greenberg, 1995 | 60. m/0.33 mm/0.25 μm; Program: not specified |
References
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Staley and Beauchamp, 1975
Staley, R.H.; Beauchamp, J.L.,
Intrinsic Acid - Base Properties of Molecules. Binding Energies of Li+ to pi - and n - Donor Bases,
J. Am. Chem. Soc., 1975, 97, 20, 5920, https://doi.org/10.1021/ja00853a050
. [all data]
Dzidic and Kebarle, 1970
Dzidic, I.; Kebarle, P.,
Hydration of the Alkali Ions in the Gas Phase. Enthalpies and Entropies of Reactions M+(H2O)n-1 + H2O = M+(H2O)n,
J. Phys. Chem., 1970, 74, 7, 1466, https://doi.org/10.1021/j100702a013
. [all data]
Furuyama, Golden, et al., 1969
Furuyama, S.; Golden, D.M.; Benson, S.W.,
Thermochemistry of the gas phase equilibria i-C3H7I = C3H6 + HI, n-C3H7I = i-C3H7I, and C3H6 + 2HI = C3H8 + I2,
J. Chem. Thermodyn., 1969, 1, 363-375. [all data]
Andreevskii and Rozhnov, 1962
Andreevskii, D.N.; Rozhnov, A.M.,
The thermodynamics of alkyl halides. The isomerization of propl iodide,
Neftekhimiya, 1962, 2, 378-383. [all data]
Mortimer, Pritchard, et al., 1952
Mortimer, C.T.; Pritchard, H.O.; Skinner, H.A.,
Thermochemistry of metallic alkyls. Part V - Mercury di-propyl and mercury di-isopropyl,
Trans. Faraday Soc., 1952, 48, 220-229. [all data]
Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D.,
Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes,
Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]
Brand, Baer, et al., 1983
Brand, W.A.; Baer, T.; Klots, C.E.,
Kinetic energy release distributions in the fragmentation of energy selected iodopropane ions,
Chem. Phys., 1983, 76, 111. [all data]
Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S.,
Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules
in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]
Traeger, 1980
Traeger, J.C.,
Photoionization mass spectrometry of the propyl halides,
Int. J. Mass Spectrom. Ion Phys., 1980, 32, 309. [all data]
Boschi and Salahub, 1974
Boschi, R.A.A.; Salahub, D.R.,
The high resolution photoelectron spectra of some iodoalkanes, iodocycloalkanes, iodoalkenes, and fluoroiodohydrocarbons,
Can. J. Chem., 1974, 52, 1217. [all data]
Gross, 1972
Gross, M.L.,
Ion cyclotron resonance spectrometry. A means of evaluating 'kinetic shifts',
Org. Mass Spectrom., 1972, 6, 827. [all data]
Boschi and Salahub, 1972
Boschi, R.A.; Salahub, D.R.,
The far ultra-violet spectra of some branched chain iodo-alkanes, iodo-cycloalkanes, fluoro-iodoalkanes and iodo-alkenes,
Mol. Phys., 1972, 24, 735. [all data]
Cocksey, Eland, et al., 1971
Cocksey, B.J.; Eland, J.H.D.; Danby, C.J.,
The effect of alkyl substitution on ionisation potential,
J. Chem. Soc., 1971, (B), 790. [all data]
Brogli and Heilbronner, 1971
Brogli, F.; Heilbronner, E.,
The competition between spin orbit coupling and conjugation in alkyl halides and its repercussion on their photoelectron spectra,
Helv. Chim. Acta, 1971, 54, 1423. [all data]
Baker, Betteridge, et al., 1971
Baker, A.D.; Betteridge, D.; Kemp, N.R.; Kirby, R.E.,
Application of photoelectron spectrometry to pesticide analysis. II.Photoelectron spectra of hydroxy-, and halo-alkanes and halohydrins,
Anal. Chem., 1971, 43, 375. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Dromey and Peel, 1974
Dromey, R.G.; Peel, J.B.,
Photoelectron spectroscopic correlation of the molecular orbitals of the alkanes and alkyl iodides,
J. Mol. Struct., 1974, 23, 53. [all data]
Holmes and Osborne, 1978
Holmes, J.L.; Osborne, A.D.,
Energy partitioning in the metastable fragmentation [C3H7]+ → [C3H5]+ + H2,
Org. Mass Spectrom., 1978, 13, 133. [all data]
Rosenstock, Buff, et al., 1982
Rosenstock, H.M.; Buff, R.; Ferreira, M.A.A.; Lias, S.G.; Parr, A.C.; Stockbauer, R.L.; Holmes, J.L.,
Fragmentation mechanism and energetics of some alkyl halide ions,
J. Am. Chem. Soc., 1982, 104, 2337. [all data]
Helmig and Greenberg, 1995
Helmig, D.; Greenberg, J.,
Artifact formation from the use of potassium-iodide-based ozone traps during atmospheric sampling of trace organic gases,
J. Hi. Res. Chromatogr., 1995, 18, 1, 15-18, https://doi.org/10.1002/jhrc.1240180105
. [all data]
Arruda, Junkes, et al., 2008
Arruda, A.C.S.; Junkes, B. da.S.; Souza, E.S.; Yunes, R.A.; Heizen, V.E.F.,
Semi-Emlirical Topological Index to Predict Properties of Halogenated Aliphatic Compounds,
J. Chemometrics, 2008, 22, 3-4, 186-194, https://doi.org/10.1002/cem.1121
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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