1-Propyne, 3-chloro-
- Formula: C3H3Cl
- Molecular weight: 74.509
- IUPAC Standard InChIKey: LJZPPWWHKPGCHS-UHFFFAOYSA-N
- CAS Registry Number: 624-65-7
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Propyne, 3-chloro-; Propargyl chloride; 2-Propynyl chloride; 3-Chloro-1-propyne; 3-Chloropropyne; CH2ClC≡CH
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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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 331. | K | N/A | Farchan Laboratories, 1990 | BS |
Tboil | 331.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 330. | K | N/A | Hatch and Chiola, 1951 | Uncertainty assigned by TRC = 2. K; TRC |
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 by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C3H2Cl- + =
By formula: C3H2Cl- + H+ = C3H3Cl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 368.0 ± 2.1 | kcal/mol | G+TS | Taft and Topsom, 1987 | gas phase; value altered from reference due to change in acidity scale |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 360.3 ± 2.0 | kcal/mol | IMRE | Taft and Topsom, 1987 | gas phase; value altered from reference due to change in acidity scale |
Gas phase ion energetics data
Go To: Top, Phase change data, 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.
Data compiled as indicated in comments:
B - John E. Bartmess
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
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.68 | EI | Holmes and Lossing, 1979 | LLK |
10.7 | PE | Bieri, Asbrink, et al., 1982 | Vertical value; LBLHLM |
10.76 | PE | Zverev and Ermolaeva, 1981 | Vertical value; LLK |
10.76 | PE | Andreocci, Bitchev, et al., 1979 | Vertical value; LLK |
10.76 | PE | Botter, Gounelle, et al., 1977 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H3+ | 11.00 | Cl | EI | Holmes and Lossing, 1979 | LLK |
De-protonation reactions
C3H2Cl- + =
By formula: C3H2Cl- + H+ = C3H3Cl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 368.0 ± 2.1 | kcal/mol | G+TS | Taft and Topsom, 1987 | gas phase; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 360.3 ± 2.0 | kcal/mol | IMRE | Taft and Topsom, 1987 | gas phase; value altered from reference due to change in acidity scale; B |
References
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Farchan Laboratories, 1990
Farchan Laboratories,
Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Hatch and Chiola, 1951
Hatch, L.F.; Chiola, V.,
The preparation and properties of 3-chloro-1-propyne and 1-chloro-2-butyne,
J. Am. Chem. Soc., 1951, 73, 360. [all data]
Taft and Topsom, 1987
Taft, R.W.; Topsom, R.D.,
The Nature and Analysis of Substituent Effects,
Prog. Phys. Org. Chem., 1987, 16, 1. [all data]
Holmes and Lossing, 1979
Holmes, J.L.; Lossing, F.P.,
The reactivity of [C3H3+] ions; a thermochemical study,
Can. J. Chem., 1979, 57, 249. [all data]
Bieri, Asbrink, et al., 1982
Bieri, G.; Asbrink, L.; Von Niessen, W.,
30.4-nm He(II) photoelectron spectra of organic molecules,
J. Electron Spectrosc. Relat. Phenom., 1982, 27, 129. [all data]
Zverev and Ermolaeva, 1981
Zverev, V.V.; Ermolaeva, L.V.,
Ionization potentials and intramolecular charge transfer. II. The photoelectron spectrum and electronic structure of trichloromethylbenzene,
Zh. Strukt. Khim., 1981, 22, 22. [all data]
Andreocci, Bitchev, et al., 1979
Andreocci, M.V.; Bitchev, P.; Carusi, P.; Furlani, A.,
Valence shell photoionization spectra of some substituted hydroxy-acetylenes. A tentative correlation with their cyclotrimerization reactions,
J. Electron Spectrosc. Relat. Phenom., 1979, 16, 25. [all data]
Botter, Gounelle, et al., 1977
Botter, R.; Gounelle, Y.; Henry, Y.; Jullien, J.; Menes, F.; Solgadi, D.,
Photoelectron spectra of halogeno-3-propynes (XCH2≡CH) and halogeno- methylcyanides (XCH2C≡N) and comments on the attribution of fluorine IP,
J. Electron Spectrosc. Relat. Phenom., 1977, 10, 393. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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