1-Propyne, 3-bromo-
- Formula: C3H3Br
- Molecular weight: 118.960
- IUPAC Standard InChIKey: YORCIIVHUBAYBQ-UHFFFAOYSA-N
- CAS Registry Number: 106-96-7
- 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: Propyne, 3-bromo-; Propargyl bromide; 1-Bromo-2-propyne; 2-Propynyl bromide; 3-Bromo-1-propyne; 3-Bromopropyne; γ-Bromoallylene; 1-Brom-2-propin; UN 2345; Progargyl bromide; NSC 8801
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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 by: Robert L. Brown and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 361. to 363. | K | N/A | Farchan Laboratories, 1990 | |
Tboil | 362.2 | K | N/A | Weast and Grasselli, 1989 |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference |
---|---|---|
306.2 | 0.173 | Weast and Grasselli, 1989 |
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 compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.48 | EI | Holmes and Lossing, 1979 | |
10.43 | PE | Andreocci, Bitchev, et al., 1979 | Vertical value |
10.47 | PE | Botter, Gounelle, et al., 1977 | Vertical value |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H3+ | 10.88 | Br | EI | Holmes and Lossing, 1979 |
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
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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Due to licensing restrictions, this spectrum cannot be downloaded.
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 | Japan AIST/NIMC Database- Spectrum MS-NW-4404 |
NIST MS number | 230378 |
UV/Visible 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.
Spectrum
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Additional Data
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Source | Perkampus and Braunschweig, 1966 |
---|---|
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. 19925 |
Instrument | Zeiss PMQ II |
Boiling point | 82-85 |
Vibrational and/or electronic energy levels
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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: Takehiko Shimanouchi
Symmetry: Cs Symmetry Number σ = 1
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a' | 1 | CH str | 3335 | C | 3335 S | gas | 3305 p | liq. | ||
a' | 2 | CH2 s-str | 2976 | C | 2976 W | gas | 2958 p | liq. | ||
a' | 3 | C≡C str | 2138 | D | 2138 VW | gas | 2125 p | liq. | ||
a' | 4 | CH2 scis | 1431 | C | 1431 W | gas | 1425 dp | liq. | ||
a' | 5 | CH2 wag | 1218 | C | 1218 S | gas | 1214 p | liq. | ||
a' | 6 | C-C str | 961 | C | 961 M | gas | 962 p | liq. | ||
a' | 7 | CH bend | 652 | C | 652 VS | solid solid | ||||
a' | 8 | CBr str | 621 | C | 621 S | gas | 618 p | liq. | ||
a' | 9 | CCBr deform | 399 | C | 399 | solid solid | 399 p | liq. | ||
a' | 10 | CCC deform | 168 | C | 168 p | liq. | ||||
a | 11 | CH2 a-str | 3006 | C | 3006 | solid solid | 3008 p | liq. | ||
a | 12 | CH2 twist | 1152 | D | 1152 VW | gas | 1146 | liq. | ||
a | 13 | CH2 rock | 866 | D | 866 dp | liq. | ||||
a | 14 | CH bend | 637 | C | 637 S | gas | ||||
a | 15 | CCC deform | 314 | C | 314 dp | liq. | ||||
Source: Shimanouchi, 1972
Notes
VS | Very strong |
S | Strong |
M | Medium |
W | Weak |
VW | Very weak |
p | Polarized |
dp | Depolarized |
C | 3~6 cm-1 uncertainty |
D | 6~15 cm-1 uncertainty |
References
Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Vibrational and/or electronic energy levels, 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]
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]
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]
Perkampus and Braunschweig, 1966
Perkampus, H.-H.; Braunschweig, T.H.,
UV atlas of organik compounds, 1966, 1, A2/1. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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