Ethyltrichlorosilane
- Formula: C2H5Cl3Si
- Molecular weight: 163.506
- IUPAC Standard InChIKey: ZOYFEXPFPVDYIS-UHFFFAOYSA-N
- CAS Registry Number: 115-21-9
- 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: C2H5SiCl3; Trichloroethylsilane; Silane, trichloroethyl-; Silane, ethyltrichloro-; Ethyl silicon trichloride; Silicane, trichloroethyl-; Trichloroethylsilicane; UN 1196; CE6350; Trichloroethylsilicon
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
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.
Condensed phase thermochemistry data
Go To: Top, Phase change 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: Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°liquid | 73.54 | cal/mol*K | N/A | Nagiev, Dzhafarov, et al., 1969 |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
46.03 | 298.16 | Nagiev, Dzhafarov, et al., 1969 | T = 12.5 to 298.16 K. |
Phase change data
Go To: Top, Condensed phase 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tc | 560.0 | K | N/A | Stepanov and Nozdrev, 1968 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 32.86 | atm | N/A | Stepanov and Nozdrev, 1968 | Uncertainty assigned by TRC = 0.1099 atm; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 2.48 | mol/l | N/A | Stepanov and Nozdrev, 1968 | Uncertainty assigned by TRC = 0.02 mol/l; ultrasonic velocity measurements; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
8.39 | 318. | N/A | Sokolov, Karapet'yants, et al., 1970 | Based on data from 303. to 363. K.; AC |
8.58 | 316. | I | Jenkins and Chambers, 1954 | Based on data from 301. to 368. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference |
---|---|---|---|---|
301.7 to 368.8 | 3.70093 | 1102. | -74. | Jenkins and Chambers, 1954 |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.663 | 165.26 | Nagiev, Dzhafarov, et al., 1969 | DH |
1.66 | 165.3 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
10.06 | 165.26 | Nagiev, Dzhafarov, et al., 1969 | DH |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Phase change 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
10.74 ± 0.04 | EI | Steele, Nichols, et al., 1962 |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C2H4+ | 12.48 ± 0.05 | ? | EI | Steele, Nichols, et al., 1962 | |
C2H5+ | 12.77 ± 0.05 | ? | EI | Steele, Nichols, et al., 1962 | |
SiCl3+ | 12.10 ± 0.03 | C2H5 | EI | Steele, Nichols, et al., 1962 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change 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.
Nagiev, Dzhafarov, et al., 1969
Nagiev, M.F.; Dzhafarov, O.I.; Karasharli, K.A.; Kostryukov, V.N.,
Thermodynamic study of ethylchlorosilane in the range 13-300K,
Dokl. Akad. Nauk, 1969, SSSR 184(3), 648-649. [all data]
Stepanov and Nozdrev, 1968
Stepanov, N.G.; Nozdrev, V.F.,
Physical Properties of Certain Organic Derivatives of Chlorosilane in the Critical Region,
Russ. J. Phys. Chem. (Engl. Transl.), 1968, 42, 1300-2. [all data]
Sokolov, Karapet'yants, et al., 1970
Sokolov, V.B.; Karapet'yants, M.Kh.; Goncharov, A.K.,
Tr. Mosk. Khim. Tekhnol. Inst., 1970, 67, 37. [all data]
Jenkins and Chambers, 1954
Jenkins, Arthur C.; Chambers, George F.,
Vapor Pressures of Silicon Compounds,
Ind. Eng. Chem., 1954, 46, 11, 2367-2369, https://doi.org/10.1021/ie50539a043
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Steele, Nichols, et al., 1962
Steele, W.C.; Nichols, L.D.; Stone, F.G.A.,
The determination of silicon-carbon and silicon-hydrogen bond dissociation energies by electron impact,
J. Am. Chem. Soc., 1962, 84, 4441. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure S°liquid Entropy of liquid at standard conditions Tc Critical temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔvapH Enthalpy of vaporization ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.