- Formula: C4H12Si
- Molecular weight: 88.2236
- IUPAC Standard InChI:
- Download the identifier in a file.
- IUPAC Standard InChIKey: CZDYPVPMEAXLPK-UHFFFAOYSA-N
- CAS Registry Number: 75-76-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
- Other names: Tetramethylsilane; (CH3)4Si; Silicon, tetramethyl-; Tetramethylsilicane; UN 2749; Si(CH3)4; CT2050; TMS; NSC 5210; T2050
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Ion clustering data
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Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
C3H9Si+ + = (C3H9Si+ )
By formula: C3H9Si+ + C4H12Si = (C3H9Si+ C4H12Si)
|rH°||93.3||kJ/mol||PHPMS||Wojtyniak, Li, et al., 1987||gas phase; M|
|rS°||147.||J/mol*K||PHPMS||Wojtyniak, Li, et al., 1987||gas phase; M|
+ = ( )
By formula: F- + C4H12Si = (F- C4H12Si)
|rH°||125. ± 8.4||kJ/mol||IMRE||Larson and McMahon, 1985||gas phase; B,M|
|rS°||88.||J/mol*K||N/A||Larson and McMahon, 1985||gas phase; switching reaction,Thermochemical ladder(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M|
|rG°||98.7 ± 8.4||kJ/mol||IMRE||Larson and McMahon, 1985||gas phase; B,M|
Go To: Top, Ion clustering data, Notes
Wojtyniak, Li, et al., 1987
Wojtyniak, A.C.M.; Li, K.; Stone, J.A., The Formation of (CH3)7Si2+ in (CH3)4Si/CH4 Mixtures and CH3- Exchange Reactions Between (CH3)4Si, (CH3)4Ge and (CH3)4Sn Studied by High Pressure Mass Spectrometry, Can. J. Chem., 1987, 65, 12, 2849, https://doi.org/10.1139/v87-473 . [all data]
Larson and McMahon, 1985
Larson, J.W.; McMahon, T.B., Fluoride and chloride affinities of the main group oxides, fluorides, oxofluorides, and alkyls. Quantitative scales of lewis acidities from ICR halide exchange equilibria, J. Am. Chem. Soc., 1985, 107, 766. [all data]
Arshadi, Yamdagni, et al., 1970
Arshadi, M.; Yamdagni, R.; Kebarle, P., Hydration of Halide Negative Ions in the Gas Phase. II. Comparison of Hydration Energies for the Alkali Positive and Halide Negative Ions, J. Phys. Chem., 1970, 74, 7, 1475, https://doi.org/10.1021/j100702a014 . [all data]
Go To: Top, Ion clustering data, References
- Symbols used in this document:
rG° Free energy of reaction at standard conditions rH° Enthalpy of reaction at standard conditions rS° Entropy of reaction at standard conditions
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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