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Molecule
Tetramethylsilane
CAS: 75-76-3 · C4H12Si
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 75-76-3
- Molecular Formula
- C4H12Si
- Molecular Mass
- 88.23 g/mol
Identifiers
CAS Registry Number
75-76-3
SMILES
C[Si](C)(C)C
InChI Key
CZDYPVPMEAXLPK-UHFFFAOYSA-N
InChI
InChI=1S/C4H12Si/c1-5(2,3)4/h1-4H3
Names and Synonyms
- Tetramethylsilane Common Name
- Silane, tetramethyl- Synonym
- Tetramethylsilane Synonym
- TMS Synonym
- TMS (silane derivative) Synonym
- NSC 5210 Synonym
- T 2050 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 88.23 g/mol | CAS Common Chemistry |
| 88.22599999999998 g/mol | RDKit | |
| 88.226 g/mol | RDKit | |
| Density | 0.64 g/cm³ | CAS Common Chemistry |
| 0.641 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Tetramethylsilane | CAS Common Chemistry |
| Boiling Point | 26.6 °C | CAS Common Chemistry |
| Canonical SMILES | C[Si](C)(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C4H12Si/c1-5(2,3)4/h1-4H3 | CAS Common Chemistry |
| InChI Key | InChIKey=CZDYPVPMEAXLPK-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | -99 °C | CAS Common Chemistry |
| Name | Tetramethylsilane | CAS Common Chemistry |
| Heavy Atom Count | 5 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 0.0 Ų | RDKit |
| LogP | 1.9544 | RDKit |
| 2.05 | chempirical lib | |
| Molar Refractivity | 29.209999999999983 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 1.0 | RDKit |
| Exact Mass | 88.070826914 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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3
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1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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Quick conversion
MW = 88.23 g/mol; density = 0.640 g/mL. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C4H12Si.
