Tetramethylsilane
Also known as: TMS, Silane, tetramethyl, Tetramethylsilicane, NSC 5210, UNII-5YV3GII1TB, MFCD00008274, Four Methylsilane, Tetramethylsilane (NMR grade), CT2050
Tetramethylsilane (CAS 75-76-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H12Si and a molecular weight of 88.2248 g/mol. Key properties include a melting point of -99 °C, a boiling point of 26-28 °C(lit.), a density of 0.648 g/mL at 25 °C(lit.) and a flash point of -27 °C. It is classified under GHS with signal word Danger and hazard statements H224. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 75-76-3
- Jingsj CID
- J-41052-2
- Molecular Formula
- C4H12Si
- Molecular Weight
- 88.2248 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -99 °C |
|---|---|
| Boiling Point | 26-28 °C(lit.) |
| Density | 0.648 g/mL at 25 °C(lit.) |
| Flash Point | -27 °C |
| Exact Mass | 88.071 |
| LogP | 3.24 |
| Vapor Pressure | 718 mm Hg at 25 °C |
| Refractive Index | n20/D 1.358(lit.) |
| Additional Property | 0.02 G/L (25 ºC) |
GHS Safety & Compliance
- H224
Frequently Asked Questions
What is the CAS number of Tetramethylsilane?
The CAS number of Tetramethylsilane is 75-76-3.
What are the molecular formula and molecular weight of Tetramethylsilane?
Tetramethylsilane has molecular formula C4H12Si and molecular weight 88.2248 g/mol.
Is Tetramethylsilane hazardous?
Tetramethylsilane has GHS signal word Danger and hazard statements H224.
What are the upstream and downstream products of Tetramethylsilane?
For Tetramethylsilane, Upstream Products: Trichloro(2-chloroethyl)silane, Tetrachlorosilane, 2-(Trimethylsilyl)ethanol; Downstream Products: (Trimethylsilyl)methanol, p-Tolyltrimethylsilane, Decahydronaphthalene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tetramethylsilane (CAS 75-76-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41052-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.