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Tris(trimethylsilylmethyl)phosphine

三(三甲基硅基甲基)磷

Also known as: TRIS(TRIMETHYLSILYLMETHYL)PHOSPHINE, tris(trimethylsilylmethyl)phosphane, Phosphine, tris[(trimethylsilyl)methyl]-, Tris[(trimethylsilyl)methyl]phosphine, Tris-(trimethylsilylmethyl)-phosphin, tris-trimethylsilanylmethyl-phosphine, EINECS 241-986-4

Tris(trimethylsilylmethyl)phosphine (CAS 18077-42-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H33PSi3 and a molecular weight of 292.621 g/mol. It is also known as TRIS(TRIMETHYLSILYLMETHYL)PHOSPHINE, tris(trimethylsilylmethyl)phosphane and Phosphine, tris[(trimethylsilyl)methyl]-. Key properties include a melting point of 66-70ºC, a boiling point of 292.8±20.0 °C at 760 mmHg and a flash point of 130.9±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
18077-42-4
Jingsj CID
J-1408580-6
Molecular Formula
C12H33PSi3
Chinese Name
三(三甲基硅基甲基)磷
Molecular Weight
292.621 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-70ºC
Boiling Point292.8±20.0 °C at 760 mmHg
Flash Point130.9±21.8 °C

Frequently Asked Questions

What is the CAS number of Tris(trimethylsilylmethyl)phosphine?

The CAS number of Tris(trimethylsilylmethyl)phosphine is 18077-42-4.

What are the molecular formula and molecular weight of Tris(trimethylsilylmethyl)phosphine?

Tris(trimethylsilylmethyl)phosphine has molecular formula C12H33PSi3 and molecular weight 292.621 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tris(trimethylsilylmethyl)phosphine (CAS 18077-42-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1408580-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.