Chlorotrimethyl-d9-silane

三甲基氯硅烷-D9

Also known as: CHLOROTRIMETHYL-D9-SILANE, Chlorotri(methyl-d3)silane, Silane, chlorotri(methyl-D3)-, Chloro{tris[(2H3)methyl]}silane, Trimethyl-d9-chlorosilane, chlorotri[2H3]methylsilane, EINECS 243-785-7

Chlorotrimethyl-d9-silane (CAS 20395-57-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3ClD9Si and a molecular weight of 117.698 g/mol. It is also known as CHLOROTRIMETHYL-D9-SILANE, Chlorotri(methyl-d3)silane and Silane, chlorotri(methyl-D3)-. Key properties include a boiling point of 58.7±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of -27.8±0.0 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20395-57-7
Jingsj CID
J-1393636-1
Molecular Formula
C3ClD9Si
Chinese Name
三甲基氯硅烷-D9
Molecular Weight
117.698 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point58.7±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point-27.8±0.0 °C

GHS Safety & Compliance

Flammable / Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Chlorotrimethyl-d9-silane?

The CAS number of Chlorotrimethyl-d9-silane is 20395-57-7.

What are the molecular formula and molecular weight of Chlorotrimethyl-d9-silane?

Chlorotrimethyl-d9-silane has molecular formula C3ClD9Si and molecular weight 117.698 g/mol.

Is Chlorotrimethyl-d9-silane hazardous?

Chlorotrimethyl-d9-silane has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Chlorotrimethyl-d9-silane (CAS 20395-57-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1393636-1 (accessed 2026-10-25).

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