Trichloro(dichloromethyl)silane

Also known as: (Dichloromethyl)trichlorosilane, Dichloromethyltrichlorosilane, (Trichlorosilyl)dichloromethane, Trichlor-dichlormethyl-silan, Silane, trichloro(dichloromethyl)-

Trichloro(dichloromethyl)silane (CAS 1558-24-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula CHCl5Si and a molecular weight of 218.369 g/mol. Key properties include a boiling point of 145.0±0.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 79.9±16.6 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1558-24-3
Jingsj CID: J-31180-8
Molecular Formula: CHCl₅Si
Molecular Weight: 218.369 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	145.0±0.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	79.9±16.6 °C
Exact Mass	215.829010
LogP	5.01
Vapor Pressure	6.3±0.2 mmHg at 25°C
Refractive Index	1.485

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger

H226 — Flammable liquid and vapour
H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of Trichloro(dichloromethyl)silane?

The CAS number of Trichloro(dichloromethyl)silane is 1558-24-3.

What are the molecular formula and molecular weight of Trichloro(dichloromethyl)silane?

Trichloro(dichloromethyl)silane has molecular formula CHCl5Si and molecular weight 218.369 g/mol.

Is Trichloro(dichloromethyl)silane hazardous?

Trichloro(dichloromethyl)silane has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Trichloro(dichloromethyl)silane?

For Trichloro(dichloromethyl)silane, Upstream Products: Methyltrichlorosilane, Trichloro(trichloromethyl)silane, Methyldiphenylsilane; Downstream Products: Bis(trichlorosilyl)methane, Methyltrichlorosilane, Tetrachlorosilane.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Trichloro(dichloromethyl)silane (CAS 1558-24-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31180-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.