3-Chloropropylmethyldichlorosilane

Also known as: Dichloro(3-chloropropyl)methylsilane, 3-Chloropropyldichloromethylsilane, Methyl(3-chloropropyl)dichlorosilane, Methyldichloro(3-chloropropyl)silane, Silane, dichloro(3-chloropropyl)methyl-, 3-Methyldichlorosilyl-1-chloropropane, Chloropropyldichloromethylsilane

3-Chloropropylmethyldichlorosilane (CAS 7787-93-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H9Cl3Si and a molecular weight of 191.559 g/mol. Key properties include a boiling point of 160.9±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 59.4±0.0 °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.: 7787-93-1
Jingsj CID: J-1323507-9
Molecular Formula: C₄H₉Cl₃Si
Molecular Weight: 191.559 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	160.9±13.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	59.4±0.0 °C
Exact Mass	189.953903
LogP	4.17
Vapor Pressure	3.0±0.3 mmHg at 25°C
Refractive Index	1.446

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 3-Chloropropylmethyldichlorosilane?

The CAS number of 3-Chloropropylmethyldichlorosilane is 7787-93-1.

What are the molecular formula and molecular weight of 3-Chloropropylmethyldichlorosilane?

3-Chloropropylmethyldichlorosilane has molecular formula C4H9Cl3Si and molecular weight 191.559 g/mol.

Is 3-Chloropropylmethyldichlorosilane hazardous?

3-Chloropropylmethyldichlorosilane 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 3-Chloropropylmethyldichlorosilane?

For 3-Chloropropylmethyldichlorosilane, Upstream Products: Dichloromethylsilane, Allyl chloride, dichloro(methyl)propylsilane; Downstream Products: (3-Chloropropyl)trimethylsilane, 1-chloro-1-methylsilacyclobutane, Allyldichloromethylsilane.

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. "3-Chloropropylmethyldichlorosilane (CAS 7787-93-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1323507-9 (accessed 2026-11-09).

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