Diisopropyldichlorosilane

Also known as: Dichlorodiisopropylsilane, Dichlorodiisopropylsilane >=97.0% (GC), Dichloro(diisopropyl)silane, dichlorobis(propan-2-yl)silane, dichloro-di(propan-2-yl)silane, Silane, dichlorobis(1-methylethyl)-, Silane, dichlorodiisopropyl-

Diisopropyldichlorosilane (CAS 7751-38-4) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H14Cl2Si and a molecular weight of 185.167 g/mol. Key properties include a melting point of <0ºC, a boiling point of 162.6±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 45.3±16.0 °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 Nov 3, 2026.

CAS No.: 7751-38-4
Jingsj CID: J-45029-3
Molecular Formula: C₆H₁₄Cl₂Si
Molecular Weight: 185.167 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 11/3/2026

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Physicochemical Properties

Melting Point	<0ºC
Boiling Point	162.6±8.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	45.3±16.0 °C
Exact Mass	184.024185
LogP	4.94
Vapor Pressure	2.8±0.3 mmHg at 25°C
Refractive Index	1.429

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 Diisopropyldichlorosilane?

The CAS number of Diisopropyldichlorosilane is 7751-38-4.

What are the molecular formula and molecular weight of Diisopropyldichlorosilane?

Diisopropyldichlorosilane has molecular formula C6H14Cl2Si and molecular weight 185.167 g/mol.

Is Diisopropyldichlorosilane hazardous?

Diisopropyldichlorosilane 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 Diisopropyldichlorosilane?

For Diisopropyldichlorosilane, Upstream Products: Isopropylmagnesium chloride, Isopropylmagnesium bromide, Tetrachlorosilane; Downstream Products: Diisopropylsilyl bis(trifluoromethanesulfonate).

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

Last updated: 11/3/2026

How to cite: Jingsj. "Diisopropyldichlorosilane (CAS 7751-38-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45029-3 (accessed 2026-11-09).

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