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Butyl(chloro)dimethylsilane

Also known as: Butyldimethylchlorosilane, Butyldimethylsilyl chloride, n-Butyldimethylchlorosilane, n-Butyldimethylsilyl chloride, n-Butylchlorodimethylsilane, Butylchlorodimethylsilane, Chlorodimethylbutylsilane, Dimethyl-n-butylchlorosilane, Silane, butylchlorodimethyl-

Butyl(chloro)dimethylsilane (CAS 1000-50-6) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H15ClSi and a molecular weight of 150.722 g/mol. Key properties include a melting point of <0ºC, a boiling point of 139.9±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 30.1±8.3 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly 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.
1000-50-6
Jingsj CID
J-40953-0
Molecular Formula
C6H15ClSi
Molecular Weight
150.722 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point139.9±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point30.1±8.3 °C
Exact Mass150.063156
LogP3.77
Vapor Pressure7.8±0.2 mmHg at 25°C
Refractive Index1.411

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2931900090
Summary2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Butyl(chloro)dimethylsilane?

The CAS number of Butyl(chloro)dimethylsilane is 1000-50-6.

What are the molecular formula and molecular weight of Butyl(chloro)dimethylsilane?

Butyl(chloro)dimethylsilane has molecular formula C6H15ClSi and molecular weight 150.722 g/mol.

Is Butyl(chloro)dimethylsilane hazardous?

Butyl(chloro)dimethylsilane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Butyl(chloro)dimethylsilane?

For Butyl(chloro)dimethylsilane, Upstream Products: Butyltrimethylsilane, Butylmagnesium chloride, Dichlorodimethylsilane; Downstream Products: Methyl (R)-(+)-3-(tert-butyldimethylsilyloxy)-5-oxo-1-cyclopentene-1-heptanoate, Stannane, (butyldimethylsilyl)trimethyl-, 1,3-Dibutyl-1,1,3,3-tetramethyldisilazane.

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

Last updated:

How to cite: Jingsj. "Butyl(chloro)dimethylsilane (CAS 1000-50-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40953-0 (accessed 2026-11-09).

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