Chlorodimethyloctylsilane

二甲基正辛基氯硅烷

Also known as: Dimethyl-n-octylchlorosilane, Dimethyloctylchlorosilane, Octyldimethylchlorosilane, Chlorodimethyl(octyl)silane, Chlorodimethyl-n-octylsilane, Chlorooctyldimethylsilane, Dimethylchlorooctylsilane, Dimethyloctylsilyl chloride, n-Octyldimethylchlorosilane, n-Octyldimethylsilyl chloride, Silane, chlorodimethyloctyl-, chloro-dimethyl-octylsilane, chlorodimethyloctyl-silan

Chlorodimethyloctylsilane (CAS 18162-84-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H23ClSi and a molecular weight of 206.828 g/mol. It is also known as Dimethyl-n-octylchlorosilane, Dimethyloctylchlorosilane and Octyldimethylchlorosilane. Key properties include a melting point of <0ºC, a boiling point of 227.5±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 97.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements 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.
18162-84-0
Jingsj CID
J-41041-0
Molecular Formula
C10H23ClSi
Chinese Name
二甲基正辛基氯硅烷
Molecular Weight
206.828 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point227.5±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point97.8±0.0 °C
Exact Mass206.125748
LogP5.89
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.428

GHS Safety & Compliance

CorrosionSignal word: Danger
  • 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 Chlorodimethyloctylsilane?

The CAS number of Chlorodimethyloctylsilane is 18162-84-0.

What are the molecular formula and molecular weight of Chlorodimethyloctylsilane?

Chlorodimethyloctylsilane has molecular formula C10H23ClSi and molecular weight 206.828 g/mol.

Is Chlorodimethyloctylsilane hazardous?

Chlorodimethyloctylsilane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Chlorodimethyloctylsilane?

For Chlorodimethyloctylsilane, Upstream Products: Chlorodimethylsilane, octene, n-Octylmagnesium bromide; Downstream Products: 1,1,3,3-Tetramethyl-1,3-dioctyldisiloxane, 1-Octanol, Dichloromethyloctylsilane.

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

Last updated:

How to cite: Jingsj. "Chlorodimethyloctylsilane (CAS 18162-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41041-0 (accessed 2026-10-28).

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