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Trichloro(2-phenylethyl)silane

Also known as: Phenethyltrichlorosilane, (2-Phenylethyl)trichlorosilane, Trichlorophenethylsilane, Benzene, [2-(trichlorosilyl)ethyl]-, Silane, trichloro(2-phenylethyl)-, 1-(Trichlorosilyl)-2-phenylethane, 1-Phenyl-2-(trichlorosilyl)ethane, 2-(Trichlorosilyl)ethylbenzene, NSC 139848, Trichloro(β-phenylethyl)silane, Trichloro(b-phenylethyl)silane, trichlor-2-fenylethylsilan, trichloro-2-phenylethylsilane, trichlorophenethyl-silan

Trichloro(2-phenylethyl)silane (CAS 940-41-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H9Cl3Si and a molecular weight of 239.602 g/mol. Key properties include a boiling point of 249.9±19.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 117.8±16.2 °C. It is classified under GHS with signal word Danger and hazard statements H311 — Toxic in contact with skin 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.
940-41-0
Jingsj CID
J-40937-0
Molecular Formula
C8H9Cl3Si
Molecular Weight
239.602 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point249.9±19.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point117.8±16.2 °C
Exact Mass237.953903
LogP6.38
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.527

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H311 — Toxic in contact with skin
  • 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 Trichloro(2-phenylethyl)silane?

The CAS number of Trichloro(2-phenylethyl)silane is 940-41-0.

What are the molecular formula and molecular weight of Trichloro(2-phenylethyl)silane?

Trichloro(2-phenylethyl)silane has molecular formula C8H9Cl3Si and molecular weight 239.602 g/mol.

Is Trichloro(2-phenylethyl)silane hazardous?

Trichloro(2-phenylethyl)silane has GHS signal word Danger and hazard statements H311 — Toxic in contact with skin; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Trichloro(2-phenylethyl)silane?

For Trichloro(2-phenylethyl)silane, Upstream Products: Phenylacetylene, Trichloro(2-chloroethyl)silane, benzene; Downstream Products: 4-acetylbibenzyl, Phenethyl alcohol.

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

Last updated:

How to cite: Jingsj. "Trichloro(2-phenylethyl)silane (CAS 940-41-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40937-0 (accessed 2026-11-09).

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