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Chlorotriphenylsilane

Also known as: Triphenylsilyl chloride, Triphenylchlorosilane, Chloro(triphenyl)silane, Benzene, 1,1',1''-(chlorosilylidyne)tris-

Chlorotriphenylsilane (CAS 76-86-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H15ClSi and a molecular weight of 294.850 g/mol. Key properties include a melting point of 91-94 °C(lit.), a boiling point of 374.8±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 164.5±10.3 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
76-86-8
Jingsj CID
J-38796-2
Molecular Formula
C18H15ClSi
Molecular Weight
294.850 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point91-94 °C(lit.)
Boiling Point374.8±15.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point164.5±10.3 °C
Exact Mass294.063141
LogP7.43
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.614
Additional Propertyacetone: 0.1 g/mL, clear

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H314 — Causes severe skin burns and eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29310095

Frequently Asked Questions

What is the CAS number of Chlorotriphenylsilane?

The CAS number of Chlorotriphenylsilane is 76-86-8.

What are the molecular formula and molecular weight of Chlorotriphenylsilane?

Chlorotriphenylsilane has molecular formula C18H15ClSi and molecular weight 294.850 g/mol.

Is Chlorotriphenylsilane hazardous?

Chlorotriphenylsilane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Chlorotriphenylsilane?

For Chlorotriphenylsilane, Upstream Products: Triphenylsilanol, Triphenylsilane, Phenyltrichlorosilane; Downstream Products: Triphenylsilanamine, Triphenylsilanethiol, Fluorotriphenylsilane.

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

Last updated:

How to cite: Jingsj. "Chlorotriphenylsilane (CAS 76-86-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38796-2 (accessed 2026-11-09).

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