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Phenoxytrimethylsilane

Also known as: Trimethyl(phenoxy)silane, Phenyl trimethylsilyl ether, Trimethylsilyl phenyl ether, (Trimethylsilyl)oxybenzene, Trimethylphenoxysilane, Benzene, [(trimethylsilyl)oxy]-

Phenoxytrimethylsilane (CAS 1529-17-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H14OSi and a molecular weight of 166.292 g/mol. Key properties include a melting point of -55ºC, a boiling point of 163.7±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 42.8±8.9 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1529-17-5
Jingsj CID
J-47839-7
Molecular Formula
C9H14OSi
Molecular Weight
166.292 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-55ºC
Boiling Point163.7±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point42.8±8.9 °C
Exact Mass166.081390
PSA9.23000
LogP-0.62
Vapor Pressure2.7±0.3 mmHg at 25°C
Refractive Index1.471

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 Phenoxytrimethylsilane?

The CAS number of Phenoxytrimethylsilane is 1529-17-5.

What are the molecular formula and molecular weight of Phenoxytrimethylsilane?

Phenoxytrimethylsilane has molecular formula C9H14OSi and molecular weight 166.292 g/mol.

Is Phenoxytrimethylsilane hazardous?

Phenoxytrimethylsilane has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Phenoxytrimethylsilane?

For Phenoxytrimethylsilane, Upstream Products: 1,1,1,3,3,3-Hexamethyldisilazane, Phenol, Chlorotrimethylsilane; Downstream Products: 2-Fluorophenol, Lithium phenoxide, Benzyl phenyl ether.

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

Last updated:

How to cite: Jingsj. "Phenoxytrimethylsilane (CAS 1529-17-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47839-7 (accessed 2026-11-09).

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