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Phenylacetoxytrimethylsilane

Also known as: Trimethylsilyl phenylacetate, Acetic acid, phenyl-, trimethylsilyl ester, Benzeneacetic acid, trimethylsilyl ester, Phenylacetic acid, monoTMS, trimethylsilyl 2-phenylacetate, silanol, trimethyl-, phenylacetate

Phenylacetoxytrimethylsilane (CAS 2078-18-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H16O2Si and a molecular weight of 208.32900 g/mol. Key properties include a boiling point of 96-97ºC0.7 mm Hg(lit.), a density of 0.982 g/mL at 25ºC(lit.) and a flash point of 77.2 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
2078-18-4
Jingsj CID
J-1408087-6
Molecular Formula
C11H16O2Si
Molecular Weight
208.32900 g/mol
Category
Aromatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point96-97ºC0.7 mm Hg(lit.)
Density0.982 g/mL at 25ºC(lit.)
Flash Point77.2 °C
Exact Mass208.09200
PSA26.30000
LogP2.60720
Vapor Pressure0.0459mmHg at 25°C
Refractive Indexn20/D 1.478(lit.)

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 Phenylacetoxytrimethylsilane?

The CAS number of Phenylacetoxytrimethylsilane is 2078-18-4.

What are the molecular formula and molecular weight of Phenylacetoxytrimethylsilane?

Phenylacetoxytrimethylsilane has molecular formula C11H16O2Si and molecular weight 208.32900 g/mol.

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

Last updated:

How to cite: Jingsj. "Phenylacetoxytrimethylsilane (CAS 2078-18-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1408087-6 (accessed 2026-11-09).

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