Methylphenyldiethoxysilane

二乙氧基甲基苯基硅烷

Also known as: DIETHOXYMETHYLPHENYLSILANE, METHYLPHENYLDIETHOXYSILANE, PHENYLMETHYLDIETHOXYSILANE, Diethoxy(methyl)phenylsilane, Silane, diethoxymethylphenyl-, diethoxymethylphenyl-silan, (Diethoxymethyl)(phenyl)silane, Benzene, (diethoxymethylsilyl)-, Benzene, [(diethoxymethyl)silyl]-, Co-Formula CFS-P564, EINECS 212-275-6, MFCD00048541

Methylphenyldiethoxysilane (CAS 775-56-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H18O2Si and a molecular weight of 210.345 g/mol. It is also known as DIETHOXYMETHYLPHENYLSILANE, METHYLPHENYLDIETHOXYSILANE and PHENYLMETHYLDIETHOXYSILANE. Key properties include a melting point of <0ºC, a boiling point of 243.9±30.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 101.3±24.6 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
775-56-4
Jingsj CID
J-41054-4
Molecular Formula
C11H18O2Si
Chinese Name
二乙氧基甲基苯基硅烷
Molecular Weight
210.345 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point243.9±30.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point101.3±24.6 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Methylphenyldiethoxysilane?

The CAS number of Methylphenyldiethoxysilane is 775-56-4.

What are the molecular formula and molecular weight of Methylphenyldiethoxysilane?

Methylphenyldiethoxysilane has molecular formula C11H18O2Si and molecular weight 210.345 g/mol.

Is Methylphenyldiethoxysilane hazardous?

Methylphenyldiethoxysilane has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Methylphenyldiethoxysilane (CAS 775-56-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41054-4 (accessed 2026-10-22).

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