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Dimethoxymethylvinylsilane

Also known as: Vinylmethyldimethoxysilane, Methyldimethoxyvinylsilane, ethenyldimethoxymethylsilane, Silane, ethenyldimethoxymethyl-, Dimethoxy(methyl)(vinyl)silane, Dimethoxy(methyl)vinylsilane, Silquest A-2171

Dimethoxymethylvinylsilane (CAS 16753-62-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H12O2Si and a molecular weight of 132.233 g/mol. Key properties include a melting point of <0ºC, a boiling point of 81.2±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of -31.0±6.3 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly 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 Nov 3, 2026.

CAS No.
16753-62-1
Jingsj CID
J-18765-5
Molecular Formula
C5H12O2Si
Molecular Weight
132.233 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/3/2026

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Physicochemical Properties

Melting Point<0ºC
Boiling Point81.2±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point-31.0±6.3 °C
Exact Mass132.060654
PSA18.46000
LogP2.67
Vapor Pressure92.0±0.1 mmHg at 25°C
Refractive Index1.396

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of Dimethoxymethylvinylsilane?

The CAS number of Dimethoxymethylvinylsilane is 16753-62-1.

What are the molecular formula and molecular weight of Dimethoxymethylvinylsilane?

Dimethoxymethylvinylsilane has molecular formula C5H12O2Si and molecular weight 132.233 g/mol.

Is Dimethoxymethylvinylsilane hazardous?

Dimethoxymethylvinylsilane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Dimethoxymethylvinylsilane?

For Dimethoxymethylvinylsilane, Upstream Products: Methanol, Dichloromethylvinylsilane; Downstream Products: 1-(4-ethenylphenyl)ethanone, 4,4'-Diacetylbiphenyl, 1,2-Bis(methyldimethoxysilyl)ethane.

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

Last updated:

How to cite: Jingsj. "Dimethoxymethylvinylsilane (CAS 16753-62-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18765-5 (accessed 2026-11-09).

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