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Diethoxy(methyl)vinylsilane

Also known as: DIETHOXYMETHYLVINYLSILANE, ETHENYLDIETHOXYMETHYLSILANE, METHYLVINYLDIETHOXYSILANE, VINYLMETHYLDIETHOXYSILANE, ethenyldiethoxymethylsilane, Silane, diethoxymethylvinyl-, Silane, ethenyldiethoxymethyl-, (Diethoxymethylsilyl)ethylene, ethenyldiethoxymethyl-silan

Diethoxy(methyl)vinylsilane (CAS 5507-44-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H16O2Si and a molecular weight of 160.286 g/mol. Key properties include a melting point of 133ºC, a boiling point of 133.0±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 17.8±0.0 °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 Aug 21, 2026.

CAS No.
5507-44-8
Jingsj CID
J-18768-8
Molecular Formula
C7H16O2Si
Molecular Weight
160.286 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point133ºC
Boiling Point133.0±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point17.8±0.0 °C
Exact Mass160.091949
PSA18.46000
LogP3.73
Vapor Pressure10.6±0.2 mmHg at 25°C
Refractive Index1.409

GHS Safety & Compliance

Flammable / Irritant / Health HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H334 — May cause allergy or asthma symptoms if inhaled
  • 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 Diethoxy(methyl)vinylsilane?

The CAS number of Diethoxy(methyl)vinylsilane is 5507-44-8.

What are the molecular formula and molecular weight of Diethoxy(methyl)vinylsilane?

Diethoxy(methyl)vinylsilane has molecular formula C7H16O2Si and molecular weight 160.286 g/mol.

Is Diethoxy(methyl)vinylsilane hazardous?

Diethoxy(methyl)vinylsilane 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 Diethoxy(methyl)vinylsilane?

For Diethoxy(methyl)vinylsilane, Upstream Products: Triethoxyvinylsilane, Ethanol, Dichloromethylvinylsilane; Downstream Products: Methyltriethoxysilane, 1,2-Bis(methyldiethoxysilyl)ethane, Vinylmethylbis(trimethylsiloxy)silane.

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

Last updated:

How to cite: Jingsj. "Diethoxy(methyl)vinylsilane (CAS 5507-44-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18768-8 (accessed 2026-11-09).

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