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2-(Bromovinyl)trimethylsilane

Also known as: (2-Bromovinyl)trimethylsilane, (2-Bromovinyl)trimethylsilane (cis+trans), (2-Bromovinyl)trimethylsilane, 98%, predominantly trans, (E)-(2-Bromoethenyl)trimethylsilane, (E)-2-(Trimethylsilyl)vinyl bromide, [(E)-2-Bromovinyl](trimethyl)silane, trans-1-Bromo-2-(trimethylsilyl)ethene, β-(Trimethylsilyl)vinyl bromide, 1-Bromo-2-(trimethylsilyl)ethylene, MFCD00040824

2-(Bromovinyl)trimethylsilane (CAS 41309-43-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H11BrSi and a molecular weight of 179.13000 g/mol. Key properties include a boiling point of 50-51 °C52 mm Hg(lit.), a density of 1.167 g/mL at 25 °C(lit.) and a flash point of 29.4 °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 Nov 2, 2026.

CAS No.
41309-43-7
Jingsj CID
J-1992935-2
Molecular Formula
C5H11BrSi
Molecular Weight
179.13000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
11/2/2026

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Physicochemical Properties

Boiling Point50-51 °C52 mm Hg(lit.)
Density1.167 g/mL at 25 °C(lit.)
Flash Point29.4 °C
Exact Mass177.98100
LogP2.77240
Refractive Indexn20/D 1.466(lit.)
Storage Conditions2-8°C

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 2-(Bromovinyl)trimethylsilane?

The CAS number of 2-(Bromovinyl)trimethylsilane is 41309-43-7.

What are the molecular formula and molecular weight of 2-(Bromovinyl)trimethylsilane?

2-(Bromovinyl)trimethylsilane has molecular formula C5H11BrSi and molecular weight 179.13000 g/mol.

Is 2-(Bromovinyl)trimethylsilane hazardous?

2-(Bromovinyl)trimethylsilane 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 2-(Bromovinyl)trimethylsilane?

For 2-(Bromovinyl)trimethylsilane, Upstream Products: Trimethylsilylacetylene, Methylmagnesium chloride.

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

Last updated:

How to cite: Jingsj. "2-(Bromovinyl)trimethylsilane (CAS 41309-43-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992935-2 (accessed 2026-11-09).

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