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3-Bromopropyne

Also known as: Propargyl bromide, 3-Bromo-1-propyne, 2-Propynyl bromide, γ-Bromoallylene, 1-Bromo-2-propyne, 3-bromoprop-1-yne

3-Bromopropyne (CAS 106-96-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C3H3Br and a molecular weight of 118.960 g/mol. Key properties include a melting point of -61°C, a boiling point of 90.0±13.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 17.1±14.3 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H304. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
106-96-7
Jingsj CID
J-8801-7
Molecular Formula
C3H3Br
Molecular Weight
118.960 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-61°C
Boiling Point90.0±13.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point17.1±14.3 °C
Exact Mass117.941803
LogP1.32
Vapor Pressure64.6±0.2 mmHg at 25°C
Refractive Index1.485

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H301 — Toxic if swallowed
  • H304
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H336 — May cause drowsiness or dizziness
  • H373 — May cause damage to organs through prolonged exposure

Customs & Trade Information

HS Code2903399090
Summary2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Bromopropyne?

The CAS number of 3-Bromopropyne is 106-96-7.

What are the molecular formula and molecular weight of 3-Bromopropyne?

3-Bromopropyne has molecular formula C3H3Br and molecular weight 118.960 g/mol.

Is 3-Bromopropyne hazardous?

3-Bromopropyne has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H304.

What are the upstream and downstream products of 3-Bromopropyne?

For 3-Bromopropyne, Upstream Products: Triethyl phosphonoacetate, Propargyl methanesulfonate; Downstream Products: Dimethyl 2-allyl-2-(prop-2-yn-1-yl)malonate.

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

Last updated:

How to cite: Jingsj. "3-Bromopropyne (CAS 106-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8801-7 (accessed 2026-11-06).

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