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4-Bromoisoxazole

Also known as: 4-bromo-1,2-oxazole, 4-bromoisooxazole, 4-BORMOISOXAZOLE, Isoxazole, 4-bromo- (6CI,9CI), Isoxazole, 4-bromo-

4-Bromoisoxazole (CAS 97925-43-4) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H2BrNO and a molecular weight of 147.958 g/mol. Key properties include a melting point of 38-43 °C, a boiling point of 182.7±13.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 64.3±19.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
97925-43-4
Jingsj CID
J-993666-7
Molecular Formula
C3H2BrNO
Molecular Weight
147.958 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point38-43 °C
Boiling Point182.7±13.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point64.3±19.8 °C
Exact Mass146.931976
PSA26.03000
LogP0.85
Vapor Pressure1.1±0.3 mmHg at 25°C
Refractive Index1.508

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4-Bromoisoxazole?

The CAS number of 4-Bromoisoxazole is 97925-43-4.

What are the molecular formula and molecular weight of 4-Bromoisoxazole?

4-Bromoisoxazole has molecular formula C3H2BrNO and molecular weight 147.958 g/mol.

Is 4-Bromoisoxazole hazardous?

4-Bromoisoxazole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

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

Last updated:

How to cite: Jingsj. "4-Bromoisoxazole (CAS 97925-43-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-993666-7 (accessed 2026-11-09).

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