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4-bromothiophene-3-carbonyl chloride

Also known as: 3-Thiophenecarbonyl chloride, 4-bromo-, 4-Bromo-3-thiophenecarbonyl chloride, 4-Bromothiophene-3-carbonyl chloride, 4-Bromothiophene-3-carbonylchloride

4-bromothiophene-3-carbonyl chloride (CAS 72899-51-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2BrClOS and a molecular weight of 225.49100 g/mol. Key properties include a melting point of 67.5-69ºC, a boiling point of 251.1ºC at 760 mmHg, a density of 1.855g/cm3 and a flash point of 105.7ºC. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72899-51-5
Jingsj CID
J-1411098-6
Molecular Formula
C5H2BrClOS
Molecular Weight
225.49100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point67.5-69ºC
Boiling Point251.1ºC at 760 mmHg
Density1.855g/cm3
Flash Point105.7ºC
Exact Mass223.87000
PSA45.31000
LogP2.88960
Refractive Index1.618

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation

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-bromothiophene-3-carbonyl chloride?

The CAS number of 4-bromothiophene-3-carbonyl chloride is 72899-51-5.

What are the molecular formula and molecular weight of 4-bromothiophene-3-carbonyl chloride?

4-bromothiophene-3-carbonyl chloride has molecular formula C5H2BrClOS and molecular weight 225.49100 g/mol.

Is 4-bromothiophene-3-carbonyl chloride hazardous?

4-bromothiophene-3-carbonyl chloride has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-bromothiophene-3-carbonyl chloride?

For 4-bromothiophene-3-carbonyl chloride, Upstream Products: 4-Bromothiophene-3-carboxylic acid; Downstream Products: Methyl 4-bromothiophene-3-carboxylate.

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-bromothiophene-3-carbonyl chloride (CAS 72899-51-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1411098-6 (accessed 2026-11-09).

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