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2-Bromo-1-benzothiophene

Also known as: 2-Bromobenzo[b]thiophene, 2-Bromobenzothiophene, 2-Bromothianaphthene, NSC 2939, NSC 43552, NSC 9008, Benzo[b]thiophene, 2-bromo-

2-Bromo-1-benzothiophene (CAS 5394-13-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H5BrS and a molecular weight of 213.09400 g/mol. Key properties include a melting point of 44.5-45℃, a boiling point of 284.7ºC at 760 mmHg, a density of 1.649g/cm3 and a flash point of 126ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5394-13-8
Jingsj CID
J-1375005-5
Molecular Formula
C8H5BrS
Molecular Weight
213.09400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point44.5-45℃
Boiling Point284.7ºC at 760 mmHg
Density1.649g/cm3
Flash Point126ºC
Exact Mass211.93000
PSA28.24000
LogP3.66380
Refractive Index1.704
Storage Conditions2-8°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • 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 2-Bromo-1-benzothiophene?

The CAS number of 2-Bromo-1-benzothiophene is 5394-13-8.

What are the molecular formula and molecular weight of 2-Bromo-1-benzothiophene?

2-Bromo-1-benzothiophene has molecular formula C8H5BrS and molecular weight 213.09400 g/mol.

Is 2-Bromo-1-benzothiophene hazardous?

2-Bromo-1-benzothiophene has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation.

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-Bromo-1-benzothiophene (CAS 5394-13-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1375005-5 (accessed 2026-11-09).

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