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2-(4-Bromophenyl)benzothiazole

Also known as: 1-(2-Benzothiazolyl)-4-bromobenzene, 2-(4-Bromophenyl)-1,3-benzothiazole, 2-(4-Bromophenyl)benzo[d]thiazole, 2-(p-Bromophenyl)benzothiazole, Benzothiazole, 2-(4-bromophenyl)-

2-(4-Bromophenyl)benzothiazole (CAS 19654-19-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H8BrNS and a molecular weight of 290.17800 g/mol. Key properties include a melting point of 134ºC, a boiling point of 397.9ºC at 760 mmHg, a density of 1.545g/cm3 and a flash point of 194.4ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19654-19-4
Jingsj CID
J-20574-3
Molecular Formula
C13H8BrNS
Molecular Weight
290.17800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point134ºC
Boiling Point397.9ºC at 760 mmHg
Density1.545g/cm3
Flash Point194.4ºC
Exact Mass288.95600
PSA41.13000
LogP4.72580
Vapor Pressure3.53E-06mmHg at 25°C
Refractive Index1.703

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H413

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-(4-Bromophenyl)benzothiazole?

The CAS number of 2-(4-Bromophenyl)benzothiazole is 19654-19-4.

What are the molecular formula and molecular weight of 2-(4-Bromophenyl)benzothiazole?

2-(4-Bromophenyl)benzothiazole has molecular formula C13H8BrNS and molecular weight 290.17800 g/mol.

Is 2-(4-Bromophenyl)benzothiazole hazardous?

2-(4-Bromophenyl)benzothiazole has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 2-(4-Bromophenyl)benzothiazole?

For 2-(4-Bromophenyl)benzothiazole, Upstream Products: 4-Bromobenzaldehyde, 2-Aminothiophenol, 4-Bromobenzoyl chloride; Downstream Products: 2-Phenylbenzothiazole.

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-(4-Bromophenyl)benzothiazole (CAS 19654-19-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20574-3 (accessed 2026-11-09).

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