2-Chloro-6-fluorobenzothiazole

2-氯-6-氟苯并噻唑

Also known as: 2-Chloro-6-fluoro-1,3-benzothiazole, 2-Chloro-6-fluorobenzo[d]thiazole, Benzothiazole, 2-chloro-6-fluoro-, MFCD04448822

2-Chloro-6-fluorobenzothiazole (CAS 399-74-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H3ClFNS and a molecular weight of 187.622 g/mol. It is also known as 2-Chloro-6-fluoro-1,3-benzothiazole, 2-Chloro-6-fluorobenzo[d]thiazole and Benzothiazole, 2-chloro-6-fluoro-. Key properties include a melting point of 91-95ºC, a boiling point of 253.0±13.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 106.8±19.8 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
399-74-6
Jingsj CID
J-1130836-2
Molecular Formula
C7H3ClFNS
Chinese Name
2-氯-6-氟苯并噻唑
Molecular Weight
187.622 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point91-95ºC
Boiling Point253.0±13.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point106.8±19.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Chloro-6-fluorobenzothiazole?

The CAS number of 2-Chloro-6-fluorobenzothiazole is 399-74-6.

What are the molecular formula and molecular weight of 2-Chloro-6-fluorobenzothiazole?

2-Chloro-6-fluorobenzothiazole has molecular formula C7H3ClFNS and molecular weight 187.622 g/mol.

Is 2-Chloro-6-fluorobenzothiazole hazardous?

2-Chloro-6-fluorobenzothiazole has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-Chloro-6-fluorobenzothiazole (CAS 399-74-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1130836-2 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.