5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile

5-(2-氯苯氨基)-3-羟基异噻唑-4-甲腈

Also known as: 5-[(2-Chlorophenyl)amino]-3-hydroxy-1,2-thiazole-4-carbonitrile, 5-(2-chloroanilino)-3-oxo-1,2-thiazole-4-carbonitrile, 4-Isothiazolecarbonitrile, 5-[(2-chlorophenyl)amino]-2,3-dihydro-3-oxo-, 5-((2-Chlorophenyl)amino)-3-hydroxyisothiazole-4-carbonitrile, HMS1666L12, HMS2780G09

5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile (CAS 287196-71-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H6ClN3OS and a molecular weight of 251.69200 g/mol. It is also known as 5-[(2-Chlorophenyl)amino]-3-hydroxy-1,2-thiazole-4-carbonitrile, 5-(2-chloroanilino)-3-oxo-1,2-thiazole-4-carbonitrile and 4-Isothiazolecarbonitrile, 5-[(2-chlorophenyl)amino]-2,3-dihydro-3-oxo-. Key properties include a melting point of 100ºC, a boiling point of 307.8ºC at 760 mmHg, a density of 1.55g/cm3 and a flash point of 139.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
287196-71-8
Jingsj CID
J-1171348-5
Molecular Formula
C10H6ClN3OS
Chinese Name
5-(2-氯苯氨基)-3-羟基异噻唑-4-甲腈
Molecular Weight
251.69200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point100ºC
Boiling Point307.8ºC at 760 mmHg
Density1.55g/cm3
Flash Point139.9ºC

Frequently Asked Questions

What is the CAS number of 5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile?

The CAS number of 5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile is 287196-71-8.

What are the molecular formula and molecular weight of 5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile?

5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile has molecular formula C10H6ClN3OS and molecular weight 251.69200 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(2-Chloroanilino)-3-hydroxyisothiazole-4-carbonitrile (CAS 287196-71-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1171348-5 (accessed 2026-10-24).

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