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5-Bromo-2-mercaptobenzothiazole

5-溴-2-巯基苯并噻唑

Also known as: 5-Bromo-1,3-benzothiazole-2(3H)-thione, 5-Bromo-1,3-benzothiazole-2-thiol, 5-Bromobenzothiazole-2-thiol, 2(3H)-Benzothiazolethione, 5-bromo-, 5-Bromo-2-thiobenzothiazole, 5-Bromo-2-mercaptobenzthiazole, MFCD00005783, EINECS 226-235-0

5-Bromo-2-mercaptobenzothiazole (CAS 71216-20-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H4BrNS2 and a molecular weight of 246.147 g/mol. It is also known as 5-Bromo-1,3-benzothiazole-2(3H)-thione, 5-Bromo-1,3-benzothiazole-2-thiol and 5-Bromobenzothiazole-2-thiol. Key properties include a melting point of 198-200ºC(lit.), a boiling point of 340.7±34.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 159.9±25.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71216-20-1
Jingsj CID
J-1522660-2
Molecular Formula
C7H4BrNS2
Chinese Name
5-溴-2-巯基苯并噻唑
Molecular Weight
246.147 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point198-200ºC(lit.)
Boiling Point340.7±34.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point159.9±25.7 °C

Frequently Asked Questions

What is the CAS number of 5-Bromo-2-mercaptobenzothiazole?

The CAS number of 5-Bromo-2-mercaptobenzothiazole is 71216-20-1.

What are the molecular formula and molecular weight of 5-Bromo-2-mercaptobenzothiazole?

5-Bromo-2-mercaptobenzothiazole has molecular formula C7H4BrNS2 and molecular weight 246.147 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Bromo-2-mercaptobenzothiazole (CAS 71216-20-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1522660-2 (accessed 2026-10-22).

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