8-chloro-2H-1,4-Benzothiazin-3(4H)-one

8-氯-2H-1,4-苯并噻嗪-3(4H)-酮

Also known as: 2H-1,4-Benzothiazin-3(4H)-one, 8-chloro-

8-chloro-2H-1,4-Benzothiazin-3(4H)-one (CAS 100638-21-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNOS and a molecular weight of 199.66 g/mol. It is also known as 2H-1,4-Benzothiazin-3(4H)-one, 8-chloro-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 100638-21-9
Jingsj CID: J-705197-9
Molecular Formula: C₈H₆ClNOS
Chinese Name: 8-氯-2H-1,4-苯并噻嗪-3(4H)-酮
Molecular Weight: 199.66 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 8-chloro-2H-1,4-Benzothiazin-3(4H)-one?

The CAS number of 8-chloro-2H-1,4-Benzothiazin-3(4H)-one is 100638-21-9.

What are the molecular formula and molecular weight of 8-chloro-2H-1,4-Benzothiazin-3(4H)-one?

8-chloro-2H-1,4-Benzothiazin-3(4H)-one has molecular formula C8H6ClNOS and molecular weight 199.66 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "8-chloro-2H-1,4-Benzothiazin-3(4H)-one (CAS 100638-21-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-705197-9 (accessed 2026-10-23).

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