6-Amino-2H-1,4-benzothiazin-3(4H)-one

6-氨基-2H-1,4-苯并噻嗪-3(4H)-酮

Also known as: 6-Amino-2H-benzo[b][1,4]thiazin-3(4H)-one, 6-Amino-3,4-dihydro-2H-1,4-benzothiazin-3-one, 6-Amino-4H-benzo[1,4]thiazin-3-one, 2H-1,4-Benzothiazin-3(4H)-one, 6-amino-

6-Amino-2H-1,4-benzothiazin-3(4H)-one (CAS 21762-78-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H8N2OS and a molecular weight of 180.22700 g/mol. It is also known as 6-Amino-2H-benzo[b][1,4]thiazin-3(4H)-one, 6-Amino-3,4-dihydro-2H-1,4-benzothiazin-3-one and 6-Amino-4H-benzo[1,4]thiazin-3-one. Key properties include a boiling point of 443.1ºC at 760mmHg, a density of 1.38g/cm3 and a flash point of 221.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21762-78-7
Jingsj CID
J-1521254-0
Molecular Formula
C8H8N2OS
Chinese Name
6-氨基-2H-1,4-苯并噻嗪-3(4H)-酮
Molecular Weight
180.22700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point443.1ºC at 760mmHg
Density1.38g/cm3
Flash Point221.8ºC

Frequently Asked Questions

What is the CAS number of 6-Amino-2H-1,4-benzothiazin-3(4H)-one?

The CAS number of 6-Amino-2H-1,4-benzothiazin-3(4H)-one is 21762-78-7.

What are the molecular formula and molecular weight of 6-Amino-2H-1,4-benzothiazin-3(4H)-one?

6-Amino-2H-1,4-benzothiazin-3(4H)-one has molecular formula C8H8N2OS and molecular weight 180.22700 g/mol.

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

Last updated:

How to cite: Jingsj. "6-Amino-2H-1,4-benzothiazin-3(4H)-one (CAS 21762-78-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521254-0 (accessed 2026-10-23).

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