3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid

3-氧代-3,4-二氢-2H-1,4-苯并噻嗪-6-羧酸

Also known as: 3,4-dihydro-3-oxo-2H-benzo[b][1,4]thiazine-6-carboxylic acid, 3-oxo-3,4-dihydro-2H-benzo[1,4]thiazine-6-carboxylic acid, 3-oxo-4H-1,4-benzothiazine-6-carboxylic acid, 3,4-dihydro-3-oxo-2H-1,4-benzothiazine-6-carboxylic acid, 6-carboxy-3,4-dihydro-3-oxo-2H-1,4-benzothiazine

3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid (CAS 272437-84-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NO3S and a molecular weight of 209.22200 g/mol. It is also known as 3,4-dihydro-3-oxo-2H-benzo[b][1,4]thiazine-6-carboxylic acid, 3-oxo-3,4-dihydro-2H-benzo[1,4]thiazine-6-carboxylic acid and 3-oxo-4H-1,4-benzothiazine-6-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 272437-84-0
Jingsj CID: J-1355120-7
Molecular Formula: C₉H₇NO₃S
Chinese Name: 3-氧代-3,4-二氢-2H-1,4-苯并噻嗪-6-羧酸
Molecular Weight: 209.22200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid?

The CAS number of 3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid is 272437-84-0.

What are the molecular formula and molecular weight of 3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid?

3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid has molecular formula C9H7NO3S and molecular weight 209.22200 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. "3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxylic acid (CAS 272437-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355120-7 (accessed 2026-10-22).

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