3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid

3-甲基-2-氧代-2,3-二氢-1,3-苯并噁唑-5-甲酸

Also known as: 3-methyl-2-oxo-1,3-benzoxazole-5-carboxylic acid, 2-keto-3-methyl-1,3-benzoxazole-5-carboxylic acid, 3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-carboxylic acid, 3-methyl-2-oxo-2,3-dihydrobenzooxazole-5-carboxylic acid, 5-Benzoxazolecarboxylic acid, 2,3-dihydro-3-methyl-2-oxo-, ZERO/009902, 3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid(SALTDATA: FREE)

3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid (CAS 154780-52-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7NO4 and a molecular weight of 193.15600 g/mol. It is also known as 3-methyl-2-oxo-1,3-benzoxazole-5-carboxylic acid, 2-keto-3-methyl-1,3-benzoxazole-5-carboxylic acid and 3-methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
154780-52-6
Jingsj CID
J-1355174-6
Molecular Formula
C9H7NO4
Chinese Name
3-甲基-2-氧代-2,3-二氢-1,3-苯并噁唑-5-甲酸
Molecular Weight
193.15600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid?

The CAS number of 3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid is 154780-52-6.

What are the molecular formula and molecular weight of 3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid?

3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid has molecular formula C9H7NO4 and molecular weight 193.15600 g/mol.

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

Last updated:

How to cite: Jingsj. "3-methyl-2-oxo-2,3-dihydro-1,3-benzoxazole-5-carboxylic acid (CAS 154780-52-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1355174-6 (accessed 2026-10-22).

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