4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid

Also known as: 4H-Pyrano[3,4-d]isoxazole-3-carboxylic acid, 6,7-dihydro-, 6,7-Dihydro-4H-pyrano3,4-disooxazol-3-carboxylic acid, 6,7-Dihydro-4H-pyrano[3,4-d]isoxazol-3-carboxylic acid, 6,7-Dihydro-4H-pyrano[3,4-d]isoxazole-3-carboxylic acid, 6,7-dihydro-4H-pyrano[3,4-d]isoOxazole-3-carboxylic acid

4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid (CAS 1297546-74-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H7NO4 and a molecular weight of 169.13 g/mol. It is also known as 4H-Pyrano[3,4-d]isoxazole-3-carboxylic acid, 6,7-dihydro-, 6,7-Dihydro-4H-pyrano3,4-disooxazol-3-carboxylic acid and 6,7-Dihydro-4H-pyrano[3,4-d]isoxazol-3-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1297546-74-7
Jingsj CID: J-1947595-0
Molecular Formula: C₇H₇NO₄
Molecular Weight: 169.13 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid?

The CAS number of 4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid is 1297546-74-7.

What are the molecular formula and molecular weight of 4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid?

4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid has molecular formula C7H7NO4 and molecular weight 169.13 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. "4H,6H,7H-pyrano[3,4-d][1,2]oxazole-3-carboxylic acid (CAS 1297546-74-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1947595-0 (accessed 2026-10-24).

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