Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate

4-氧代-4,5-二氢异噁唑并[5,4-d]嘧啶-3-羧酸乙酯

Also known as: ethyl 4-oxo-2H-[1,2]oxazolo[5,4-d]pyrimidine-3-carboxylate, ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate

Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate (CAS 931738-63-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O4 and a molecular weight of 209.15900 g/mol. It is also known as ethyl 4-oxo-2H-[1,2]oxazolo[5,4-d]pyrimidine-3-carboxylate and ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
931738-63-5
Jingsj CID
J-1086588-6
Molecular Formula
C8H7N3O4
Chinese Name
4-氧代-4,5-二氢异噁唑并[5,4-d]嘧啶-3-羧酸乙酯
Molecular Weight
209.15900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate?

The CAS number of Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate is 931738-63-5.

What are the molecular formula and molecular weight of Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate?

Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate has molecular formula C8H7N3O4 and molecular weight 209.15900 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 4-oxo-4,5-dihydroisoxazolo[5,4-d]pyrimidine-3-carboxylate (CAS 931738-63-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1086588-6 (accessed 2026-10-26).

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