Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate

2-(羟基氨基)-4-氧代-4,5-二氢噻唑-5-羧酸乙酯

Also known as: 5-Thiazolecarboxylicacid,4,5-dihydro-2-(hydroxyamino)-4-oxo-,ethylester(9CI), 5-Thiazolecarboxylic acid, 4,5-dihydro-2-(hydroxyamino)-4-oxo-, ethyl ester, Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate

Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate (CAS 251577-82-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H8N2O4S and a molecular weight of 204.20400 g/mol. It is also known as 5-Thiazolecarboxylicacid,4,5-dihydro-2-(hydroxyamino)-4-oxo-,ethylester(9CI) and 5-Thiazolecarboxylic acid, 4,5-dihydro-2-(hydroxyamino)-4-oxo-, ethyl ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
251577-82-9
Jingsj CID
J-1159673-2
Molecular Formula
C6H8N2O4S
Chinese Name
2-(羟基氨基)-4-氧代-4,5-二氢噻唑-5-羧酸乙酯
Molecular Weight
204.20400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate?

The CAS number of Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate is 251577-82-9.

What are the molecular formula and molecular weight of Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate?

Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate has molecular formula C6H8N2O4S and molecular weight 204.20400 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 2-(hydroxyamino)-4-oxo-4,5-dihydrothiazole-5-carboxylate (CAS 251577-82-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1159673-2 (accessed 2026-10-24).

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