3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide

3-氧代-2,3-二氢-1,2-噻唑-5-甲酰胺

Also known as: 5-Isothiazolecarboxamide, 2,3-dihydro-3-oxo-, 3-Hydroxyisothiazole-5-carboxamide, 2,3-Dihydro-3-oxo-5-isothiazolecarboxamide, 3-oxo-2,3-dihydroisothiazole-5-carboxamide, 3-Hydroxy-5-carbamoylisothiazole, 3-oxo-1,2-thiazole-5-carboxamide

3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide (CAS 62020-63-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4N2O2S and a molecular weight of 144.15200 g/mol. It is also known as 5-Isothiazolecarboxamide, 2,3-dihydro-3-oxo-, 3-Hydroxyisothiazole-5-carboxamide and 2,3-Dihydro-3-oxo-5-isothiazolecarboxamide. Key property: a melting point of 220ºC dec.. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
62020-63-7
Jingsj CID
J-1385326-8
Molecular Formula
C4H4N2O2S
Chinese Name
3-氧代-2,3-二氢-1,2-噻唑-5-甲酰胺
Molecular Weight
144.15200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220ºC dec.

Frequently Asked Questions

What is the CAS number of 3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide?

The CAS number of 3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide is 62020-63-7.

What are the molecular formula and molecular weight of 3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide?

3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide has molecular formula C4H4N2O2S and molecular weight 144.15200 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Oxo-2,3-dihydro-1,2-thiazole-5-carboxamide (CAS 62020-63-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1385326-8 (accessed 2026-10-25).

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