5-amino-3-methyl-1,2-oxazole-4-carboxamide

5-氨基-3-甲基异恶唑-4-酰胺

Also known as: 5-amino-3-methyl-4-isoxazolecarboxamide, 4-Isoxazolecarboxamide, 5-amino-3-methyl-, 5-amino-3-methyl-isoxazole-4-carboxylic acid amide, 5-amino-4-carbamoyl-3-methylisoxazole, 5-AMINO-3-METHYL-4-ISOXAZOLECARBOXAMIDE

5-amino-3-methyl-1,2-oxazole-4-carboxamide (CAS 35261-06-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C4H5N3O2 and a molecular weight of 127.101 g/mol. It is also known as 5-amino-3-methyl-4-isoxazolecarboxamide, 4-Isoxazolecarboxamide, 5-amino-3-methyl- and 5-amino-3-methyl-isoxazole-4-carboxylic acid amide. Key properties include a melting point of 196-200ºC, a boiling point of 368.3±22.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 176.5±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
35261-06-4
Jingsj CID
J-1519005-1
Molecular Formula
C4H5N3O2
Chinese Name
5-氨基-3-甲基异恶唑-4-酰胺
Molecular Weight
127.101 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point196-200ºC
Boiling Point368.3±22.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point176.5±22.3 °C

Frequently Asked Questions

What is the CAS number of 5-amino-3-methyl-1,2-oxazole-4-carboxamide?

The CAS number of 5-amino-3-methyl-1,2-oxazole-4-carboxamide is 35261-06-4.

What are the molecular formula and molecular weight of 5-amino-3-methyl-1,2-oxazole-4-carboxamide?

5-amino-3-methyl-1,2-oxazole-4-carboxamide has molecular formula C4H5N3O2 and molecular weight 127.101 g/mol.

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

Last updated:

How to cite: Jingsj. "5-amino-3-methyl-1,2-oxazole-4-carboxamide (CAS 35261-06-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519005-1 (accessed 2026-10-24).

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