Methyl 5-aminoisoxazole-4-carboxylate

5-氨基异噁唑-4-甲酸甲酯

Also known as: 4-Isoxazolecarboxylic acid, 5-amino-, methyl ester, 4-Isoxazolecarboxylicacid,5-amino-,methylester(9CI), Methyl 5-amino-1,2-oxazole-4-carboxylate, Methyl 5-aminoisoxazole-4-carboxylate AldrichCPR, methyl 5-aminoisoxazole-4-carboxylate(SALTDATA: 0.09HCl)

Methyl 5-aminoisoxazole-4-carboxylate (CAS 145798-74-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H6N2O3 and a molecular weight of 142.11300 g/mol. It is also known as 4-Isoxazolecarboxylic acid, 5-amino-, methyl ester, 4-Isoxazolecarboxylicacid,5-amino-,methylester(9CI) and Methyl 5-amino-1,2-oxazole-4-carboxylate. Key properties include a boiling point of 279.5ºC at 760 mmHg, a density of 1.345g/cm3 and a flash point of 122.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
145798-74-9
Jingsj CID
J-32028-5
Molecular Formula
C5H6N2O3
Chinese Name
5-氨基异噁唑-4-甲酸甲酯
Molecular Weight
142.11300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point279.5ºC at 760 mmHg
Density1.345g/cm3
Flash Point122.9ºC

Frequently Asked Questions

What is the CAS number of Methyl 5-aminoisoxazole-4-carboxylate?

The CAS number of Methyl 5-aminoisoxazole-4-carboxylate is 145798-74-9.

What are the molecular formula and molecular weight of Methyl 5-aminoisoxazole-4-carboxylate?

Methyl 5-aminoisoxazole-4-carboxylate has molecular formula C5H6N2O3 and molecular weight 142.11300 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 5-aminoisoxazole-4-carboxylate (CAS 145798-74-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32028-5 (accessed 2026-10-23).

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