Methyl 3-hydroxyisoxazole-5-carboxylate

3-羟基异恶唑-5-甲酸甲酯

Also known as: Methyl 3-hydroxy-5-isoxazolecarboxylate, Methyl 3-hydroxy-1,2-oxazole-5-carboxylate, 3-Hydroxyisoxazole-5-carboxylic acid methyl ester, Methyl 3-oxo-1,2-oxazole-5-carboxylate, 3-Oxoisoxazole-5-carboxylic acid methyl ester, 3-Hydroxy-5-isoxazolecarboxylic acid methyl ester, 2,3-Dihydro-3-oxo-5-isoxazolecarboxylic acid methyl ester

Methyl 3-hydroxyisoxazole-5-carboxylate (CAS 10068-07-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H5NO4 and a molecular weight of 143.098 g/mol. It is also known as Methyl 3-hydroxy-5-isoxazolecarboxylate, Methyl 3-hydroxy-1,2-oxazole-5-carboxylate and 3-Hydroxyisoxazole-5-carboxylic acid methyl ester. Key properties include a melting point of 160-163 °C(lit.), a boiling point of 332.9±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 155.1±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10068-07-2
Jingsj CID
J-8675-6
Molecular Formula
C5H5NO4
Chinese Name
3-羟基异恶唑-5-甲酸甲酯
Molecular Weight
143.098 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160-163 °C(lit.)
Boiling Point332.9±22.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point155.1±22.3 °C

Frequently Asked Questions

What is the CAS number of Methyl 3-hydroxyisoxazole-5-carboxylate?

The CAS number of Methyl 3-hydroxyisoxazole-5-carboxylate is 10068-07-2.

What are the molecular formula and molecular weight of Methyl 3-hydroxyisoxazole-5-carboxylate?

Methyl 3-hydroxyisoxazole-5-carboxylate has molecular formula C5H5NO4 and molecular weight 143.098 g/mol.

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

Last updated:

How to cite: Jingsj. "Methyl 3-hydroxyisoxazole-5-carboxylate (CAS 10068-07-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8675-6 (accessed 2026-10-23).

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