4-Methylisoxazole-5-carboxylic acid

Modify Date: 2025-08-25 17:10:32

4-Methylisoxazole-5-carboxylic acid Structure
4-Methylisoxazole-5-carboxylic acid structure
Common Name 4-Methylisoxazole-5-carboxylic acid
CAS Number 261350-46-3 Molecular Weight 127.09800
Density 1.348 Boiling Point 310ºC
Molecular Formula C5H5NO3 Melting Point N/A
MSDS N/A Flash Point 141ºC

 Names

Name 4-methyl-1,2-oxazole-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.348
Boiling Point 310ºC
Molecular Formula C5H5NO3
Molecular Weight 127.09800
Flash Point 141ºC
Exact Mass 127.02700
PSA 63.33000
LogP 0.68120
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.514

 Safety Information

HS Code 2934999090

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

5-Carboxy-4-methylisoxazole
4-Methylisoxazole-5-carboxylic acid
ZLD0344
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