3-Isoxazolecarboxylic acid, methyl ester (8CI,9CI)

Modify Date: 2025-09-21 15:19:41

3-Isoxazolecarboxylic acid, methyl ester (8CI,9CI) Structure
3-Isoxazolecarboxylic acid, methyl ester (8CI,9CI) structure
Common Name 3-Isoxazolecarboxylic acid, methyl ester (8CI,9CI)
CAS Number 25742-68-1 Molecular Weight 127.09800
Density 1.229 g/cm3 Boiling Point 203.9ºC at 760 mmHg
Molecular Formula C5H5NO3 Melting Point N/A
MSDS N/A Flash Point 77.1ºC

 Names

Name 3-Isoxazolecarboxylic acid, methyl ester
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.229 g/cm3
Boiling Point 203.9ºC at 760 mmHg
Molecular Formula C5H5NO3
Molecular Weight 127.09800
Flash Point 77.1ºC
Exact Mass 127.02700
PSA 52.33000
LogP 0.46120
InChIKey BELORUTWNZRKML-UHFFFAOYSA-N
SMILES COC(=O)c1ccon1

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

~%

3-Isoxazolecarboxylic acid, methyl ester (8CI,9CI) Structure

3-Isoxazolecarb...

CAS#:25742-68-1

Literature: Du Pont de Nemours and Co. Patent: US2855402 , 1956 ;

 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

3-Isoxazolecarboxylic acid,methyl ester (8CI,9CI)
Isoxazol-3-carbonsaeuremethylester
isoxazole-3-carboxylic acid methyl ester
3-Carbmethoxyisoxazol
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