3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid

Modify Date: 2024-01-10 20:48:00

3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid Structure
3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid structure
Common Name 3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid
CAS Number 13626-60-3 Molecular Weight 129.071
Density 1.7±0.1 g/cm3 Boiling Point 462.7±30.0 °C at 760 mmHg
Molecular Formula C4H3NO4 Melting Point 265°C
MSDS N/A Flash Point 233.6±24.6 °C

 Names

Name 3-Hydroxyisoxazole-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 462.7±30.0 °C at 760 mmHg
Melting Point 265°C
Molecular Formula C4H3NO4
Molecular Weight 129.071
Flash Point 233.6±24.6 °C
Exact Mass 129.006210
PSA 83.56000
LogP 0.02
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.581
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi: Irritant;
HS Code 2934999090

 Synthetic Route

~%

3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid Structure

3-Oxo-2,3-dihyd...

CAS#:13626-60-3

Literature: WO2010/136474 A2, ; Page/Page column 180 ;

 Precursor & DownStream

Precursor  1

DownStream  1

 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-oxo-1,2-oxazole-5-carboxylic acid
5-Isoxazolecarboxylic acid, 2,3-dihydro-3-oxo-
3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid