3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid
Names
[ CAS No. ]:
13626-60-3
[ Name ]:
3-Oxo-2,3-dihydro-1,2-oxazole-5-carboxylic acid
[Synonym ]:
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
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
Precursor & DownStream
Precursor
DownStream
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%