isoxazole-5-carboxylic acid

Names

[ Name ]:
isoxazole-5-carboxylic acid

[Synonym ]:
isoxazole-5-carboxylic acid
isoxazol-5-carboxylic acid
F2158-0308
5-Carboxy-1,2-oxazole
MFCD00156151
5-isoxazolylcarboxylic acid
Isoxazol-5-carbonsaeure
1,2-Oxazole-5-carboxylic acid
5-Carboxyisoxazole
5-Isoxazolecarboxylic acid

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
321.2±15.0 °C at 760 mmHg

[ Melting Point ]:
144-148 °C(lit.)

[ Molecular Formula ]:
C₄H₃NO₃

[ Molecular Weight ]:
113.072

[ Flash Point ]:
148.1±20.4 °C

[ Exact Mass ]:
113.011292

[ PSA ]:
63.33000

[ LogP ]:
-0.44

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.517

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25-S25-S24

[ WGK Germany ]:
3

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail 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%