1H-PYRAZOLE-3,4-DICARBOXYLIC ACID

Names

[ CAS No. ]:
31962-35-3

[ Name ]:
1H-PYRAZOLE-3,4-DICARBOXYLIC ACID

[Synonym ]:
4,5-Pyrazoldicarbonsaeure
CARBOXYPYRAZOLIC ACID
Pyrazole-4,5-dicarboxylic acid
Pyrazol-3,4-dicarbonsaeure
1(2)H-pyrazole-3,4-dicarboxylic acid
1H-pyrazole-3,4-dicarboxylic acid

Chemical & Physical Properties

[ Density]:
1.814g/cm3

[ Boiling Point ]:
558.1ºC at 760 mmHg

[ Molecular Formula ]:
C₅H₄N₂O₄

[ Molecular Weight ]:
156.09600

[ Flash Point ]:
291.3ºC

[ Exact Mass ]:
156.01700

[ PSA ]:
103.28000

[ Index of Refraction ]:
1.683

Safety Information

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2933199090

[ Summary ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%