3,5-PYRAZOLEDICARBOXYLIC ACID

About This Item

Molecular Formula	C₅H₄N₂O₄
CAS Number	3112-31-0

FC-0004703

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Properties

Chemical Identifiers

IUPAC Name	1H-pyrazole-3,5-dicarboxylic acid
SMILES	C1=C(NN=C1C(=O)O)C(=O)O
InChI Key	YDMVPJZBYSWOOP-UHFFFAOYSA-L
InChI	InChI=1S/C5H4N2O4/c8-4(9)2-1-3(5(10)11)7-6-2/h1H,(H,6,7)(H,8,9)(H,10,11)/p-2

Physical Properties

Boiling Point	614.4±40.0 °C at 760 mmHg
Melting Point	292-295 °C (dec.)(lit.)
Flash Point	325.4±27.3 °C
Density	1.8±0.1 g/cm3

Safety Information

Hazard Class

Warning

Flash Point

325.4±27.3 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.