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5-amino-1H-pyrazole-4-carboxylic acid (Molecular Formula: C4H5N3O2)
Product Name: 5-amino-1H-pyrazole-4-carboxylic acid
CAS Registry Number: 41680-34-6
EINECS: 255-493-7  
Synonyms: 41680-34-6;5-amino-1H-pyrazole-4-carboxylic acid; 3-Amino-4-pyrazolecarboxylic acid; 3-Aminopyrazole-4-carboxylic acid;3-Amino-1H-pyrazole-4-carboxylic acid; 5-amino-1H-pyrazole-4-carboxylic acid;
Molecular Structure:
Molecular Formula: C4H5N3O2
Molecular Weight: 127.1014
Density:  1.677g/cm3
Boiling Point:  502.7°Cat760mmHg
Melting Point:  121-126 ºC
Flash Point:  257.8°C
Risk Codes:  R36/37/38
Safety Statements:  S26;S37/39
Hazard Symbols:  Xi: Irritant;
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