41680-34-6

Name 3-Aminopyrazole-4-carboxylic acid
CAS 41680-34-6
EINECS(EC#) 255-493-7
Molecular Formula C4H5N3O2
MDL Number MFCD00005239
Molecular Weight 127.1
MOL File 41680-34-6.mol
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Chemical Properties

Appearance Almost white to beige crystalline powder
Melting point  135 °C (dec.) (lit.)
Boiling point  235.85°C (rough estimate)
density  1.4748 (rough estimate)
refractive index  1.5000 (estimate)
storage temp.  Refrigerator (+4°C)
form  powder
pka 15.28±0.50(Predicted)
color  White
Detection Methods HPLC
InChI InChI=1S/C4H5N3O2/c5-3-2(4(8)9)1-6-7-3/h1H,(H,8,9)(H3,5,6,7)
InChIKey KMRVTZLKQPFHFS-UHFFFAOYSA-N
SMILES N1C=C(C(O)=O)C(N)=N1
CAS DataBase Reference 41680-34-6(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
RTECS  UQ6390000
HS Code  29339900
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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