6126-22-3

Name 3-Amino-5-hydroxypyrazole
CAS 6126-22-3
EINECS(EC#) 228-095-6
Molecular Formula C3H5N3O
MDL Number MFCD00022384
Molecular Weight 99.09
MOL File 6126-22-3.mol
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Chemical Properties

Appearance yellow-beige to beige-brown crystalline powder
Melting point  214 °C (dec.) (lit.)
Boiling point  185.55°C (rough estimate)
density  1.3131 (rough estimate)
refractive index  1.4500 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  DMSO (Slightly, Heated), Methanol (Slightly, Heated)
form  Crystalline Powder
pka 12.37±0.40(Predicted)
color  Yellow-beige to beige-brown
BRN  507793
InChI InChI=1S/C3H5N3O/c4-2-1-3(7)6-5-2/h1H2,(H2,4,5)(H,6,7)
InChIKey QZBGOTVBHYKUDS-UHFFFAOYSA-N
SMILES N1=C(N)CC(=O)N1
CAS DataBase Reference 6126-22-3(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
HS Code  29331990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

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