4,5-Dichloro-3(2H)-pyridazinone

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CAS NO.: 932-22-9 Catalog: PYR0218
Formula: C4H2Cl2N2O Purity: 97.00% +
Molecular Weight: 164.97 Pubchem CID: 73247
InChI Key: VJWXIRQLLGYIDI-UHFFFAOYSA-N
Canonical SMILES: C1=NNC(=O)C(=C1Cl)Cl
Storage: Store in a cool, dry and well-ventilated area away from incompatible substances.
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Properties Information

Melting point:
204-206 °C(lit.)
Density 
1.76±0.1 g/cm3(Predicted)
form 
Crystalline Powder
pka
8.39±0.60(Predicted)
color 
White to yellow
BRN 
120959
InChIKey
VJWXIRQLLGYIDI-UHFFFAOYSA-N

Safety Information

Symbol(GHS) 

GHS07
Signal word 
Warning
Hazard statements 
H315-H319-H302-H335
Precautionary statements 
P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes 
Xi,Xn
Risk Statements 
36/37/38-22
Safety Statements 
26-36-37/39
WGK Germany 
3
RTECS 
UR6182000
Hazard Class 
IRRITANT
HS Code 
29349990