932-22-9

Name 4,5-Dichloro-3(2H)-pyridazinone
CAS 932-22-9
Molecular Formula C4H2Cl2N2O
MDL Number MFCD00051504
Molecular Weight 164.98
MOL File 932-22-9.mol
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Chemical Properties

Appearance Beige Crystalline Solid
Melting point  204-206 °C(lit.)
density  1.76±0.1 g/cm3(Predicted)
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  DMSO (Slightly), Methanol (Slightly)
form  Crystalline Powder
pka 8.39±0.60(Predicted)
color  White to yellow
Usage A new labelled substituted pyridazinone with tuberculostatic action
BRN  120959
InChI InChI=1S/C4H2Cl2N2O/c5-2-1-7-8-4(9)3(2)6/h1H,(H,8,9)
InChIKey VJWXIRQLLGYIDI-UHFFFAOYSA-N
SMILES C1(=O)NN=CC(Cl)=C1Cl
CAS DataBase Reference 932-22-9(CAS DataBase Reference)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
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
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 .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
RTECS  UR6182000
HazardClass  IRRITANT
HS Code  29349990

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