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4,5-dichloro-2-phenylpyridazin-3-one (Molecular Formula: C10H6Cl2N2O)
Product Name: 4,5-dichloro-2-phenylpyridazin-3-one
CAS Registry Number: 1698-53-9
EINECS: 216-917-6  
Synonyms: 4,5-dichloro-2-phenylpyridazin-3(2H)-one; 1-Phenyl-4,5-dichloro-6-pyridazone;1698-53-9; 4,5-Dichloro-2-phenylpyridazin-3-one;4,5-dichloro-2-phenylpyridazin-3-one;
Molecular Structure:
Molecular Formula: C10H6Cl2N2O
Molecular Weight: 241.07344
Density:  1.55g/cm3
Boiling Point:  354.7°Cat760mmHg
Melting Point:  164-166 °C(lit.)
Flash Point:  168.3°C
Refractive index:  1.661
Risk Codes:  36/37/38
Safety Statements:  Moderately toxic by ingestion. A severe eye irritant. When heated to decomposition it emits very toxic fumes of Cl− and NOx.
Hazard Symbols:  Xi: Irritant;
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