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4640-41-9

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4640-41-9 Structure

4640-41-9 Structure
IdentificationBack Directory
[Name]

4,5-dichloro-3,6-dihydroxy-phthalonitrile
[CAS]

4640-41-9
[Synonyms]

Finasteride GT
Finasteride Impurity 8
Brexpiprazole Impurity 54
2,3-dichloro-5,6-dicyanohydroquinone
dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile
1,2-Benzenedicarbonitrile, 4,5-dichloro-3,6-dihydroxy-
[Molecular Formula]

C8H2Cl2N2O2
[MDL Number]

MFCD08445593
[MOL File]

4640-41-9.mol
[Molecular Weight]

229.02
Chemical PropertiesBack Directory
[Melting point ]

265 °C (decomp)(Solv: water (7732-18-5); ethanol (64-17-5))
[Boiling point ]

365.8±42.0 °C(Predicted)
[density ]

1.80±0.1 g/cm3(Predicted)
[pka]

3.79±0.33(Predicted)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
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