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4,5-dichloro-3,6-dihydroxy-phthalonitrile

4,5-dichloro-3,6-dihydroxy-phthalonitrile ??? ???
?? ??:
4640-41-9
???:
4,5-dichloro-3,6-dihydroxy-phthalonitrile
???(??):
Finasteride GT;Finasteride Impurity 8;Brexpiprazole Impurity 54;2,3-dichloro-5,6-dicyanohydroquinone;dichloro-3,6-dihydroxybenzene-1,2-dicarbonitrile;4,5-Dichloro-3,6-dihydroxyphthalonitrile 4640-41-9;1,2-Benzenedicarbonitrile, 4,5-dichloro-3,6-dihydroxy-;4,5-dichloro-3,6-dihydroxyphthalonitrile? (Brexpiprazole Impurity)
CBNumber:
CB83221633
???:
C8H2Cl2N2O2
??? ??:
229.02
MOL ??:
4640-41-9.mol

4,5-dichloro-3,6-dihydroxy-phthalonitrile ??

???
265 °C (decomp)(Solv: water (7732-18-5); ethanol (64-17-5))
?? ?
365.8±42.0 °C(Predicted)
??
1.80±0.1 g/cm3(Predicted)
?? ?? (pKa)
3.79±0.33(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

4,5-dichloro-3,6-dihydroxy-phthalonitrile C??? ??, ??, ??

4,5-dichloro-3,6-dihydroxy-phthalonitrile ?? ?? ? ???

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4,5-dichloro-3,6-dihydroxy-phthalonitrile ?? ??

???( 44)?? ??
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4,5-dichloro-3,6-dihydroxy-phthalonitrile ?? ??:

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