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128-81-4

128-81-4 Structure

128-81-4 Structure
IdentificationBack Directory
[Name]

4,11-diamino-1H-naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone
[CAS]

128-81-4
[Synonyms]

4,7-Diamino-5,6-phthaloylisoindoline-1,3-dione
4,11-Diamino-2H-naphth[2,3-f]isoindole-1,3,5,10-tetrone
4,11-diamino-1H-naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone
1H-Naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone,4,11-diaMino-
1,4-Diamino-9,10-dihydro-9,10-dioxoanthracene-2,3-dicarbimide
4,11-diaMino-1h-naphtho[2,3-f]isoindole-1,3,5,10(2h)-tetrone-
4,11-diaMino-1H-naphtho[2,3-f]isoindole-1,3,5,10(2H)-tetraone
[EINECS(EC#)]

204-910-0
[Molecular Formula]

C16H9N3O4
[MDL Number]

MFCD00036043
[MOL File]

128-81-4.mol
[Molecular Weight]

307.26
Chemical PropertiesBack Directory
[Melting point ]

>300 °C
[density ]

1.690±0.06 g/cm3(Predicted)
[pka]

8.27±0.20(Predicted)
[EPA Substance Registry System]

1H-Naphth[2,3-f]isoindole-1,3,5,10(2H)-tetrone, 4,11-diamino- (128-81-4)
Hazard InformationBack Directory
[Uses]

1,4,-Diaminoanthraquinone-2,3-dicarboxyimide is the intermediate for CI Disperse Blue 60.
[Synthesis]

1,4-Diaminoanthraquinone-2,3-dicarbonyl imide is prepared from the corresponding dinitrile or from 1,4-diaminoanthraquinone-2- carboxamide and NaCN in dimethylformamide with aeration .
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