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ChemicalBook--->CAS DataBase List--->128-91-6

128-91-6

128-91-6 Structure

128-91-6 Structure
IdentificationMore
[Name]

1,5-DIHYDROXY-4,8-DINITROANTHRAQUINONE
[CAS]

128-91-6
[Synonyms]

1,5-DIHYDROXY-4,8-DINITROANTHRAQUINONE
1,5-dihydroxy-4,8-dinitro-10-anthracenedione
1,5-dihydroxy-4,8-dinitroanthracene-9,10-dione
1,5-Dihydroxy-4,8-dinitroanthrachinon
4,8-Dinitroanthrarufin
1,5-DIHYDROXY-4,8-DINITRO ANTHRAQUINONE 97% MIN
1,5(1,8)-DIHYDROXY-4,8(4,5)-DINITRO ANTHRAQUINONE (MIX) 97% MIN
1,5-Dihydroxy-4,8-dinitro-9,10-anthracenedione
[EINECS(EC#)]

204-918-4
[Molecular Formula]

C14H6N2O8
[MDL Number]

MFCD00035827
[Molecular Weight]

330.21
[MOL File]

128-91-6.mol
Chemical PropertiesBack Directory
[Melting point ]

360-362 °C
[Boiling point ]

669.4±55.0 °C(Predicted)
[density ]

1.838±0.06 g/cm3(Predicted)
[pka]

3.39±0.20(Predicted)
[CAS DataBase Reference]

128-91-6(CAS DataBase Reference)
[EPA Substance Registry System]

9,10-Anthracenedione, 1,5-dihydroxy-4,8-dinitro- (128-91-6)
Safety DataBack Directory
[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 .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
Hazard InformationBack Directory
[Uses]

1,5-Dihydroxy-4, 8-dinitroanthraquinone is an important dye precursor for CI Disperse Blue 56, hydrolysis with aqueous alkali. 1,5-Dinitro-4,8-dihydroxyanthraquinone is also prepared from dimethoxyanthraquinone. High purity of 1,5-dimethoxyanthraquinone is required for manufacturing disperse blue dyes.
[Synthesis]

1,5-Dihydroxy-4,8-dinitroanthraquinone is prepared from 1,5-diphenoxyanthraquinone by nitration followed by alkaline hydrolysis .
Spectrum DetailBack Directory
[Spectrum Detail]

1,5-DIHYDROXY-4,8-DINITROANTHRAQUINONE(128-91-6)MS
1,5-DIHYDROXY-4,8-DINITROANTHRAQUINONE(128-91-6)IR1
1,5-DIHYDROXY-4,8-DINITROANTHRAQUINONE(128-91-6)IR2
Well-known Reagent Company Product InformationBack Directory
[TCI AMERICA]

1,5-Dihydroxy-4,8-dinitroanthraquinone,>96.0%(T)(128-91-6)
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