Density 1.4 g/cm³ | ||
 | ||
Appearance Dark greenish to brownish powder | ||
1,4-Diamino-2,3-dihydroanthraquinone is an anthraquinone dye used with Disperse Red 9 in colored smoke to introduce a violet color. It is also used in dyes and marine flares.
Synthesis
1,4-Diaminoanthraquinone is reacted with sodium dithionite to produce 1,4-diamino-2,3-dihydroanthraquinone.
References
1,4-Diamino-2,3-dihydroanthraquinone Wikipedia(Text) CC BY-SA