1,4-Diamino-2,3-dihydroanthraquinone
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.
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Preferred IUPAC name
1,4-Diamino-2,3-dihydroanthracene-9,10-dione | |
Other names
Solvent violet 47 | |
Identifiers | |
3D model (JSmol) |
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ChEMBL | |
ChemSpider | |
ECHA InfoCard | 100.001.244 |
EC Number |
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PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C14H12N2O2 | |
Molar mass | 240.262 g·mol−1 |
Appearance | Dark greenish to brownish powder |
Density | 1.4 g/cm3 |
Melting point | 248 to 252 °C (478 to 486 °F; 521 to 525 K) |
Boiling point | 375.1 °C (707.2 °F; 648.2 K) |
Soluble in hot nitrobenzene | |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards |
Mutagenic; emits NOx vapors when heated to decomposition. |
GHS labelling: | |
Warning | |
H302, H317 | |
P261, P264, P270, P272, P280, P301+P312, P302+P352, P321, P330, P333+P313, P363, P501 | |
Flash point | 180.7 °C (357.3 °F; 453.8 K) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references |
Synthesis
1,4-Diaminoanthraquinone is reacted with sodium dithionite to produce 1,4-diamino-2,3-dihydroanthraquinone.[1]
References
- Heyer, Thomas; Hans-Joachim Niclas, Stephan Dietzel (2010)
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