1,4-Diamino-2,3-dihydroanthraquinone

changed 417209556 14Diamino23dihydroanthraquinone.svg 1,4-Diamino-2,3-dihydroanthracene-9,10-dione Solvent violet 47 correct ?? 81-63-0 201-367-1 5354979 U46FO9XL97 3392069 correct chemspider 4511053 O=C2c1ccccc1C(=O)C=3C2=C(N)CCC=3N correct chemspider 1S/C14H12N2O2/c15-9-5-6-10(16)12-11(9)13(17)7-3-1-2-4-8(7)14(12)18/h1-4H,5-6,15-16H2 correct chemspider SSGALQHXKMAJTL-UHFFFAOYSA-N 14 12 2 2 Dark greenish to brownish powder 1.4 g/cm3 248 to 252 375.1 Soluble in hot nitrobenzene Mutagenic; emits NOx vapors when heated to decomposition. 180.7 07 Warning 302 317 261 264 270 272 280 301+312 302+352 321 330 333+313 363 501 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.Heyer Thomas Niclas Hans-Joachim Dietzel Stephan NMR-Untersuchungen zur Tautomerie bei Dihydroanthracendionen NMR studies on tautomerism in dihydroanthracenediones https://onlinelibrary.wiley.com/doi/10.1002/zfch.19890290408 Zeitschrift für Chemie 1989 29 4 139–140 10.1002/zfch.19890290408 11 May 2024 subscription References Category:Anthraquinone dyes Category:Aromatic amines