3737-76-6O=C1c2ccccc2C(=O)c2c1ccc1c(=O)c3c(ccc4ccccc43)[nH]c21UYDYTUHDRBBLFB-UHFFFAOYSA-N3737-76-6DTXSID0063155Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Preparation(a) 1-Chloro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid in the presence of copper with Naphthalen-2-aminecondensation, cyclization, (b) 1-(2-naphthyl amino)-anthraquinone-2-carbonyl chloridein 1,2,4 – Trichlorobenzene in heating; (C) 1-Nitro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid and Naphthalen-2-amineand arsenic trichloride in 1, 2 – Dichlorobenzene in heating; (d) 2-Aminonaphthalene-1-sulfonic acid and 1-Chloro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acidcondensation, heating (200 ~ 210 ℃) cyclization, and at the same time, remove sulfonic group.
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