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ChemicalBook CAS DataBase List 9H-Xanthen-9-one, 2-amino-

9H-Xanthen-9-one, 2-amino- synthesis

8synthesis methods
-

Yield:20061-68-1 67%

Reaction Conditions:

Stage #1: 2-nitro-9H-xanthen-9-onewith glacial acetic acid at 80;Inert atmosphere;
Stage #2: with hydrogenchloride;stannous chloride at 80; for 0.5 h;

References:

Weidlich, Frauke;Esumi, Naoto;Chen, Dongyang;Mück-Lichtenfeld, Christian;Zysman-Colman, Eli;Studer, Armido [Advanced Synthesis and Catalysis,2020,vol. 362,# 2,p. 376 - 383] Location in patent:supporting information