SYNTHESIS OF OXY-5-NITROPHENYL)DI[1-(2-HYDROXYNAPHTHYL)]METHANE AND YDROXYNAPHTHYL)]-10-NITRO-12H-BENZO[ALPHA]XANTHENE FROM 5-NITROSALICYLALDEHYDE DERIVATIVES AND BETA-NAPHTHOL
Ly. Ukhin et Ov. Shishkin, SYNTHESIS OF OXY-5-NITROPHENYL)DI[1-(2-HYDROXYNAPHTHYL)]METHANE AND YDROXYNAPHTHYL)]-10-NITRO-12H-BENZO[ALPHA]XANTHENE FROM 5-NITROSALICYLALDEHYDE DERIVATIVES AND BETA-NAPHTHOL, Russian chemical bulletin, 46(7), 1997, pp. 1281-1284
The reaction of the morpholinal or anil of 5-nitrosalicylaldehyde with
beta-naphthol yielded xy-5-nitrophenyl)di[1-(2-hydroxynaphthyl)]metha
ne. Condensation of the latter compound in boiling nitromethane gave 2
-hydroxynaphthyl)]-10-nitro-12H-benzo[a]xanthene.