1,1 '- binaphthyl - 4,4', 5,5 ', 8,8' - hexakarbonsaeurederivate, processes for their preparation and their use for the synthesis of an asymmetrical 3,4,9,10 - perylentetrakarbonsaeurederivate as well as for dyeing and printing of textile materials

摘要

P the invention relates to derivatives of the acid 1, 1 - binaphthyl - 4, 4, 5, 5, 8, 8 - hexacarboxylic of formula: & br / (see appended drawing in bopi) & br / in which r is the 1996, a halogen or an alkyl, when x is the oxygen, y is the 1996, an alkyl, a suitable - alkyl or aryl containing at least one substituent halogen, alkyl, alkoxy, when x is the nitrogen is r or r / p