Diphenyl derivatives

Abstract

Abstract THE INVENTION DEALS WITH NEW DIPHENYL DERIVATIVES OF THE FORMULA 4,4''-BIS((4-A1''-PHENYL)-CH=CH-)-DIPHENYL WHEREIN A, REPRESENTS A RADICAL WHEREIN R4 DENOTES HYDROGEN, METHOXY, AN ALKYL GROUP CONTAINING 1 TO 12 CARBON ATOMS, A PHENYLALKYL GROUP WITH 1 TO 8 CARBON ATOMS IN THE ALKYL PART, A PHENYL GROUP OR CHLORINE, R5 DENOTES HYDROGEN OR AN ALKYL GROUP CONTAINING 1 TO 4 CARBON ATOMS, R6 DENOTES HYDROGEN, CHLORINE OR AN ALKOXY GROUP CONTAINING 1 TO 8 CARBON ATOMS, AN ALKYL GROUP CONAINING 2 TO 4 CARBON ATOMS OR A PHENYL GROUP, R7 DENOTES HYDROGEN, CHLORINE OR AN ALKYL GROUP CONTAINING 2 TO 4 CARBON ATOMS AND R8 DENOTES HYDROGEN OR PHENYL, AND N REPRESENTS AN INTERGER FROM 1 TO 2. THE SAID COMPOUNDS ARE VALUABLE FLUORESCENT WHITENING AGENTS. THEY ARE PREPARED BY MEANS OF THE ANILESYTHESIS. R4,(R5)N-BENZOXAZOL-2-YL, R4,(R5)N-BENZOFURAN-2-YL, 2-(R6,R7-PHENYL)-1,3,4-OXADIAZOL-5-YL, 7-(R6,R7-PHENYL)- 2,7-DIHYDROBENZO(1,2-D:3,4-D'')BISTRIAZOL-2-YL, 2H-BENZOTRIAZOLYL, 2H-NAPHTHO(1,2-D)TRIAZOLYL 4-R8,5-PHENYL-2H-1,2,3-TRIAZOLYL

Inventors

• 👤 A Siegrist

Bibliographic Details