EP 0970045 A1 20000112 - PREPARATION OF 4-CYANO-4'-HYDROXY BIPHENYL
Title (en)
PREPARATION OF 4-CYANO-4'-HYDROXY BIPHENYL
Title (de)
HERSTELLUNG VON 4-CYANO-4'-HYDROXYBIPHENYL
Title (fr)
PREPARATION DU 4-CYANO-4'-HYDROXY BIPHENYLE
Publication
Application
Priority
- FR 9800290 W 19980216
- FR 9701862 A 19970218
Abstract (en)
[origin: FR2759697A1] The invention concerns a method for preparing 4-cyano-4'-hydroxy biphenyl, said method consisting in the following steps: protecting the hydroxy group of 4-phenyl-phenol, acylation of the protected 4-phenyl-phenol group, transforming the resulting ketone into an acid, amidation of the resulting acid, dehydrating the resulting amide and deprotecting the hydroxy group.
IPC 1-7
IPC 8 full level
C07C 253/20 (2006.01); C07C 255/53 (2006.01)
CPC (source: EP KR US)
C07C 253/20 (2013.01 - EP US); C07C 255/53 (2013.01 - KR)
C-Set (source: EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
FR 2759697 A1 19980821; FR 2759697 B1 19990416; AU 6404598 A 19980909; CA 2280954 A1 19980827; CN 1248241 A 20000322; EP 0970045 A1 20000112; JP 2001511817 A 20010814; KR 20000071139 A 20001125; NO 993951 D0 19990817; NO 993951 L 19990817; NZ 337647 A 20000228; US 6160157 A 20001212; WO 9837060 A1 19980827
DOCDB simple family (application)
FR 9701862 A 19970218; AU 6404598 A 19980216; CA 2280954 A 19980216; CN 98802661 A 19980216; EP 98909542 A 19980216; FR 9800290 W 19980216; JP 53631498 A 19980216; KR 19997007428 A 19990817; NO 993951 A 19990817; NZ 33764798 A 19980216; US 35591099 A 19990805