Global Patent Index - EP 1165466 A1

EP 1165466 A1 20020102 - HALOGENATION OF PROTECTED PHENOLS IN META POSITION

Title (en)

HALOGENATION OF PROTECTED PHENOLS IN META POSITION

Title (de)

HALOGENIERUNG IN DER META-STELLUNG VON GESCHÜTZTEN PHENOLEN

Title (fr)

HALOGENATION EN POSITION META DE PHENOLS PROTEGES

Publication

EP 1165466 A1 20020102 (FR)

Application

EP 00915292 A 20000405

Priority

  • FR 0000851 W 20000405
  • FR 9904399 A 19990408

Abstract (en)

[origin: WO0061523A1] The invention concerns a halogenation in position meta of a phenol function. Said halogenation comprises a step which consists in halogenating an aromatic derivative of a medium or advantageously strong acid, the aromatic radical being a phenyl substituted in ortho and in para by functions attracting electrons by inductive effect. The invention is applicable to organic synthesis.

IPC 1-7

C07B 39/00

IPC 8 full level

C07C 67/287 (2006.01); C07B 39/00 (2006.01); C07C 69/017 (2006.01); C07C 69/65 (2006.01); C07C 303/30 (2006.01); C07C 309/66 (2006.01); C07F 9/12 (2006.01)

CPC (source: EP US)

C07B 39/00 (2013.01 - EP US); C07C 69/017 (2013.01 - EP US); C07C 303/30 (2013.01 - EP US); C07F 9/12 (2013.01 - EP US)

C-Set (source: EP US)

C07C 303/30 + C07C 309/66

Citation (search report)

See references of WO 0061523A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 0061523 A1 20001019; AU 3665600 A 20001114; CA 2369395 A1 20001019; CN 1205151 C 20050608; CN 1348433 A 20020508; EP 1165466 A1 20020102; FR 2791977 A1 20001013; FR 2791977 B1 20030411; JP 2004500323 A 20040108; US 6576782 B1 20030610

DOCDB simple family (application)

FR 0000851 W 20000405; AU 3665600 A 20000405; CA 2369395 A 20000405; CN 00806669 A 20000405; EP 00915292 A 20000405; FR 9904399 A 19990408; JP 2000610801 A 20000405; US 95818801 A 20011004