Global Patent Index - EP 0693056 A1

EP 0693056 A1 19960124 - PROCESS FOR THE PREPARATION OF ARYL- AND HETEROARYLSULPHURPENTAFLUORIDES

Title (en)

PROCESS FOR THE PREPARATION OF ARYL- AND HETEROARYLSULPHURPENTAFLUORIDES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON ARYL-UND HETEROARYLSCHWEFELPENTAFLUORIDEN

Title (fr)

PROCEDE DE PREPARATION D'ARYL- OU HETEROARYLSULFOPENTAFLUORURES

Publication

EP 0693056 A1 19960124 (EN)

Application

EP 94912026 A 19940407

Priority

  • GB 9400740 W 19940407
  • GB 9307245 A 19930407

Abstract (en)

[origin: WO9422817A1] A process for the preparation of arylsulphurpentafluorides and heteroarylsulphurpentafluorides comprises reacting an aryldisulphide or heteroaryldisulphide with silver difluoride under anhydrous conditions at a temperature of at least 100 DEG C and in the presence of a non-aqueous solvent whose boiling point is at or above the reaction temperature, said solvent being substantially stable under the reaction conditions.

IPC 1-7

C07C 381/00; C07D 213/71

IPC 8 full level

C07C 381/00 (2006.01); C07D 213/71 (2006.01)

CPC (source: EP)

C07C 381/00 (2013.01); C07D 213/71 (2013.01)

Citation (search report)

See references of WO 9422817A1

Designated contracting state (EPC)

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

DOCDB simple family (publication)

WO 9422817 A1 19941013; AU 6434394 A 19941024; EP 0693056 A1 19960124; GB 9307245 D0 19930602; JP H08508476 A 19960910

DOCDB simple family (application)

GB 9400740 W 19940407; AU 6434394 A 19940407; EP 94912026 A 19940407; GB 9307245 A 19930407; JP 52188094 A 19940407