Global Patent Index - EP 1107950 A1

EP 1107950 A1 20010620 - METHOD FOR THE PRODUCTION OF SULFONYL HALOGENIDES

Title (en)

METHOD FOR THE PRODUCTION OF SULFONYL HALOGENIDES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON SULFONYLHALOGENIDEN

Title (fr)

PROCEDE DE PRODUCTION D'HALOGENURES DE SULFONYLE

Publication

EP 1107950 A1 20010620 (DE)

Application

EP 99939995 A 19990708

Priority

  • DE 19838516 A 19980825
  • EP 9904809 W 19990708

Abstract (en)

[origin: US6291710B1] A process for preparing compounds of the general formula (I)from compounds of the general formula (II)and sulfite salts with subsequent halogenation. The solvent which is used for halogenation is an organic solvent which is fully or partly miscible with water. The sulfonyl halides are useful for synthesizing bio active substances.

IPC 1-7

C07C 303/02; C07C 303/22; C07C 309/06; C07C 309/80

IPC 8 full level

C07B 61/00 (2006.01); C07C 303/02 (2006.01); C07C 303/22 (2006.01); C07C 309/80 (2006.01); C07C 309/06 (2006.01)

CPC (source: EP US)

C07C 303/22 (2013.01 - EP US); C07C 303/32 (2013.01 - EP US)

C-Set (source: EP US)

  1. C07C 303/32 + C07C 309/06
  2. C07C 303/22 + C07C 309/80

Citation (search report)

See references of WO 0010966A1

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)

US 6291710 B1 20010918; AR 020248 A1 20020502; AU 5410299 A 20000314; DE 19838516 A1 20000309; EP 1107950 A1 20010620; IL 140582 A0 20020210; JP 2002523394 A 20020730; WO 0010966 A1 20000302

DOCDB simple family (application)

US 38278199 A 19990825; AR P990104217 A 19990823; AU 5410299 A 19990708; DE 19838516 A 19980825; EP 9904809 W 19990708; EP 99939995 A 19990708; IL 14058299 A 19990708; JP 2000566240 A 19990708