EP 0850211 A1 19980701 - PROCESS FOR THE PREPARATION OF 4-BROMO-1,1-DIFLUOROBUT-1-ENE AND 2,4-DIBROMO-1,1,1-TRIFLUOROBUTANE
Title (en)
PROCESS FOR THE PREPARATION OF 4-BROMO-1,1-DIFLUOROBUT-1-ENE AND 2,4-DIBROMO-1,1,1-TRIFLUOROBUTANE
Title (de)
VERFAHREN ZUR HERSTELLUNG VON 4-BROM-1,1-DIFLUORBUT-1-EN UND 4,4-DIBROM-1,1,1-TRIFLUORBUTAN
Title (fr)
PROCEDE DE PRODUCTION DE 4-BROMO-1,1-DIFLUOROBUT-1-ENE ET DE 2,4-DIBROMO-1,1,1-TRIFLUOROBUTANE
Publication
Application
Priority
- GB 9518111 A 19950906
- GB 9602072 W 19960823
Abstract (en)
[origin: WO9709292A1] A process for the preparation of 4-bromo-1,1-difluorobut-1-ene comprising the step of reacting 2,4-dibromo-1,1,1-trifluorobutane with a defluorobrominating agent in a liquid reaction mass and recovering the desired product therefrom. The product is useful as an intermediate for pesticidal compounds.
IPC 1-7
IPC 8 full level
C07C 17/093 (2006.01); C07C 17/23 (2006.01); C07C 19/14 (2006.01); C07C 21/18 (2006.01); C07C 29/143 (2006.01); C07C 29/147 (2006.01); C07C 303/28 (2006.01); C07C 309/73 (2006.01)
CPC (source: EP KR)
C07C 17/093 (2013.01 - EP KR); C07C 17/23 (2013.01 - EP KR); C07C 19/14 (2013.01 - KR); C07C 21/18 (2013.01 - EP KR); C07C 29/143 (2013.01 - EP); C07C 29/147 (2013.01 - EP); C07C 303/28 (2013.01 - EP)
C-Set (source: EP)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9709292 A1 19970313; AU 6828896 A 19970327; CN 1200717 A 19981202; EP 0850211 A1 19980701; GB 9518111 D0 19951108; HU P9802542 A2 19990201; HU P9802542 A3 19990329; IL 123460 A0 19980924; JP H11512110 A 19991019; KR 19990044419 A 19990625; ZA 967262 B 19970306
DOCDB simple family (application)
GB 9602072 W 19960823; AU 6828896 A 19960823; CN 96197873 A 19960823; EP 96928560 A 19960823; GB 9518111 A 19950906; HU P9802542 A 19960823; IL 12346096 A 19960823; JP 51092597 A 19960823; KR 19980701663 A 19980305; ZA 967262 A 19960827