EP 1235795 A1 20020904 - PROCESS FOR THE PREPARATION OF SULFAMIDES
Title (en)
PROCESS FOR THE PREPARATION OF SULFAMIDES
Title (de)
VERFAHREN ZUR HERSTELLUNG VON SULFAMIDEN
Title (fr)
PROCEDE DE PREPARATION DE SULFAMIDES
Publication
Application
Priority
- GB 9927302 A 19991118
- US 0028877 W 20001103
Abstract (en)
[origin: WO0136383A1] A process for the production of an aryl sulfamide having formula (I), in which R<1>, R<2> and R<3> are each hydrogen, alkyl, cycloalkyl or aryl, provided that at least one of R<1>, R<2> and R3 is aryl,which comprises reacting a compound of formula (II) where R<4>, R<5>, R<6>, R<7>, R<8> and R<9> are each hydrogen, alkyl or aryl, and n is 0 or 1, with an amine of the formula R<2>R<3>NH (III), in the presence of a strong base.
IPC 1-7
IPC 8 full level
C07D 263/26 (2006.01); C07B 61/00 (2006.01); C07C 303/34 (2006.01); C07C 307/10 (2006.01); C07C 315/04 (2006.01); C07C 317/34 (2006.01); C07C 319/20 (2006.01); C07C 323/49 (2006.01); C07D 263/38 (2006.01)
CPC (source: EP)
C07C 303/34 (2013.01); C07C 315/04 (2013.01); C07D 263/38 (2013.01)
C-Set (source: EP)
Citation (search report)
See references of WO 0136383A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0136383 A1 20010525; AU 1434301 A 20010530; CA 2391978 A1 20010525; EP 1235795 A1 20020904; GB 2356398 A 20010523; GB 9927302 D0 20000112; JP 2003514797 A 20030422
DOCDB simple family (application)
US 0028877 W 20001103; AU 1434301 A 20001103; CA 2391978 A 20001103; EP 00976591 A 20001103; GB 9927302 A 19991118; JP 2001538874 A 20001103