EP 1019345 A1 20000719 - PROCESS FOR THE PREPARATION OF PROPYNE
Title (en)
PROCESS FOR THE PREPARATION OF PROPYNE
Title (de)
VERFAHREN ZUR HERSTELLUNG VON PROPIN
Title (fr)
PROCEDE DE PREPARATION DE PROPYNE
Publication
Application
Priority
- EP 97902255 A 19970123
- EP 9700388 W 19970123
- EP 96200166 A 19960124
Abstract (en)
[origin: WO9727160A1] The invention relates to a process for the preparation of propyne by contacting a propadiene-containing feed with an isomerization catalyst comprising a strong base dissolved in an amide solvent.
IPC 1-7
IPC 8 full level
B01J 23/04 (2006.01); B01J 31/02 (2006.01); C07B 61/00 (2006.01); C07C 5/23 (2006.01); C07C 11/22 (2006.01); C07C 67/38 (2006.01); C07C 69/54 (2006.01)
CPC (source: EP)
C07C 5/23 (2013.01); C07C 11/22 (2013.01); C07C 67/38 (2013.01); C07C 2527/24 (2013.01); C07C 2531/02 (2013.01)
Citation (search report)
See references of WO 9727160A1
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 9727160 A1 19970731; AU 1596697 A 19970820; AU 707322 B2 19990708; BR 9707172 A 19990406; CN 1209795 A 19990303; CZ 231198 A3 19981216; EP 1019345 A1 20000719; JP 2000510818 A 20000822; KR 19990081902 A 19991115
DOCDB simple family (application)
EP 9700388 W 19970123; AU 1596697 A 19970123; BR 9707172 A 19970123; CN 97191860 A 19970123; CZ 231198 A 19970123; EP 97902255 A 19970123; JP 52656897 A 19970123; KR 19980705614 A 19980722