| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for safely producing quinuclidines without using a compound having explosibility. SOLUTION: When producing quinuclidines represented by formula (2) by carrying out vapor phase dehydration reaction of 4-(2-hydroxyalkyl)piperidines represented by formula (1) (R is a hydrogen atom or a lower alkyl group) in the presence of a catalyst, the catalyst comprising titania and/or zirconia is used. COPYRIGHT: (C)2007,JPO&INPIT
|
