A process for the preparation of (1S)-QR)-I -azabicyclo[2.2.2.]oct-3-yl 3,4-dihydro-1-phenyl- 2(1H)-isoquino-line carboxylate by reacting (1S)-alkyl 1-phenyl-1,2,3,4-tetrahydro-2-isoquinoline carboxylate with 3-(R)-quinuclidol in an inert solvent, where a primary alkyl ester of the carboxylate whose alkyl length is C
1
-C
4
is used and the reaction is catalyzed by a non-nu-cleophilic base.
使用一种过程制备(1S)-QR)-I -azabicyclo[2.2.2.]oct-3-yl 3,4-二氢-1-苯基-2(1H)-
异喹啉羧酸酯,方法是将(1S)-烷基-1-苯基-1,2,3,4-四氢-2-
异喹啉羧酸酯与3-(R)-
喹啉醇在惰性溶剂中反应,其中使用碳链长度为C1-C4的
羧酸酯的一级烷基酯,反应由非亲核碱催化。