7'
t-((
S)-3-hydroxy-2-phenyl-propionyloxy)-(1'
rN,2'
tH,4'
tH,5'
cN)-spiro[morpholinium-4,9'-(3-oxa-9-aza-tricyclo[3.3.1.0
2,4]nonanium)]; perchlorate 在
ion-exchange resin (Cl
- form) 作用下,
以
甲醇 、
乙腈 为溶剂,
生成
7't-((S)-3-hydroxy-2-phenyl-propionyloxy)-(1'rN,2'tH,4'tH,5'cN)-spiro[morpholinium-4,9'-(3-oxa-9-aza-tricyclo[3.3.1.02,4]nonanium)]; chloride