2-Pyrrolidinemethanol,1-[[5-(hydroxy-1-naphthalenylmethyl)-2-furanyl]carbonyl]-, (2S)- 在
camphor-10-sulfonic acid 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
生成 (3R,5'Z,8aS)-5'-(naphthalen-1-ylmethylidene)spiro[6,7,8,8a-tetrahydro-1H-pyrrolo[2,1-c][1,4]oxazine-3,2'-furan]-4-one 、 (3S,5'Z,8aS)-5'-(naphthalen-1-ylmethylidene)spiro[6,7,8,8a-tetrahydro-1H-pyrrolo[2,1-c][1,4]oxazine-3,2'-furan]-4-one