ethyl 2-(2-oxo-1-phenylindol-3-ylidene)acetate 、
methyl 2-isocyano-2-phenylacetate 在
C
29H
28F
6N
4OS 作用下,
以
氯仿 为溶剂,
反应 22.0h,
以44%的产率得到(3R,4'S,5'S)-4'-ethyl 5'-methyl 1-phenyl 2-oxo-5'-phenyl-4',5'-dihydrospiro[indoline-3,3'-pyrrole]-1,4',5'-tricarboxylate