tert-butyl 2-[(S)-[(4-methylphenyl)sulfonyl-prop-2-ynylamino]-phenylmethyl]prop-2-enoate 、
烯丙基三丁基锡 在
偶氮二异丁腈 作用下,
以
neat (no solvent) 为溶剂,
以49%的产率得到(3S,3aS)-tert-butyl 5,5-dibutyl-3-phenyl-2-tosyl-1,2,3,3a,4,5-hexahydrostannolo[3,4-c]pyrrole-3a-carboxylate