2,4,7-trimethyl-1,2,3,4-tetrahydro-5H-2-pyrindine 在
4,5,6,7-tetrachloro-2',4',5',7'-tetraiodofluorescein disodium salt 、
氧气 、
三乙胺 作用下,
生成
(+/-)7-Hydroxy-2,4β,7-trimethyl-1,2,3,4,6,7-hexahydro-5H-2-pyrindine-5-one 、 (+/-)4aα-Hydroxy-2,4β,7-trimethyl-1,2,3,4,4a,5-hexahydro-6H-2-pyrindine-6-one 、
(+/-)4aβ-Hydroxy-2,4β,7-trimethyl-1,2,3,4,4a,5-hexahydro-6H-2-pyrindine-6-one