… double bonds. 33. Approaching the retention region from the stereoconvergence region in nucleophilic substitution of (E)-and (Z)-methyl p-substituted. alpha.-formyl- …
Z Rappoport, A Gazit
文献索引:Rappoport, Zvi; Gazit, Aviv Journal of Organic Chemistry, 1986 , vol. 51, # 22 p. 4112 - 4131
The three E/Z pairs of the highly electrophilic vinyl halides &chloro-a-(methoxycarbony1)-p- nitrocinnam-aldehydes (6), tert-butyl methyl/3-bromo@-methylbenzy1idene)-(21) and 0- bromo@-nitrobenzy1idene) malonates (26) were prepared and separated. The structures of