Efficient and divergent one-pot synthesis of cyclopropyl amides and esters from readily available 1-acetylcyclopropanes via iodoform reaction based on the selection of reaction conditions is reported. A series of substituted cyclopropyl amides were synthesized from 1-acetylcyclopropanes, iodine, and ammonia in water in the presence of K2CO3 in good yields, whereas substituted cyclopropyl esters were
据报道,基于反应条件的选择,通过碘仿反应从易得的1-乙酰基环丙烷通过一锅法高效,多样地合成了环丙基酰胺和酯。在K 2 CO 3存在下,由1-乙酰基环丙烷,碘和氨在水中以高收率合成了一系列取代的环丙基酰胺,而由1-乙酰基环丙烷与碘和醇在乙醇中的反应制得了取代的环丙基酯。 DBU的存在。 环丙烷-碘仿反应-碘-酰胺-水
S-Ethenylsulfoximine derivatives. Reagents for ethylenation of protic nucleophiles
作者:Carl R. Johnson、James P. Lockard、Eugene R. Kennedy
DOI:10.1021/jo01290a012
日期:1980.1
JOHNSON C. R.; LOCKARD J. P.; KENNEDY E. R., J. ORG. CHEM., 1980, 45, NO 2, 264-271