2-Oxo-3R,4S,5S,6S-tetraethoxyazepane was conveniently synthesized from D-glucono-1,5-lactone with a yield of 10% overall......

Ph_3P/CF_3CCl_3与醛在室温下一锅反应生成三氟甲基取代的烯烃RCH=CClCF_3(3)。芳香醛及α,β-不饱和醛的反应显示高度立体选择性,......