Diazodecomposition of 1,3-dialkoxy-2-propyl diazoacetates catalyzed by chiral dirhodium(II) carboxamides results in highly enantioselective and diastereoselective carbon-hydrogen insertion which forms 3,5-dialkyl 2-deoxyxylolactones in up to 98% enantiomeric excess.
手性二
吡啶(II)羧酰胺催化的1,3-二烷氧基-2-丙基
重氮乙酸酯的重氮分解可导致高度对映选择性和非对映选择性的碳氢插入,从而形成3,5-二烷基2-脱氧二
甲苯基内酯,其对映体过量高达98%。