Chiral synthesis for producing 1-azabicyclo(2.2.1)heptane-3-carboxylates
申请人:——
公开号:US05310911A1
公开(公告)日:1994-05-10
A process for preparing substantially pure enantiomers of formula (I) ##STR1## where the * represents a chiral center, x is 0 or 1, in exo-, endo- or a mixture of exo- and endo- forms; and R is hydrogen, alkyl or aralkyl, via diastereomers of formula (IIA) or (IIB): ##STR2##
Chiral synthesis for producing 1-azabicyclo[2.2.1] heptane-3-carboxylates
申请人:Merck Sharp & Dohme Ltd.
公开号:US05104989A1
公开(公告)日:1992-04-14
A process for preparing substantially pure enantiomers of formula (I) ##STR1## where the * represents a chiral center, x is 0 or 1, in exo-, endo- or a mixture of exo- and endo- forms; and R is hydrogen, alkyl or aralkyl, via diastereomers of formula (IIA) or (IIB); ##STR2##