LE>l0709174n00001>MG SRC="/isubscribe/journals/orlef7/9/i14/figures/ol0709174n00001.gif" ALIGN="left" HSPACE=5> |
A sa
mariu
m-pro
moted cyc
lopropanation of un
masked
mages/gifchars/a
lpha.gif" BORDER=0>
,mages/gifchars/beta2.gif" BORDER=0 ALIGN="
midd
le">-unsaturated acids is described. This reaction can be carried out on (
E)- or (
Z)-
mages/gifchars/a
lpha.gif" BORDER=0>
,mages/gifchars/beta2.gif" BORDER=0 ALIGN="
midd
le">-unsaturated carboxy
lic acids. In a
ll cases the process is co
mp
lete
ly stereospecific and stereose
lective. A
mechanis
m has been proposedto exp
lain the cyc
lopropanation reaction.