Patent ID: 6063932
Filing Date: 2000-05-16
Classification: C07C,C07D

Abstract:
A compound having Formula I: ##STR51## wherein R is selected from H, --C(O)CH.sub.2 R.sup.4, --CH(OH)CH.sub.2 R.sup.4, --CH(NH.sub.2)CH.sub.2 R.sup.4 and ##STR52## and salts thereof; R.sup.4 is OC(O)Ar, Cl, or Br;R.sup.5 is OH, Cl, Br, or OSO.sub.2 A;A is methyl, phenyl or p-tolyl;Ar is 2,6-difluorophenyl, 2-chlorophenyl or 2-chloro-6-fluorophenyl;n is 1 or 2; and* denotes a stereogenic center.