Using the novel lead from hydroxy acetyl substituted forskolin analogues, s
uch as 7 beta-hydroxyacetyl-7 beta-deacetyl forskolin or 6 beta-hydroxyacet
yl forskolin, a number of water soluble omega-amino acyl derivatives were s
ynthesized. Two such compounds 6 and 18 showed better in vitro activity but
failed to show in vivo activity. (C) 1998 Elsevier Science Ltd. All rights
reserved.