摘要:
WHEREIN X represents oxygen or sulfur; A represents a bond, or a straight or branched alkylene chain of from 1 to 3 carbon atoms; R represents hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, a straight or branched lower alkenyl group of from 3 to 6 carbon atoms, a cycloalkyl group of from 3 to 6 carbon atoms or phenyl; R1 represents hydrogen or a straight or branched lower alkyl group of from 1 to 4 carbon atoms; n is an integer of from 3 to 11; and pharmaceutically acceptable acid addition salts and individual optical isomers of the compounds where applicable. The lactamimide derivatives of this invention useful as hypoglycemic agents are represented by the formula
摘要:
Novel 2,7-bis-basic derivatives of 9-(substituted) benzylidenefluorene, their preparation and use for the prevention and inhibition of viral infections are disclosed.