(4-AND/OR 6-SUBSTITUTED O-ACYL)GLYCOSYLAMIDES,UREAS AND CARBAMATES,THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

Compounds of the formula IMAGE in which X is hydrogen or the radical -CH2OR5, three of R2, R3, R4 and R5 each independently is hydrogen or IMAGE and the fourth is IMAGE Z each independently is oxygen, sulphur, NH or CH2, and R1, R6 and R7 each independently is an optionally substituted hydrocarbon radical having up to 50 carbon atoms, stimulate the immune system's response and antibody production.