PROCEDIMIENTO PARA PREPARAR 1,6-MONO- Y DI-ESTERES DE 2,5-ANHIDRO-D-MANITOL.

摘要

Agents for lowering glucose levels in blood having the formula: I wherein each R, independently, is hydrogen, C1-6 alkylcarbonyl or a group of the formula where R1 is hydrogen, C1-4 alkyl, C1-4-alkoxy, halo or trifluoromethyl, and R2 is hydrogen, C1-3 alkyl, C1-3 alkoxy or halo, with the proviso that when one R is hydrogen, the other R is not hydrogen.