| 摘要 |
Compounds of the general formula <FORM:1076591/C2/1> wherein R1 and R2 are the same or different and each represents an alkyl, aralkyl or aryl radical and B represents a dialkylamino radical or an unsubstituted, saturated N-heterocyclic radical linked via its nitrogen atom) are prepared by reacting the parent alcohol with 3,4,5-trimethoxybenzoyl chloride in the presence of a base, in a two-phase mixture of water and a solvent that is immiscible with water or in an inert solvent. |
