Process for the enzymatic production of isomerically pure compounds having the general formulae I and II ##STR1## in which the substituents R have the meanings stated in the claims, as well as their use for the production of isomerically pure isosorbide-2-nitrate having the formula V and isosorbide-5-nitrate having the formula VI, ##STR2## which are both important as therapeutic agents for coronary diseases.
用于酶促合成具有通式I和II的异构纯化合物的过程##STR1##其中取代基R具有权利要求中所述的含义,以及它们用于生产具有公式V的异构纯
异山梨醇-2-
硝酸酯和具有公式VI的
异山梨醇-5-
硝酸酯的用途,##STR2##它们在冠心病的治疗剂中都很重要。