Patent ID: 6858632

Claim:
A compound which is a derivative of isosorbide mononitrate, and its pharmaceutically acceptable salts, which corresponds to following general formula (I) in which A and B independently represent any of the groups wherein Z is an oxygen atom or sulphur atom, and R is an alkyl C 1 -C 4 group, an aryl group or an aralkyl group, eventually substituted, or the group in which R 1 is hydrogen or an alkyl C 1 -C 4 group, an aryl group or an aralkyl group, eventually substituted; with the proviso that: (a) one of A or B is always —ONO 2 , but never both of them at the same time; (c) when Z is an sulphur atom R is an alkyl C 1 -C 4 group, an aryl group or an aralkyl group, eventually substituted; and (c) when Z is an oxygen atom R is the group in which R 1 represents the groups indicated above.