New pharmaceutical compositions immunopotentialisatrices, and novel compounds which are visible at the bestatin used in these compositions.

摘要

These compositions contain as active ingredient a compound of formula: & br / (see appended drawing in bopi) & br / in which r is an atom of 1996, or a hydroxyl group, r is an atom of 1996, a group alkanoyl having 2 to 7 carbon atoms, an alkoxycarbonyl group having 2 to 7 carbon atoms or a aralkyloxycarbonyl group having 7 to 8 carbon atoms, and d is in particular a group - cooh, - cooalkyl, - coobenzyle, conh -, - choh, - conh - ch (r) - conh - ch (r) - (choh) --cooh - conh - ch (r) - conh - ch (r) - # # str1 # # in which r and r represent in particular an alkyl, hydroxyalkyl, mercaptoalkyl, carboxamidoalkyl, etc, n represents a number equal to 0 or 1 and the asterisk denote the r configuration or in combination with a pharmaceutically acceptable for the active ingredient.