Non-toxic, pharmaceutically acceptable acid addition salts of a compound of the formula ##STR1## wherein R is an alkyl of 2 to 12 carbon atoms and R' is selected from the group consisting of hydrogen, alkyl of 1 to 8 carbon atoms and acyl of an organic carboxylic acid of 1 to 12 carbon atoms having antilipolytic activity and a very prolonged vasodilatatory activity.
非毒性,药学上可接受的酸盐,其化合物的公式为##STR1##其中R为2至12个碳原子的烷基,R'选自氢、1至8个碳原子的烷基和1至12个碳原子的有抗脂肪分解活性和非常持久的血管扩张活性的有机
羧酸酰基。