Freeze-dried acetylsalicylates of lysine and arginine - easily prepd derivs of aspirin

摘要

Title cpds. are soluble derivs. of aspirin which are more easily prepd. than by earlier crystallisation processes. Prepd. by gradual addn. of aspirin to a stirred soln. of lysine or arginine, e.g. in water, filtering and freeze-drying, e.g. in vials.