Patent ID: 6149890
Filing Date: 2000-11-21
Classification: A61K,C07D

Abstract:
A compound of formula (I), in the racemic or in the optically active forms: ##STR23## wherein: R is ##STR24## and each R.sub.1, which can be the same or different, is a hydrogen atom or a --CH.sub.2 OH group,as well as the chelated complexes of said compounds of formula (I) with the di- and trivalent ions of the metallic elements having atomic numbers ranging from 20 to 31, 39, from 42 to 44, 49 and from 57 to 83 and the physiologically acceptable salts thereof with organic bases selected from primary, secondary, tertiary amines or basic amino acids, or with inorganic bases the cations of which are sodium, potassium, magnesium, calcium, or mixtures thereof, or with anions of physiologically acceptable organic acids, selected from acetate, succinate, citrate, fumarate, maleate, oxalate, or with anions of physiologically acceptable inorganic acids selected from the anions of the hydrogen halides or the sulfate ions.