1,4,7,10-TETRAAZACYCLODODECANE-1,4-DIACETIC ACID

摘要

1,4,7,10-Tetraazacyclododecane-1,4-diacetic acid of formula (I), as well as its chelated complex salts with bi-trivalent metal ions having atomic number from 20 to 31, 39, 42, 43, 44, 49 or from 57 to 83, as well as their salts with anions of physiologically acceptable organic acids, selected from acetate, succinate, citrate, fumarate, maleate, oxalate, or with anions of inorganic acids selected from halo acids ions.