1,2-bis-(2-Aminophenoxy)ethane-N,N,N',N'-tetraacetic acid

2,2',2'',2'''-[ethane-1,2-diylbis(oxybenzene-2,1-diylnitrilo)]tetraacetic acid ; ca(ii)-bapta ; ethylenebis(oxy-2,1-phenylenenitrilo)tetraacetic acid ; bapta ; ethylenedioxybis(o-phenylenenitrilo)tetraacetic acid ; 1,2-bis(o-aminophenoxy)ethane-n,n,n',n'-tetraacetic acid ; 1,2-bis-(o-aminophenoxy)-ethane-n,n,n',n'-tetraacetic acid ; 1,2-bis(2-aminophenoxy)ethane-n,n,n',n'- tetraaceti ; 1,2-bis(2-aminophenoxy)-ethane-n,n,n'n'-tetraacetic acid,97% ; 1,2-bis(2-aminophenoxy)ethane-n,n,n',n'-tetraacetic acid ; bapta, free acid ; glycine,n,n'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis[n-(carboxymethyl)- ; 1,2-bis-(2-aminophenoxy) ethane-n,n,n,-tetra acetic acid ; bapta, >=98%