Synonyms:
n,n,n',n'-tetrakis(2-pyridylmethyl)ethylenediamine ; n,n'-ethylenebis[bis(2-pyridyl)amine] ; 1,2-ethanediamine,n,n,n',n'-tetrakis(2-pyridinylmethyl)- ; n,n,n',n'-tetra(2-pyridyl)-1,2-ethanediamine ; n,n,n',n'-tetrakis(pyridin-2-yl-methyl)ethylenediamine ; tpen ; tetrakis-(2-pyridylmethyl)ethylenediamine ; n,n,n',n'-tetrakis(2-pyridylmethyl)-1,2-ethanediamine ; pyridine,2,2',2'',2'''-[ethylenebis(nitrilodimethylene)]tetra- (8ci) ; n,n,nntetrakis-pyridin-2-ylmethyl-ethane-1,2-diamine ; tpeda ; n,n,n',n',-tetrakis(2-pyridylmethyl)*eth ylenediamin ; tpen/ch63857 ; n,n,nntetrakis(2-pyridylmethyl)-1,2-ethylenediamine ; tpen, >=98%