1,1',1'',1'''-(((2-Hydroxypropyl)imino)bis(ethylenenitrilo))tetrapropan-2-ol 17121-34-5 2-Propanol, 1,1',1'',1'''-(((2-hydroxypropyl)imino)bis(2,1-ethanediylnitrilo))tetrakis- EINECS 241-184-4 N,N,N',N'',N''-Penta(2-hydroxypropyl)diethylenetriamine