1,6-Hexanediamine, C,C,C-trimethyl- 25620-58-0 52438-14-9 EINECS 247-134-8 Trimethylhexamethylenediamine Trimethylhexamethylenediamine (2,2,4- and 2,4,4- isomers) Trimethylhexamethylenediamine (2,2,4- and 2,4,4-) Trimethylhexane-1,6-diamine