1,6-Diisocyanatotrimethylhexane 28679-16-5 EINECS 249-151-6 Hexane, 1,6-diisocyanatotrimethyl- Trimethylhexa-1,6-diyl diisocyanate Trimethylhexamethylene diisocyanate Trimethylhexamethylene diisocyanate [UN2328] [Poison] UN2328