2,4,4-Trimethylhexamethylene diisocyanate

Chemical Name2,4,4-Trimethylhexamethylene diisocyanate
Synonym(s)1,6-Diisocyanato-2,4,4-trimethylhexane | 2,4,4-Trimethyl-1,6-diisocyanatohexane | 2,4,4-Trimethylhexa-1,6-diyl diisocyanate | Hexane, 1,6-diisocyanato-2,4,4-trimethyl-
CASRN15646-96-5
Category MemberN120: Diisocyantes
De minimis Limit %1
M,P/OU Threshould (lb)25,000/10,000
Listing TypeChemical category member
Effective Date01-JAN-95
Chemical QualifierNo
MetalNo
Chemical of Special ConcernNo
Per- or Polyfluoroalkyl SubstanceNo

Rulemaking Changes Affecting This Chemical

StatusEffective Reporting YearFR Proposed RuleFR Final Rule
Added to category199559 FR 1788 (1/12/1994)59 FR 61432 (11/30/1994)
Structural image
Structural representation of 2,4,4-Trimethylhexamethylene diisocyanate