Hexamethylene-1,6-diisocyanate

Chemical Name	Hexamethylene-1,6-diisocyanate
Synonym(s)	1,6-Diisocyanatohexane \| 1,6-Hexamethylene diisocyanate \| 1,6-Hexanediisocyanate \| 1,6-Hexanediol diisocyanate \| 1,6-Hexylene diisocyanate \| AI3-28285 \| Desmodur H \| Desmodur N \| HDI \| HMDI \| Hexamethyl-1,6-diisocyanate \| Hexamethylene diisocyanate \| Hexane, 1,6-diisocyanato- \| Isocyanic acid, diester with 1,6-hexanediol \| Isocyanic acid, hexamethylene ester \| NSC 11687 \| TL 78
CASRN	822-06-0
Category Member	N120: Diisocyantes
De minimis Limit %	1
M,P/OU Threshold (lb)	25,000/10,000
Listing Type	Chemical category member
Effective Date	01-JAN-95
Chemical Qualifier	No
Metal	No
Chemical of Special Concern	No
Per- or Polyfluoroalkyl Substance	No

Rulemaking Changes Affecting This Chemical

Status	Effective Reporting Year	FR Proposed Rule	FR Final Rule
Added to category	1995	59 FR 1788 (1/12/1994)	59 FR 61432 (11/30/1994)

Structural image
Structural representation of Hexamethylene-1,6-diisocyanate