Hazard classDanger — Toxic, Health hazard
PictogramsToxicHealth hazard
H-statements- H331 Toxic if inhaled
- H335 May cause respiratory irritation
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H317 May cause an allergic skin reaction
Common uses (US EPA CDR)Monomers
Workplace exposure limitsNIOSH REL TWA 0.005 ppm (0.035 mg/m3) C 0.020 ppm (0.140 mg/m3) [10-minute]
OSHA PEL none
IDLH N.D.Occupational exposure limits — NIOSH Pocket Guide.
Synonyms1,6-Diisocyanatohexane · HEXAMETHYLENE DIISOCYANATE · HMDI · 1,6-Hexamethylene diisocyanate · Hexane, 1,6-diisocyanato- · Hexane 1,6-diisocyanate · 1,6-Hexylene diisocyanate · Hexamethylene-1,6-diisocyanate
Molecular weight168.19 g/mol
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.