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Isophorone diisocyanate

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Isophorone diisocyanate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Isophorone diisocyanate (CAS 4098-71-9). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS4098-71-9
Molecular formulaC12H18N2O2
Molecular weight222.29 g/mol
IUPAC name5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane
SynonymsIPDI · 5-Isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane · Isophorone diamine diisocyanate · 3-Isocyanatomethyl-3,5,5-trimethylcyclohexyl isocyanate · 3,3,5-Trimethyl-5-(isocyanatomethyl)cyclohexyl isocyanate · 1,3,3-Trimethyl-1-(isocyanatomethyl)-5-isocyanatocyclohexane
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Health hazard Health hazard Environmental hazard Environmental hazard
  • H315 Causes skin irritation
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H331 Toxic if inhaled
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H335 May cause respiratory irritation
  • H411 Toxic to aquatic life with long lasting effects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma ISOPHORONE DIISOCYANATE, 98%, MIXTURE O 317624-1L
317624-250ML
317624-5ML		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.