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CAS 3779-63-3

CAS 3779-63-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 3779-63-3
CAS 3779-63-3PubChem CID 77411

Tris(6-isocyanatohexyl)isocyanurate

1,3,5-tris(6-isocyanatohexyl)-1,3,5-triazin-2,4,6-trione is a triisocyanate being a derivative of isocyanuric acid with a 6-isocyanatohexyl group at each of the 1-, 3- and 5-positions. It is functionally related to an isocyanuric acid. — ChEBI

IUPAC name
1,3,5-tris(6-isocyanatohexyl)-1,3,5-triazinane-2,4,6-trione
Molecular formula
C24H36N6O6
Molecular weight
504.6 g/mol
Exact mass
504.26963289 Da
XLogP3
6.0
Topological polar surface area
149.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
9
Covalent units
1
Defined stereocentres
0

Also known as

Hexamethylene Diisocyanate Isocyanurate Trimer(2,4,6-Trioxotriazine-1,3,5(2H,4H,6H)-triyl)tris(hexamethylene) isocyanate1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-tris(6-isocyanatohexyl)-EINECS 223-242-0DE5PQE5835HDI ISOCYANURATEHMDI ISOCYANURATEHMDI CYCLIC TRIMER
16 more reported names
HDI ISOCYANURATE TRIMERHMDI ISOCYANURATE TRIMEREC 223-242-0Isocyanic acid, (2,4,6-trioxo-s-triazine-1,3,5(2H,4H,6H)-triyl)tris(hexamethylene) esterTRIS(HEXAMETHYLENE TRIISOCYANATE)1,6-HEXAMETHYLENEDIISOCYANATE TRIMERn,n',n''-tris(6-isocyanatohexyl)isocyanurateHEXAMETHYLENE DIISOCYANATE CYCLIC TRIMER1,6-HEXAMETHYLENE DIISOCYANATE ISOCYANURATEISOCYANURATE TRIMER OF HEXAMETHYLENEDIISOCYANATEISOCYANURATE-BASED HEXAMETHYLENE DIISOCYANATE TRIMERISOCYANIC ACID, (TRIOXO-S-TRIAZINE-1,3,5(2H,4H,6H)-TRIYL)TRIS(HEXAMETHYLENE) ESTERTRIS(6-ISOCYANATOHEXYL)-1,3,5-TRIAZINE-2,4,6(1H,3H,5H)-TRIONE, 1,3,5-RefChem:900259HDI ISOCYANURATE TRIMER [INCI]3M Brand IsoFill A2 Hardener Part B
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 3779-63-3

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How CAS 3779-63-3 is used on this site

CAS 3779-63-3 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 3779-63-3 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.