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CAS 1709-70-2

CAS 1709-70-2 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 1709-70-2
CAS 1709-70-2PubChem CID 74370

1,3,5-Trimethyl-2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)benzene

IUPAC name
4-[[3,5-bis[(3,5-ditert-butyl-4-hydroxyphenyl)methyl]-2,4,6-trimethylphenyl]methyl]-2,6-ditert-butylphenol
Molecular formula
C54H78O3
Molecular weight
775.2 g/mol
Exact mass
774.59509635 Da
XLogP3
17.7
Topological polar surface area
60.7 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

Ionox 330Irganox-1330Ionox-3302,4,6-Tris(3,5-di-tert-butyl-4-hydroxybenzyl)mesitylene51DM34B894Phenol, 4,4',4''-((2,4,6-trimethyl-1,3,5-benzenetriyl)tris(methylene))tris(2,6-bis(1,1-dimethylethyl)-Phenol, 4,4',4''-[(2,4,6-trimethyl-1,3,5-benzenetriyl)tris(methylene)]tris[2,6-bis(1,1-dimethylethyl)-RefChem:412654
16 more reported names
4,4',4''-((2,4,6-trimethyl-1,3,5-benzenetriyl)tris(methylene))tris (2,6-bis(1,1-dimethylethyl))phenolAntioxidant 330Irganox 1330Antioxidant 40Agidol 40Ethanox 330Irganox 330Ethyl 330Ethyl Antioxidant 330AO-404,4',4''-((2,4,6-Trimethylbenzene-1,3,5-triyl)tris(methylene))tris(2,6-di-tert-butylphenol)Ahydol [Russian]Tris-bht mesityleneNSC 858462,4,6-Tris(3',5'-di-tert-butyl-4'-hydroxybenzyl)mesityleneC54H78O3
Open full PubChem recordPubChem annotations3D structure image
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 1709-70-2

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How CAS 1709-70-2 is used on this site

CAS 1709-70-2 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 1709-70-2 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.