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CAS 77-99-6

CAS 77-99-6 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 77-99-6
CAS 77-99-6PubChem CID 6510

Trimethylolpropane

Trimethylolpropane is a primary alcohol. — ChEBI

IUPAC name
2-ethyl-2-(hydroxymethyl)propane-1,3-diol
Molecular formula
C6H14O3
Molecular weight
134.17 g/mol
Exact mass
134.094294304 Da
XLogP3
-0.8
Topological polar surface area
60.7 Ų
Hydrogen-bond donors
3
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

2-Ethyl-2-(hydroxymethyl)-1,3-propanediol1,1,1-TRIS(HYDROXYMETHYL)PROPANEEthriolHexaglycerineEtriolEttriolTMP (alcohol)Propylidynetrimethanol
16 more reported names
1,1,1-TrimethylolpropaneEthyltrimethylolmethane1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-Tri(hydroxymethyl)propaneTris(hydroxymethyl)propane2,2-Bis(hydroxymethyl)-1-butanolMethanol, (propanetriyl)tris-2-Ethyl-2-(hydroxymethyl)propanediolPropane, 1,1,1-tris(hydroxymethyl)-090GDF4HBDNSC-3576201-074-9RefChem:9355Trimethylol propane1,1,1-Tri(hydroxymethyl)propane2-Ethyl-2-hydroxymethyl-1,3-propanediol
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 77-99-6

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How CAS 77-99-6 is used on this site

CAS 77-99-6 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 77-99-6 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.