chem-data European chemical and regulatory registry
Chemical database CAS, formula, dossier, and substance lookup SVHC list Candidate List substances and ECHA watchlist context SCIP database article duties, SCIP reporting, Candidate List context REACH authorisation Annex XIV and continued-use review Persistent organic pollutants POPs meaning, examples, regulation, and scope
SVHC List SEO hub Substances of Very High Concern SEO hub SCIP Database SEO hub Annex XIV Substances SEO hub Persistent Organic Pollutants SEO hub RoHS Restricted Substances SEO hub

Compound record

Henicosafluoroundecanoic acid

Also known as PFUdA

2058-94-8 · candidate list substance

PFUdA SVHC Candidate ListEU monitoring Perfluoroundecanoic acidPerfluoro-n-undecanoic acidPFUnDA
Dossier Status Obligations Why Alternatives Changes Similar Sources
CAS 2058-94-8
Formula C11HF21O2
Molecular weight 564.09 g/mol
InChIKey SIDINRCMMRKXGQ-UHFFFAOYSA-N

Use this route when

Similar substances and analogues are the main question

Alternatives

Open the more decision-oriented alternatives page

Use that route when the question is substitution, lower-pressure candidates, or next molecules to screen.
Similarity

Stay here for the raw neighborhood view

This route is for class overlap, use overlap, and seed-lineage context across nearby compounds.

Similarity route

Class overlap and neighbourhood peers

CompoundClass overlapUse overlapShared seed lineageRoutes
(±)-1,7,7-trimethyl-3-[(4-methylphenyl)methylene]bicyclo[2.2.1]heptan-2-one covering any of the individual isomers and/or combinations thereof (4-MBC) 1 2 0
dossiersimilar
[4-[[4-anilino-1-naphthyl][4-(dimethylamino)phenyl]methylene]cyclohexa-2,5-dien-1-ylidene] dimethylammonium chloride (C.I. Basic Blue 26) 1 2 0
dossiersimilar
[4-[4,4'-bis(dimethylamino) benzhydrylidene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium chloride (C.I. Basic Violet 3) 1 2 0
dossiersimilar
[Phthalato(2-)]dioxotrilead 1 2 0
dossiersimilar
1-bromopropane (n-propyl bromide) 1 2 0
dossiersimilar
1-Methyl-2-pyrrolidone (NMP) 1 2 0
dossiersimilar
1-vinylimidazole 1 2 0
dossiersimilar
1, 2-dimethoxyethane; ethylene glycol dimethyl ether (EGDME) 1 2 0
dossiersimilar
1,1,1,3,5,5,5-heptamethyl-3-[(trimethylsilyl)oxy]trisiloxane 1 2 0
dossiersimilar
1,2-benzenedicarboxylic acid, di-C6-10-alkyl esters or mixed decyl and hexyl and octyl diesters 1 2 0
dossiersimilar
1,2-Benzenedicarboxylic acid, di-C6-8-branched alkyl esters, C7-rich 1 2 0
dossiersimilar
1,2-Benzenedicarboxylic acid, di-C7-11-branched and linear alkyl esters 1 2 0
dossiersimilar
1,2-Benzenedicarboxylic acid, dihexyl ester, branched and linear 1 2 0
dossiersimilar
1,2-Benzenedicarboxylic acid, dipentyl ester, branched and linear 1 2 0
dossiersimilar