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CAS 252237-40-4

CAS 252237-40-4 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 252237-40-4
CAS 252237-40-4PubChem CID 53756597

2-(Perfluorohexyl)ethyl phosphonic acid

IUPAC name
3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctylphosphonic acid
Molecular formula
C8H6F13O3P
Molecular weight
428.08 g/mol
Exact mass
427.9846972 Da
XLogP3
3.2
Topological polar surface area
57.5 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
16
Covalent units
1
Defined stereocentres
0

Also known as

(3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyl)phosphonic acidRefChem:461762680-286-7680-645-8680-795-4Perfluorohexyl ethylphosphonic acidCheminox FHP 2OH(1H,1H,2H,2H-Tridecafluorooct-1-yl)phosphonic acid
14 more reported names
2-(Perfluorohexyl)ethylphosphonic acid1H,1H,2H,2H-Perfluorooctanephosphonic acidPhosphonic acid, p-(3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)-UNII-4H915F99WT4H915F99WTPhosphonic acid, (3,3,4,4,5,5,6,6,7,7,8,8,8-tridecafluorooctyl)-EPF6:2 FT-based phosphinic acidC8H6F13O3P(3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooct-1-yl)phosphonic acidAS-721491H,1H',2H,2H'-Perfluorooctyl-1-phosphonic acid1H,1H,2H,2H-Perfluorooctanephosphonic acid(PFOPA)1H,1H,2H,2H-Perfluorooctanephosphonic acid, 95%
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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 252237-40-4

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How CAS 252237-40-4 is used on this site

CAS 252237-40-4 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 252237-40-4 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.