Basic information
- CAS
13252-14-7- Standard SMILES
O=C(O)C(F)(OC(F)(F)C(F)(OC(F)(F)C(F)(F)C(F)(F)F)C(F)(F)F)C(F)(F)F- InChIKey
OIVQVBDAMYDDEM-UHFFFAOYSA-N- Molecular formula
- C2F5(CF2OCF(CF3))2COOH
- Average molar mass
- 496.07 g/mol
- Monoisotopic mass
- 495.96033825
Overview
Hexafluoropropylene oxide trimer acid is a polyfluoroalkyl substance with formula C9HF17O4. It is an environmental contaminant found in drinking water, food, and human blood samples at low levels. It enters the environment through wastewater treatment plants or by atmospheric deposition and causes health effects in laboratory animals and humans leading to changes in thyroid hormone levels, decreased fertility rates, increased cholesterol levels, liver damage, and developmental toxicity. It has a role as a hepatotoxic agent, a cardiotoxic agent, an apoptosis inducer and an environmental contaminant. It is a polyfluoroalkyl substance, a monocarboxylic acid and a diether.
Names & identifiers
- Preferred name
- 2,3,3,3-Tetrafluoro-2-(1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy)propanoic acid
- IUPAC
- 2,3,3,3-tetrafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propoxy]propanoic acid
- English name
- Perfluoro-2,5-dimethyl-3,6-dioxanonanoic acid
- Molecular formula
- C9HF17O4
- Molecular weight
- 496.07
Names & synonyms
Show more names
Database identifiers
- CAS
13252-14-7- PubChem CID
- 93076
- DTXSID
DTXSID00892442- ChEMBL
CHEMBL2008207- ChEBI
CHEBI:230529- UNII
- 6SY93D73SN
- EC Number
- 236-237-3
- Nikkaji
- J120.461K
Properties
Computed structural properties
- XLogP
- 5.7
- Topological polar surface area
- 55.8 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 21
- Rotatable bonds
- 7
- Heavy atoms
- 30
- Formal charge
- 0
- Complexity
- 647
Experimental & physicochemical properties
PFAS
PFAS -> Perfluoroethercarboxylic acids
PFAS -> PFAS with analytical method available
PFAS -> Other/unspecified
PFAS -> Per- and Polyfluoroalkyl ether
PFAS -> PFalkylether carboxylic acids (PFECA)
PFAS -> non-polymer
Physicochemical properties
- Boiling point
- 263.2 · 263.2±40.0 °C(Predicted)
- Density
- 1.736 · 1.736
- solubility
- Chloroform (Slightly), Methanol (Slightly)
- form
- Oil
- pka
- -1.26 · -1.26±0.10(Predicted)
- color
- Colourless
- InChI
- InChI=1S/C9HF17O4/c10-2(1(27)28,5(14,15)16)29-9(25,26)4(13,7(20,21)22)30-8(23,24)3(11,12)6(17,18)19/h(H,27,28)
- InChIKey
- OIVQVBDAMYDDEM-UHFFFAOYSA-N
- SMILES
- C(O)(=O)C(F)(OC(F)(F)C(F)(OC(F)(F)C(F)(F)C(F)(F)F)C(F)(F)F)C(F)(F)F
- EWG's Food Scores
- 1 · 1
- EPA Substance Registry System
- 2 · Propanoic acid, 2,3,3,3-tetrafluoro-2-[1,1,2,3,3,3-hexafluoro-2-(heptafluoropropoxy)propoxy]- (13252-14-7)
- Symbol(GHS)
- 8 · GHS08,GHS05,GHS06
- Signal word
- Danger
- Hazard statements
- 330 · H330-H314-H334
- Precautionary statements
- 261 · P261-P285-P304+P341-P342+P311-P501-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501
Safety & regulation
GHS classification
GHS Classification
Danger
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P233, P260, P264, P271, P280, P284, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P320, P321, P342+P316, P363, P403, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 37 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Safety data
- Signal word
- Danger
- Symbol(GHS)
- GHS08,GHS05,GHS06
- Hazard statements
- H330-H314-H334
- Precautionary statements
- P261-P285-P304+P341-P342+P311-P501-P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501-P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501
Chemistry & industry
Uses & manufacturing
Uses
• Processing aid for PVDF [Ref: https://doi.org/10.1021/acs.est.7b02259]
non-polymer PFAS -> Chemical Industry -> Fluoropolymer processing aid for polytetrafluoroethylene (PTFE)
Use Classification
PFAS -> PFalkylether carboxylic acids (PFECA)
PFAS (per- and polyfluoroalkyl substances) -> OECD Category
Applications
UsesPerfluoro-2,5-dimethyl-3,6-dioxanonanoic acid is a colorless liquid that can be used as a fluorine-containing material.
Suppliers83 total
Related reactions
Compound notes
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