Perfluorononanoic acid
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Perfluorononanoic acid, or PFNA, is a synthetic perfluorinated carboxylic acid and fluorosurfactant that is also an environmental contaminant found in people and wildlife along with PFOS and PFOA.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Heptadecafluorononanoic acid | |
Other names
perfluoro-n-nonanoic acid, PFNA, perfluorononanoate, C9 PFCA | |
Identifiers | |
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3D model (JSmol) |
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1897287 | |
ChEBI | |
ChEMBL | |
ChemSpider |
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ECHA InfoCard | 100.006.184 |
EC Number |
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317302 | |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
C9HF17O2 | |
Molar mass | 464.08 g/mol |
Appearance | white crystalline powder |
Melting point | 59 to 62 °C (138 to 144 °F; 332 to 335 K)[1] |
Boiling point | 218 °C (424 °F; 491 K)[2] |
9.5 g/L[3] | |
Solubility in other solvents | polar organic solvents |
Acidity (pKa) | ~0[4][5] |
Hazards | |
Occupational safety and health (OHS/OSH): | |
Main hazards |
Strong acid and suspected carcinogen |
GHS labelling: | |
Danger | |
H302, H318, H332, H351, H360, H362, H372 | |
P201, P202, P260, P261, P263, P264, P270, P271, P280, P281, P301+P312, P304+P312, P304+P340, P305+P351+P338, P308+P313, P310, P312, P314, P330, P405, P501 | |
Related compounds | |
Related compounds |
Trifluoroacetic acid (TFA), Perfluorooctanoic acid (PFOA), Perfluorooctanesulfonic acid (PFOS) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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