Perfluorooctanesulfonic acid
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Perfluorooctanesulfonic acid
structure -
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CAS No:
1763-23-1
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Formula:
C8HF17O3S
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Chemical Name:
Perfluorooctanesulfonic acid
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Synonyms:
1-Octanesulfonic acid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-;1-Octanesulfonic acid,heptadecafluoro-;1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-1-octanesulfonic acid;Perfluorooctylsulfonic acid;Perfluorooctanesulfonic acid;Perfluoro-n-octanesulfonic acid;Heptadecafluoro-1-octanesulfonic acid;1-Perfluorooctanesulfonic acid;Eftop EF 101;EF 101;Heptadecafluorooctanesulfonic acid;PFOS;132324-11-9
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CAS No:
Characteristics
62.8
7.03
White powder
1.8±0.1 g/cm3
90 °C
133 °C @ Press: 6 Torr
11 °C
1.304
In water, 3.2X10-3 mg/L at 25 deg C (est)
2-8°C
2.0X10-3 mm Hg at 25 deg C /estimated by extrapolation of the boiling pt and two reduced pressure boiling pts (6 mm Hg at 133 deg C and 10 mm Hg at 145 deg C) via Antoine method fit/
Lower flammable limit: 6% by volume; Upper flammable limit: 36% by volume
Safety Information
UN 3265 8/PG 2
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34-57-51/53-22-39/23/24/25-23/24/25-11-64-48/25-40-20/22-61
26-36/37/39-45-61-36/37-16-7-53
RG9701600
C,N,T,F
Corrosive
Stable under recommended storage conditions.
P210-P260-P280-P301 + P310-P311
H225-H301 + H311 + H331-H370
Computed Properties
Molecular Weight:500.13
XLogP3:5
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:20
Rotatable Bond Count:7
Exact Mass:499.9374938
Monoisotopic Mass:499.9374938
Topological Polar Surface Area:62.8
Heavy Atom Count:29
Complexity:727
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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