ACCESSION: MSBNK-Athens_Univ-AU595954
RECORD_TITLE: Perfluorooctane sulfonic acid (PFOS); LC-ESI-QTOF; MS2; CE: 50 eV; R=35000; [M-H]-
DATE: 2020.04.11
AUTHORS: Georgios Gkotsis, Maria-Christina Nika, Reza Aalizadeh, Nikolaos Thomaidis
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2020 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 5959

CH$NAME: Perfluorooctane sulfonic acid (PFOS)
CH$NAME: Perfluorooctanesulfonic acid
CH$NAME: 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₈HF₁₇O₃S
CH$EXACT_MASS: 499.9375
CH$SMILES: C(C(C(C(C(F)(F)S(=O)(=O)O)(F)F)(F)F)(F)F)(C(C(C(F)(F)F)(F)F)(F)F)(F)F
CH$IUPAC: InChI=1S/C8HF17O3S/c9-1(10,3(13,14)5(17,18)7(21,22)23)2(11,12)4(15,16)6(19,20)8(24,25)29(26,27)28/h(H,26,27,28)
CH$LINK: CAS 1763-23-1
CH$LINK: CHEBI 39421
CH$LINK: CHEMSPIDER 67068
CH$LINK: INCHIKEY YFSUTJLHUFNCNZ-UHFFFAOYSA-N
CH$LINK: PUBCHEM CID:74483

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 50 eV
AC$MASS_SPECTROMETRY: RESOLUTION 35000
AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo
AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min
AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min
AC$CHROMATOGRAPHY: RETENTION_TIME 10.433 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 5mM ammonium acetate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 5mM ammonium acetate

MS$FOCUSED_ION: BASE_PEAK 498.9302
MS$FOCUSED_ION: PRECURSOR_M/Z 498.9302
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.8.0

PK$SPLASH: splash10-0002-0000900000-62e013084ddfe28c42b9
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
498.9287 1012 999
//