ACCESSION: MSBNK-Athens_Univ-AU280701
RECORD_TITLE: Gestoden; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
DATE: 2019.05.31
AUTHORS: Nikiforos Alygizakis, Katerina Galani, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2019 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2807

CH$NAME: Gestoden
CH$NAME: Gestodene
CH$NAME: (8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14-decahydrocyclopenta[a]phenanthren-3-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₂₁H₂₆O₂
CH$EXACT_MASS: 310.1932801
CH$SMILES: [H][C@@]12C=C[C@@](O)(C#C)[C@@]1(CC)CC[C@]1([H])[C@@]3([H])CCC(=O)C=C3CC[C@@]21[H]
CH$IUPAC: InChI=1S/C21H26O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,10,12-13,16-19,23H,3,5-9,11H2,1H3/t16-,17+,18+,19-,20-,21-/m0/s1
CH$LINK: CAS 60282-87-3
CH$LINK: CHEBI 135323
CH$LINK: KEGG D04316
CH$LINK: PUBCHEM CID:3033968
CH$LINK: INCHIKEY SIGSPDASOTUPFS-XUDSTZEESA-N
CH$LINK: CHEMSPIDER 2298532
CH$LINK: COMPTOX DTXSID6046478

AC$INSTRUMENT: Bruker maXis Impact
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV
AC$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 9.460 min
AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate

MS$FOCUSED_ION: BASE_PEAK 311.2005
MS$FOCUSED_ION: PRECURSOR_M/Z 311.2006
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.10.1

PK$SPLASH: splash10-03di-0009000000-2d040667256cdf391c18
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  293.1895 C21H25O+ 1 293.19 -1.51
  311.2008 C21H27O2+ 1 311.2006 0.81
  312.204 C20[13]CH27O2+ 1 312.2045 -1.51
  313.2067 C19[13]C2H27O2+ 1 313.2078 -3.49
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  293.1895 16320 8
  311.2008 1887180 999
  312.204 398380 210
  313.2067 33608 17
//