MassBank Record: MSBNK-BAFG-CSL2311107423
ACCESSION: MSBNK-BAFG-CSL2311107423
RECORD_TITLE: Ethisterone; LC-ESI-QTOF; MS2; 140 V
DATE: 2023.11.10
AUTHORS: Kevin S. Jewell; Björn Ehlig; Arne Wick
LICENSE: dl-de/by-2-0
COPYRIGHT: Copyright 2023 Federal Institute of Hydrology, Koblenz, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: Chromatography method: dx.doi.org/10.1016/j.chroma.2015.11.014
COMMENT: Acquisition method: 10.1002/rcm.8541
CH$NAME: Ethisterone
CH$COMPOUND_CLASS: Pharmaceutical; Metabolite
CH$FORMULA: C21H28O2
CH$EXACT_MASS: 312.2089
CH$SMILES: C[C@]12CCC(=O)C=C1CC[C@@H]3[C@@H]2CC[C@@]4(C)[C@H]3CC[C@@]4(O)C#C
CH$IUPAC: InChI=1S/C21H28O2/c1-4-21(23)12-9-18-16-6-5-14-13-15(22)7-10-19(14,2)17(16)8-11-20(18,21)3/h1,13,16-18,23H,5-12H2,2-3H3/t16-,17+,18+,19+,20+,21+/m1/s1
CH$LINK: CAS
434-03-7
CH$LINK: INCHIKEY
CHNXZKVNWQUJIB-CEGNMAFCSA-N
AC$INSTRUMENT: TripleTOF 5600 SCIEX
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 140
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: COLUMN_NAME Zorbax Eclipse Plus C18 2.1 mm x 150 mm, 3.5 um, Agilent
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 °C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0 min min 98% A, 1 min 98% A, 2 min 80% A, 16.5 min 2% A, 22 min 2% A, 22.1 min 98% A, 27 min 98% A
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 11.662 min
AC$CHROMATOGRAPHY: SOLVENT A: Water 0.1% Formic acid, B: Acetonitrile 0.1% Formic acid
MS$FOCUSED_ION: PRECURSOR_M/Z 313.2162
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: COMMENT Export with Spectra 1.9.12 MsBackendMassbank 1.7.4
MS$DATA_PROCESSING: WHOLE RMassBank 2.3.1
PK$SPLASH: splash10-004i-9400000000-b7504cf084560fc13c8c
PK$NUM_PEAK: 31
PK$PEAK: m/z int. rel.int.
43.0269 1.7 111
53.0437 0.7 45
55.022 0.5 32
55.0583 0.6 39
65.0426 5.8 378
66.0538 0.7 45
67.0578 0.7 45
74.0212 0.6 39
75.0235 0.6 39
76.0344 0.5 32
77.0417 15.3 999
77.0742 0.6 39
78.0515 1.3 84
79.0559 3.2 208
89.0393 1.7 111
89.0575 0.5 32
91.0554 4.1 267
97.0641 0.6 39
102.0469 1.4 91
103.0532 0.5 32
115.0547 5.6 365
115.0776 0.6 39
126.0471 0.7 45
127.0551 1.6 104
128.0635 2.8 182
139.0557 0.6 39
141.0714 0.5 32
151.0528 0.9 58
152.0624 1.9 124
163.0579 0.6 39
165.0715 0.8 52
//