MassBank Record: MSBNK-Athens_Univ-AU236558
ACCESSION: MSBNK-Athens_Univ-AU236558
RECORD_TITLE: Torasemide; LC-ESI-QTOF; MS2; CE: 20 eV; R=35000; [M-H]-
DATE: 2019.03.29
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 2365
CH$NAME: Torasemide
CH$NAME: Torsemide
CH$NAME: 1-[4-(3-methylanilino)pyridin-3-yl]sulfonyl-3-propan-2-ylurea
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C16H20N4O3S
CH$EXACT_MASS: 348.1256115
CH$SMILES: CC(C)NC(=O)NS(=O)(=O)C1=CN=CC=C1NC1=CC=CC(C)=C1
CH$IUPAC: InChI=1S/C16H20N4O3S/c1-11(2)18-16(21)20-24(22,23)15-10-17-8-7-14(15)19-13-6-4-5-12(3)9-13/h4-11H,1-3H3,(H,17,19)(H2,18,20,21)
CH$LINK: CAS
56211-40-6
CH$LINK: CHEBI
9637
CH$LINK: KEGG
D00382
CH$LINK: PUBCHEM
CID:41781
CH$LINK: INCHIKEY
NGBFQHCMQULJNZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER
38123
CH$LINK: COMPTOX
DTXSID2023690
AC$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 20 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$CHROMATOGRAPHY: RETENTION_TIME 7.186 min
AC$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 347.1167
MS$FOCUSED_ION: PRECURSOR_M/Z 347.1183
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1
MS$DATA_PROCESSING: WHOLE RMassBank 2.10.0
PK$SPLASH: splash10-03di-0090000000-f228110abe53658742b3
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
195.0765 C9H11N2O3- 4 195.0775 -5.42
196.0874 C12H10N3- 5 196.088 -3.13
244.0509 C15H6N3O- 3 244.0516 -2.97
262.065 C14H14O3S- 3 262.0669 -7.15
263.0668 C13[13]CH14O3S- 1 263.0697 -10.94
264.0675 C14H14O3[34]S- 1 264.0622 20.08
265.0641 C12H13N2O3S- 3 265.0652 -4.14
PK$NUM_PEAK: 7
PK$PEAK: m/z int. rel.int.
195.0765 1080 24
196.0874 684 15
244.0509 504 11
262.065 43436 999
263.0668 6704 154
264.0675 2148 49
265.0641 300 6
//