MassBank Record: EQ279451



 Losartan; LC-ESI-QFT; MS2; CE: 15; R=35000; [M-H]- 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: EQ279451
RECORD_TITLE: Losartan; LC-ESI-QFT; MS2; CE: 15; R=35000; [M-H]-
DATE: 2015.08.26
AUTHORS: Beck BDepartment of Environmental Chemistry, Eawag, Stravs MDepartment of Environmental Chemistry, Eawag, Schymanski EDepartment of Environmental Chemistry, Eawag, Singer HDepartment of Environmental Chemistry, Eawag, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2015 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 2794

CH$NAME: Losartan CH$NAME: [2-butyl-5-chloranyl-3-[[4-[2-(2H-1,2,3,4-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methanol CH$COMPOUND_CLASS: N/A; Environmental Standard CH$FORMULA: C22H23ClN6O CH$EXACT_MASS: 421.15436 CH$SMILES: Clc1nc(n(c1CO)Cc4ccc(c2ccccc2c3[nH]nnn3)cc4)CCCC CH$IUPAC: InChI=1S/C22H23ClN6O/c1-2-3-8-20-24-21(23)19(14-30)29(20)13-15-9-11-16(12-10-15)17-6-4-5-7-18(17)22-25-27-28-26-22/h4-7,9-12,30H,2-3,8,13-14H2,1H3,(H,25,26,27,28) CH$LINK: CAS 114798-26-4 CH$LINK: CHEBI 6541 CH$LINK: KEGG C07072 CH$LINK: PUBCHEM CID:3961 CH$LINK: INCHIKEY PSIFNNKUMBGKDQ-UHFFFAOYSA-N CH$LINK: CHEMSPIDER 3824 CH$LINK: COMPTOX DTXSID7023227
AC$INSTRUMENT: Q Exactive Plus Orbitrap Thermo Scientific AC$INSTRUMENT_TYPE: LC-ESI-QFT AC$MASS_SPECTROMETRY: MS_TYPE MS2 AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE AC$MASS_SPECTROMETRY: IONIZATION ESI AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD AC$MASS_SPECTROMETRY: COLLISION_ENERGY 15 (nominal) AC$MASS_SPECTROMETRY: RESOLUTION 35000 AC$CHROMATOGRAPHY: COLUMN_NAME XBridge C18 3.5um, 2.1x50mm, Waters AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0 min, 50/50 at 4 min, 5/95 at 17 min, 5/95 at 25 min, 90/10 at 25.1 min, 90/10 at 30 min AC$CHROMATOGRAPHY: FLOW_RATE 200 ul/min AC$CHROMATOGRAPHY: RETENTION_TIME 9.0 min AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid
MS$FOCUSED_ION: BASE_PEAK 421.1545 MS$FOCUSED_ION: PRECURSOR_M/Z 421.1549 MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]- MS$DATA_PROCESSING: RECALIBRATE loess on assigned fragments and MS1 MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included MS$DATA_PROCESSING: WHOLE RMassBank 1.9.6
PK$SPLASH: splash10-00di-0000900000-657db16bb4bfe9184114 PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm) 155.0381 C7H8ClN2- 2 155.0381 -0.06 156.046 C7H9ClN2- 2 156.046 0.03 179.0865 C14H11- 1 179.0866 -0.86 187.0641 C8H12ClN2O- 1 187.0644 -1.31 188.0359 C7H9ClN2O2- 1 188.0358 0.46 195.0813 C14H11O- 2 195.0815 -1.12 272.1447 C20H18N- 1 272.1445 0.69 299.155 C21H19N2- 1 299.1554 -1.11 320.1086 C20H17ClN2- 1 320.1086 -0.02 335.1319 C21H20ClN2- 1 335.132 -0.45 363.1382 C21H20ClN4- 1 363.1382 0.01 393.1487 C22H22ClN4O- 1 393.1488 -0.21 421.1548 C22H22ClN6O- 1 421.1549 -0.33 PK$NUM_PEAK: 13 PK$PEAK: m/z int. rel.int. 155.0381 1078454 9 156.046 1228846.5 10 179.0865 2212680.2 18 187.0641 2219818.8 18 188.0359 131727.3 1 195.0813 537969.8 4 272.1447 319317.5 2 299.155 341651.5 2 320.1086 132098.4 1 335.1319 3978129.8 33 363.1382 1177765.5 9 393.1487 1645450 13 421.1548 119595392 999 //

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