ACCESSION: MSBNK-Eawag-EA277455
RECORD_TITLE: Irbesartan; LC-ESI-ITFT; MS2; CE: 60%; R=7500; [M-H]-
DATE: 2014.01.14
AUTHORS: Stravs M, Schymanski E, Singer H, Department of Environmental Chemistry, Eawag
LICENSE: CC BY
COPYRIGHT: Copyright (C) 2012 Eawag, Duebendorf, Switzerland
COMMENT: CONFIDENCE standard compound
COMMENT: EAWAG_UCHEM_ID 2774

CH$NAME: Irbesartan
CH$NAME: 8-butyl-7-[4-[2-(2H-tetrazol-5-yl)phenyl]benzyl]-7,9-diazaspiro[4.4]non-8-en-6-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₂₅H₂₈N₆O
CH$EXACT_MASS: 428.2325
CH$SMILES: C12(C(N(Cc3ccc(c4c(c5[nH]nnn5)cccc4)cc3)C(=N1)CCCC)=O)CCCC2
CH$IUPAC: InChI=1S/C25H28N6O/c1-2-3-10-22-26-25(15-6-7-16-25)24(32)31(22)17-18-11-13-19(14-12-18)20-8-4-5-9-21(20)23-27-29-30-28-23/h4-5,8-9,11-14H,2-3,6-7,10,15-17H2,1H3,(H,27,28,29,30)
CH$LINK: CAS 138402-11-6
CH$LINK: CHEBI 5959
CH$LINK: KEGG C07469
CH$LINK: PUBCHEM CID:3749
CH$LINK: INCHIKEY YOSHYTLCDANDAN-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3618
CH$LINK: COMPTOX DTXSID0023169

AC$INSTRUMENT: LTQ Orbitrap XL Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 60 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 7500
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 9.3 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 427.2243
MS$FOCUSED_ION: PRECURSOR_M/Z 427.2252
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: DEPROFILE Spline
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 1.3.1

PK$SPLASH: splash10-0006-0900000000-4e0d1ebbc0609ecaa59d
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  121.041 C6H5N2O- 1 121.0407 2.1
  138.0801 C7H10N2O- 1 138.0799 1.65
  164.0957 C9H12N2O- 1 164.0955 1.09
  193.1347 C11H17N2O- 1 193.1346 0.38
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  121.041 28684.7 25
  138.0801 41723.5 37
  164.0957 103348 93
  193.1347 1106451.2 999
//