ACCESSION: MSBNK-Eawag-EA261060
RECORD_TITLE: Hydrochlorothiazide; LC-ESI-ITFT; MS2; CE: 45%; R=15000; [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 2610

CH$NAME: Hydrochlorothiazide
CH$NAME: 6-Chloro-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide
CH$NAME: 6-chloranyl-1,1-bis(oxidanylidene)-3,4-dihydro-2H-1$l^{6},2,4-benzothiadiazine-7-sulfonamide
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₇H₈ClN₃O₄S₂
CH$EXACT_MASS: 296.9645
CH$SMILES: NS(=O)(=O)C1=CC2=C(NCNS2(=O)=O)C=C1Cl
CH$IUPAC: InChI=1S/C7H8ClN3O4S2/c8-4-1-5-7(2-6(4)16(9,12)13)17(14,15)11-3-10-5/h1-2,10-11H,3H2,(H2,9,12,13)
CH$LINK: CAS 58-93-5
CH$LINK: HMDB HMDB01928
CH$LINK: KEGG D00340
CH$LINK: PUBCHEM CID:3639
CH$LINK: INCHIKEY JZUFKLXOESDKRF-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 3513
CH$LINK: COMPTOX DTXSID2020713

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$MASS_SPECTROMETRY: COLLISION_ENERGY 45 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
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 2.2 min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.1% formic acid

MS$FOCUSED_ION: BASE_PEAK 295.9563
MS$FOCUSED_ION: PRECURSOR_M/Z 295.9572
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$SPLASH: splash10-0uxr-1090000000-8a3c270e0fb285b26f15
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  77.9656 NO2S- 1 77.9655 0.99
  204.9845 C6H6ClN2O2S- 1 204.9844 0.39
  268.9462 C6H6ClN2O4S2- 1 268.9463 -0.45
  295.9571 C7H7ClN3O4S2- 1 295.9572 -0.4
PK$NUM_PEAK: 4
PK$PEAK: m/z int. rel.int.
  77.9656 12562.9 229
  204.9845 54734.6 999
  268.9462 42626.4 778
  295.9571 12890.6 235
//