ACCESSION: MSBNK-Eawag-EQ500653
RECORD_TITLE: 5-Methoxy-2H-benzotriazole; LC-ESI-QFT; MS2; CE: 45%; R=15000; [M-H]-
DATE: 2021.03.16
AUTHORS: K. Kiefer [dtc], J. Hollender [dtc], H. Singer [dtc], B. Lauper [com]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2019
PUBLICATION: Kiefer, K.; Mueller, A.; Singer, H.; Hollender, J. New relevant pesticide transformation products in groundwater detected using target and suspect screening for agricultural and urban micropollutants with LC-HRMS. Water Research 2019, 165. DOI: https://doi.org/10.1016/j.watres.2019.114972
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 5006

CH$NAME: 5-Methoxy-2H-benzotriazole
CH$NAME: 5-Methoxy-1H-benzotriazole
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₇H₇N₃O
CH$EXACT_MASS: 149.0589
CH$SMILES: COC1=CC2=NNN=C2C=C1
CH$IUPAC: InChI=1S/C7H7N3O/c1-11-5-2-3-6-7(4-5)9-10-8-6/h2-4H,1H3,(H,8,9,10)
CH$LINK: CAS 27799-91-3
CH$LINK: PUBCHEM CID:119717
CH$LINK: INCHIKEY SUPSFAUIWDRKKZ-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 106892
CH$LINK: COMPTOX DTXSID70182120

AC$INSTRUMENT: Orbitrap Exploris 240 Thermo Scientific
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 45 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 15000
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z NA-NA
AC$CHROMATOGRAPHY: COLUMN_NAME Atlantis C18 3um, 3.0x150mm, Waters
AC$CHROMATOGRAPHY: FLOW_GRADIENT 100/0 at 0 min, 100/0 at 1.5 min, 5/95 at 18.5 min, 5/95 at 28.5 min, 100/0 at 29 min, 100/0 at 33 min
AC$CHROMATOGRAPHY: FLOW_RATE 300 uL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 14.525 min

MS$FOCUSED_ION: BASE_PEAK 148.0517
MS$FOCUSED_ION: PRECURSOR_M/Z 148.0516
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 29982336
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 2.99.4

PK$SPLASH: splash10-001i-0900000000-d37375a18635f8cdd5e4
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  105.0222 C6H3NO- 1 105.022 2.15
  133.0283 C6H3N3O- 1 133.0282 0.73
  148.0518 C7H6N3O- 1 148.0516 1.15
PK$NUM_PEAK: 3
PK$PEAK: m/z int. rel.int.
  105.0222 250887.4 13
  133.0283 18854660 999
  148.0518 2737051.8 145
//