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MassBank Record: MSBNK-Eawag-EQ01153602

Abacavir 5`-carboxylate; LC-ESI-QFT; MS2; CE: 30%; R=17500; [M+H]+

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: MSBNK-Eawag-EQ01153602
RECORD_TITLE: Abacavir 5`-carboxylate; LC-ESI-QFT; MS2; CE: 30%; R=17500; [M+H]+
DATE: 2024.05.08
AUTHORS: C. Meyer [dtc], B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
PUBLICATION: Meyer, C., Stravs, M., Hollender, J.. How Wastewater Reflects Human Metabolism - Suspect Screening of Pharmaceutical Metabolites in Wastewater Influent. doi:10.1021/acs.est.4c00968
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 11536

CH$NAME: Abacavir 5`-carboxylate
CH$NAME: 4-[2-amino-6-(cyclopropylamino)purin-9-yl]cyclopent-2-ene-1-carboxylic acid
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C14H16N6O2
CH$EXACT_MASS: 300.1334738
CH$SMILES: C1CC1NC2=C3C(=NC(=N2)N)N(C=N3)C4CC(C=C4)C(=O)O
CH$IUPAC: InChI=1S/C14H16N6O2/c15-14-18-11(17-8-2-3-8)10-12(19-14)20(6-16-10)9-4-1-7(5-9)13(21)22/h1,4,6-9H,2-3,5H2,(H,21,22)(H3,15,17,18,19)
CH$LINK: PUBCHEM CID:76460731
CH$LINK: INCHIKEY OCSMNHMMTKMVCP-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 28571782

AC$INSTRUMENT: Exploris 240 Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-QFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 30 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-328
AC$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 3.369 min

MS$FOCUSED_ION: BASE_PEAK 301.1404
MS$FOCUSED_ION: PRECURSOR_M/Z 301.1408
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 3.15.1

PK$SPLASH: splash10-0f6x-0904000000-7fbf72bef055e69a9572
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  67.0542 C5H7+ 1 67.0542 -0.06
  111.0438 C6H7O2+ 1 111.0441 -2.35
  191.1039 C8H11N6+ 1 191.104 -0.46
  283.1295 C14H15N6O+ 1 283.1302 -2.53
  301.1407 C14H17N6O2+ 1 301.1408 -0.1
PK$NUM_PEAK: 5
PK$PEAK: m/z int. rel.int.
  67.0542 487697.6 3
  111.0438 1601366.5 9
  191.1039 162074496 999
  283.1295 811706.7 5
  301.1407 89598096 552
//

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