ACCESSION: MSBNK-LCSB-LU085451
RECORD_TITLE: PharmaGSID_47263; LC-ESI-QFT; MS2; CE: 15; R=17500; [M-H]-
DATE: 2020.08.19
AUTHORS: Elapavalore, A.; Kondić, T.; Singh, R.; Schymanski, E.
LICENSE: CC BY
COPYRIGHT: Copyright © 2019 by Environmental Cheminformatics, LCSB, University of Luxembourg, Luxembourg
PUBLICATION: Elapavalore, A.; Kondić, T.; et al., Adding Open Spectral Data to MassBank and PubChem Using Open Source Tools to Support Non-Targeted Exposomics of Mixtures (submitted).
PROJECT: ENTACT U.S. Environmental Protection Agency’s Non-Targeted Analysis Collaborative Trial
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 854
COMMENT: DATASET 20200303_ENTACT_RP_MIX505
COMMENT: DATA_PROCESSING MERGING RMBmix ver. 0.2.7
COMMENT: DATA_PROCESSING PRESCREENING Shinyscreen ver. 0.8.0
COMMENT: ORIGINAL_ACQUISITION_NO 3896
COMMENT: ORIGINAL_PRECURSOR_SCAN_NO 3895
COMMENT: RAW_DATA available as MSV000091754 at [DOI:10.25345/C5S46HG75]

CH$NAME: PharmaGSID_47263
CH$NAME: 1-Ethyl-5-(4-hydroxyphenyl)-3-methyl-6,7-dihydropyrazolo(4,3-E)(1,4)diazepin-8(1H)-one
CH$NAME: 1-ethyl-5-(4-hydroxyphenyl)-3-methyl-6,7-dihydropyrazolo[4,3-e][1,4]diazepin-8-one
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₅H₁₆N₄O₂
CH$EXACT_MASS: 284.1273
CH$SMILES: CCN1N=C(C)C2=C1C(=O)NCC(=N2)C1=CC=C(O)C=C1
CH$IUPAC: InChI=1S/C15H16N4O2/c1-3-19-14-13(9(2)18-19)17-12(8-16-15(14)21)10-4-6-11(20)7-5-10/h4-7,20H,3,8H2,1-2H3,(H,16,21)
CH$LINK: CAS 349495-42-7
CH$LINK: PUBCHEM CID:135418174
CH$LINK: INCHIKEY BEOZJBLIRPRMJM-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 11309156

AC$INSTRUMENT: Q Exactive Orbitrap (Thermo Scientific)
AC$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$MASS_SPECTROMETRY: COLLISION_ENERGY 15
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity BEH C18 1.7um, 2.1x150mm (Waters)
AC$CHROMATOGRAPHY: FLOW_GRADIENT 90/10 at 0-2 min, 0/100 at 15-20 min, 90/10 at 20.1-30 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.20 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 15.141 min
AC$CHROMATOGRAPHY: SOLVENT A 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol

MS$FOCUSED_ION: BASE_PEAK 112.9857
MS$FOCUSED_ION: PRECURSOR_M/Z 283.12
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$FOCUSED_ION: PRECURSOR_INTENSITY 1754941.573486
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 2.99.2

PK$SPLASH: splash10-001i-0090000000-86f50d728bee71d42352
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
283.1202 C15H15N4O2- 1 283.12 0.39
PK$NUM_PEAK: 1
PK$PEAK: m/z int. rel.int.
283.1202 1262686.6 999
//