ACCESSION: MSBNK-Eawag-EQ01129605
RECORD_TITLE: Desmethyl-Pirimicarb; LC-ESI-QFT; MS2; CE: 75%; R=17500; [M+H]+
DATE: 2023.04.27
AUTHORS: B. Beck [dtc,com], J. Hollender [dtc]
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) Eawag 2023
COMMENT: CONFIDENCE standard compound
COMMENT: UCHEM_ID 11296

CH$NAME: Desmethyl-Pirimicarb
CH$NAME: 5,6-Dimethyl-2-(methylamino)-4-pyrimidinyl dimethylcarbamate
CH$NAME: [5,6-dimethyl-2-(methylamino)pyrimidin-4-yl] N,N-dimethylcarbamate
CH$COMPOUND_CLASS: N/A; Environmental Standard
CH$FORMULA: C₁₀H₁₆N₄O₂
CH$EXACT_MASS: 224.1273
CH$SMILES: CC1=C(N=C(N=C1OC(=O)N(C)C)NC)C
CH$IUPAC: InChI=1S/C10H16N4O2/c1-6-7(2)12-9(11-3)13-8(6)16-10(15)14(4)5/h1-5H3,(H,11,12,13)
CH$LINK: CAS 31786-65-9
CH$LINK: PUBCHEM CID:93139
CH$LINK: INCHIKEY GTKRZJVAXAQBMB-UHFFFAOYSA-N
CH$LINK: CHEMSPIDER 84084

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$MASS_SPECTROMETRY: COLLISION_ENERGY 75 % (nominal)
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 50-251
AC$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 2.964 min

MS$FOCUSED_ION: BASE_PEAK 225.1343
MS$FOCUSED_ION: PRECURSOR_M/Z 225.1346
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 3.11.0.1

PK$SPLASH: splash10-00di-9000000000-d5de4b15b1c362ffa4ed
PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm)
  56.0131 C2H2NO+ 1 56.0131 -0.21
  70.0651 C4H8N+ 1 70.0651 0.08
  71.0605 C3H7N2+ 1 71.0604 1.79
  72.0444 C3H6NO+ 1 72.0444 0.09
  83.0239 C3H3N2O+ 1 83.024 -1.12
  95.0601 C5H7N2+ 1 95.0604 -2.64
  98.06 C5H8NO+ 1 98.06 -0.35
  109.0763 C6H9N2+ 1 109.076 2.19
  123.055 C6H7N2O+ 1 123.0553 -2.2
  124.0397 C6H6NO2+ 1 124.0393 3.06
  124.0635 C6H8N2O+ 1 124.0631 2.89
  137.071 C7H9N2O+ 1 137.0709 0.55
  153.0896 C7H11N3O+ 1 153.0897 -0.44
  168.1132 C8H14N3O+ 1 168.1131 0.63
PK$NUM_PEAK: 14
PK$PEAK: m/z int. rel.int.
  56.0131 2146497.5 5
  70.0651 1836975 4
  71.0605 14375568 38
  72.0444 369925472 999
  83.0239 8516009 22
  95.0601 8560880 23
  98.06 24985068 67
  109.0763 5577755 15
  123.055 1603692.2 4
  124.0397 2379790.8 6
  124.0635 2542575.2 6
  137.071 11564944 31
  153.0896 3105063.8 8
  168.1132 16361179 44
//