ACCESSION: MSBNK-RIKEN-PR303834
RECORD_TITLE: Maslinic acid; LC-ESI-QTOF; MS2
DATE: 2019.03.28
AUTHORS: Tetsuya Mori, Center for Sustainable Resource Science, RIKEN
LICENSE: CC BY-NC-SA
PUBLICATION: Tsugawa H., Nakabayashi R., Mori T., Yamada Y., Takahashi M., Rai A., Sugiyama R., Yamamoto H., Nakaya T., Yamazaki M., Kooke R., Bac-Molenaar JA., Oztolan-Erol N., Keurentjes JJB., Arita M., Saito K. (2019) "A cheminformatics approach to characterize metabolomes in stable-isotope-labeled organisms" Nature Methods 16(4):295-298. [doi:10.1038/s41592-019-0358-2]
COMMENT: registered in RIKEN PlaSMA

CH$NAME: Maslinic acid
CH$COMPOUND_CLASS: Triterpenoids
CH$FORMULA: C₃₀H₄₈O₄
CH$EXACT_MASS: 472.71
CH$SMILES: CC1(C)CC[C@@]2(CC[C@]3(C)C(=CC[C@@H]4[C@@]5(C)C[C@@H](O)[C@H](O)C(C)(C)[C@@H]5CC[C@@]34C)[C@@H]2C1)C(O)=O
CH$IUPAC: InChI=1S/C30H48O4/c1-25(2)12-14-30(24(33)34)15-13-28(6)18(19(30)16-25)8-9-22-27(5)17-20(31)23(32)26(3,4)21(27)10-11-29(22,28)7/h8,19-23,31-32H,9-17H2,1-7H3,(H,33,34)/t19-,20+,21-,22+,23-,27-,28+,29+,30-/m0/s1
CH$LINK: INCHIKEY MDZKJHQSJHYOHJ-LLICELPBSA-N

AC$INSTRUMENT: LC, Waters Acquity UPLC System; MS, Waters Xevo G2 Q-Tof
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 6V
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 800/h
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 450 C
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: CAPILLARY_VOLTAGE +3.00 kV
AC$CHROMATOGRAPHY: COLUMN_NAME Acquity bridged ethyl hybrid C18 (1.7 um, 2.1 mm * 100 mm, Waters)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT A/B = (99.5%/0.5% at 0 min, 99.5%/0.5% at 0.1 min, 20%/80% at 10 min, 0.5%/99.5% at 10.1 min, 0.5%/99.5% at 12.0 min, 99.5%/0.5% at 12.1 min, 99.5%/0.5% at 15.0 min)
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 ml/min at 0 min, 0.3 ml/min at 10 min, 0.4 ml/min at 10.1 min, 0.4 ml/min at 14.4 min, 0.3 ml/min at 14.5 min
AC$CHROMATOGRAPHY: RETENTION_TIME 9.771733
AC$CHROMATOGRAPHY: SOLVENT A water including 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile including 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$FOCUSED_ION: PRECURSOR_M/Z 473.3625365

PK$SPLASH: splash10-05fr-0010900000-c7580481dfe2b295a86b
PK$NUM_PEAK: 32
PK$PEAK: m/z int. rel.int.
  163.13805 23.0 23
  189.14961 26.0 26
  189.16508 50.0 50
  205.14424 17.0 17
  207.17929 161.0 161
  208.17415 17.0 17
  208.1828 29.0 29
  209.16246 19.0 19
  249.18118 22.0 22
  293.21881 20.0 20
  314.17084 28.0 28
  320.30814 19.0 19
  403.78348 19.0 19
  409.31244 26.0 26
  409.34799 466.0 466
  410.34317 61.0 61
  411.3598 19.0 19
  424.24734 17.0 17
  427.34109 17.0 17
  427.38016 43.0 43
  437.29297 19.0 19
  437.33545 79.0 79
  437.34888 60.0 60
  437.36951 27.0 27
  438.3548 19.0 19
  439.36548 17.0 17
  455.34607 302.0 302
  456.08899 23.0 23
  456.36392 30.0 30
  457.35846 67.0 67
  473.31644 23.0 23
  473.3616 1000.0 999
//