ACCESSION: MSBNK-RIKEN-PR308984
RECORD_TITLE: Furostane base -1H2O + 1O, O-Hex, O-Hex-Hex; 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: Annotation level-3

CH$NAME: Furostane base -1H2O + 1O, O-Hex, O-Hex-Hex
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C₄₅H₇₄O₁₉
CH$EXACT_MASS: 919.068
CH$SMILES: OCC8OC(OCC(C)CCC=4OC5CC6C7CCC3CC(OC2OC(CO)C(O)C(O)C2(OC1OC(CO)C(O)C(O)C1(O)))C(O)CC3(C)C7(CCC6(C)(C5(C=4C))))C(O)C(O)C8(O)
CH$IUPAC: InChI=1S/C45H74O19/c1-18(17-58-41-38(56)35(53)32(50)28(14-46)61-41)5-8-25-19(2)31-27(59-25)12-23-21-7-6-20-11-26(24(49)13-45(20,4)22(21)9-10-44(23,31)3)60-43-40(37(55)34(52)30(16-48)63-43)64-42-39(57)36(54)33(51)29(15-47)62-42/h18,20-24,26-43,46-57H,5-17H2,1-4H3
CH$LINK: INCHIKEY QEJIXVVELVKWFA-UHFFFAOYSA-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 NEGATIVE
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 4.33
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 917.4744

PK$SPLASH: splash10-014i-0000000109-c8d2aa5fe1f03827cc1e
PK$NUM_PEAK: 14
PK$PEAK: m/z int. rel.int.
  101.02559 19.0 16
  107.03143 16.0 13
  143.02617 17.0 14
  448.33765 18.0 15
  592.38141 16.0 13
  599.28491 18.0 15
  607.88208 17.0 14
  609.39313 16.0 13
  611.37683 16.0 13
  755.4043 17.0 14
  771.20483 16.0 13
  771.40173 63.0 52
  772.42639 42.0 35
  917.46423 1200.0 999
//