ACCESSION: MSBNK-RIKEN-PR308971
RECORD_TITLE: Furostane base -1H2O -2H + 1O, O-Hex, O-Pen-dHex; 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$NAME: Furostane base -1H2O -2H + 1O, O-Hex, O-Pen-dHex
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C₄₄H₇₀O₁₇
CH$EXACT_MASS: 871.027
CH$SMILES: OCC8OC(OCC(C)CCC=4OC5CC6C7CC=C3CC(O)CC(OC2OCC(O)C(O)C2(OC1OC(C)C(O)C(O)C1(O)))C3(C)C7(CCC6(C)(C5(C=4C))))C(O)C(O)C8(O)
CH$IUPAC: InChI=1S/C44H70O17/c1-18(16-55-40-37(53)36(52)34(50)29(15-45)59-40)6-9-27-19(2)31-28(58-27)14-25-23-8-7-21-12-22(46)13-30(44(21,5)24(23)10-11-43(25,31)4)60-42-39(33(49)26(47)17-56-42)61-41-38(54)35(51)32(48)20(3)57-41/h7,18,20,22-26,28-42,45-54H,6,8-17H2,1-5H3
CH$LINK: INCHIKEY IUJLIWQDGYFELW-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 5.59
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 869.4537

PK$SPLASH: splash10-014i-0000000290-31a20d4fceb5c79da0f9
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
  159.03613 23.0 60
  161.04195 16.0 42
  426.30136 31.0 81
  476.18866 18.0 47
  574.34845 19.0 50
  591.34894 18.0 47
  723.38214 37.0 97
  723.41272 72.0 188
  724.39636 40.0 105
  832.15643 17.0 44
  866.67926 17.0 44
  869.4209 54.0 141
  869.46002 382.0 999
//