ACCESSION: MSBNK-RIKEN-PR308979
RECORD_TITLE: Spirostane + 1O, -2H, O-Hex-dHex-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$NAME: Spirostane + 1O, -2H, O-Hex-dHex-dHex
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C₄₅H₇₂O₁₇
CH$EXACT_MASS: 885.054
CH$SMILES: OCC9OC(OC6CC5=CCC4C(CCC3(C)(C4(CC2OC1(OC(O)C(C)CC1)C(C)C23)))C5(C)CC6)C(OC7OC(C)C(O)C(O)C7(O))C(O)C9(OC8OC(C)C(O)C(O)C8(O))
CH$IUPAC: InChI=1S/C45H72O17/c1-18-9-14-45(62-39(18)54)19(2)29-27(61-45)16-26-24-8-7-22-15-23(10-12-43(22,5)25(24)11-13-44(26,29)6)57-42-38(60-41-35(52)33(50)31(48)21(4)56-41)36(53)37(28(17-46)58-42)59-40-34(51)32(49)30(47)20(3)55-40/h7,18-21,23-42,46-54H,8-17H2,1-6H3
CH$LINK: INCHIKEY LPZCNTXUCIGYQK-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 5.73
AC$CHROMATOGRAPHY: SOLVENT A water including 0.1% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile including 0.1% formic acid

MS$FOCUSED_ION: PRECURSOR_TYPE [M+HCOO]-
MS$FOCUSED_ION: PRECURSOR_M/Z 929.4739

PK$SPLASH: splash10-001i-0000000193-d0cba8d24a2ce117dd4b
PK$NUM_PEAK: 24
PK$PEAK: m/z int. rel.int.
  59.01143 20.0 28
  119.03283 22.0 31
  163.0625 22.0 31
  164.06279 20.0 28
  205.0589 19.0 27
  247.08353 21.0 30
  289.10516 20.0 28
  555.34198 18.0 25
  719.38361 20.0 28
  719.41455 20.0 28
  737.39569 18.0 25
  737.422 51.0 72
  737.43842 20.0 28
  738.41266 20.0 28
  740.42767 23.0 32
  750.06409 20.0 28
  883.46741 707.0 999
  884.47943 206.0 291
  885.45557 19.0 27
  885.492 63.0 89
  886.4903 18.0 25
  922.30463 26.0 37
  929.46704 216.0 305
  929.49634 181.0 256
//