ACCESSION: MSBNK-RIKEN-PR308978
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 5.68
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 929.4762

PK$SPLASH: splash10-001i-0100000092-17f1a7a073bc018d4fc6
PK$NUM_PEAK: 15
PK$PEAK: m/z int. rel.int.
  113.01726 20.0 66
  119.03462 21.0 69
  143.03792 18.0 59
  165.06679 19.0 62
  247.08607 47.0 154
  737.39478 20.0 66
  883.47491 304.0 999
  884.44934 61.0 200
  884.48035 73.0 240
  885.47736 81.0 266
  885.49921 40.0 131
  886.51965 28.0 92
  887.52295 23.0 76
  890.12878 18.0 59
  929.48535 182.0 598
//