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MassBank Record: PR308981

Spirostane + 2O, -2H, O-Hex-dHex-dHex; LC-ESI-QTOF; MS2

Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk)

ACCESSION: PR308981
RECORD_TITLE: Spirostane + 2O, -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-SA NC
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$NAME: Spirostane + 2O, -2H, O-Hex-dHex-dHex
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C45H72O18
CH$EXACT_MASS: 901.053
CH$SMILES: OCC9OC(OC6CC5=CCC4C(CC(O)C3(C)(C4(CC2OC1(OC(O)C(C)CC1)C(C)C23)))C5(C)CC6)C(OC7OC(C)C(O)C(O)C7(O))C(O)C9(OC8OC(C)C(O)C(O)C8(O))
CH$IUPAC: InChI=1S/C45H72O18/c1-17-9-12-45(63-39(17)55)18(2)29-26(62-45)14-25-23-8-7-21-13-22(10-11-43(21,5)24(23)15-28(47)44(25,29)6)58-42-38(61-41-35(53)33(51)31(49)20(4)57-41)36(54)37(27(16-46)59-42)60-40-34(52)32(50)30(48)19(3)56-40/h7,17-20,22-42,46-55H,8-16H2,1-6H3
CH$LINK: INCHIKEY MWTJVBOEJQIILT-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 5.63
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 945.4717

PK$SPLASH: splash10-0002-0200000169-e79e8b4ee92d8f8c0892
PK$NUM_PEAK: 14
PK$PEAK: m/z int. rel.int.
  113.03038 29.0 111
  119.03468 36.0 138
  179.05417 40.0 154
  205.07291 18.0 69
  248.08852 23.0 88
  737.4187 18.0 69
  738.41693 58.0 223
  899.44952 83.0 319
  899.46948 260.0 999
  900.46503 79.0 304
  900.49908 84.0 323
  901.45105 20.0 77
  902.49304 57.0 219
  945.48175 222.0 853
//

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