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MassBank Record: PR304369

Saikosaponin D; LC-ESI-QTOF; MS2

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

ACCESSION: PR304369
RECORD_TITLE: Saikosaponin D; 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: registered in RIKEN PlaSMA

CH$NAME: Saikosaponin D
CH$COMPOUND_CLASS: Triterpene saponins
CH$FORMULA: C42H68O13
CH$EXACT_MASS: 780.993
CH$SMILES: C[C@H]1O[C@@H](O[C@H]2CC[C@@]3(C)[C@@H](CC[C@]4(C)[C@@H]3C=CC35OC[C@@]6(CCC(C)(C)CC36)C(O)C[C@@]45C)[C@]2(C)CO)[C@H](O)C(OC2OC(CO)C(O)C(O)[C@H]2O)C1O
CH$IUPAC: InChI=1S/C42H68O13/c1-21-28(46)33(55-34-31(49)30(48)29(47)22(18-43)53-34)32(50)35(52-21)54-27-10-11-37(4)23(38(27,5)19-44)8-12-39(6)24(37)9-13-42-25-16-36(2,3)14-15-41(25,20-51-42)26(45)17-40(39,42)7/h9,13,21-35,43-50H,8,10-12,14-20H2,1-7H3/t21-,22?,23-,24-,25?,26?,27+,28?,29?,30?,31-,32-,33?,34?,35+,37+,38+,39-,40+,41-,42?/m1/s1
CH$LINK: INCHIKEY KYWSCMDFVARMPN-DISCDMJRSA-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 POSITIVE
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 8.253117
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 781.4732687

PK$SPLASH: splash10-001i-0000402900-a0857ec624a3dff43e09
PK$NUM_PEAK: 44
PK$PEAK: m/z int. rel.int.
  102.52975 15.0 15
  386.3017 15.0 15
  407.32196 17.0 17
  419.23291 21.0 21
  437.33844 71.0 71
  437.36237 35.0 35
  438.32681 18.0 18
  438.35309 37.0 37
  450.0275 21.0 21
  450.28036 24.0 24
  455.01538 19.0 19
  455.29495 15.0 15
  455.32529 33.0 33
  455.35355 256.0 256
  456.23834 16.0 16
  456.33478 15.0 15
  457.35822 36.0 36
  473.34235 26.0 26
  473.37369 34.0 34
  474.35553 17.0 17
  474.37482 61.0 61
  475.36032 15.0 15
  601.3927 15.0 15
  619.41974 151.0 151
  619.44635 50.0 50
  620.40985 72.0 72
  620.43481 38.0 38
  620.46484 26.0 26
  621.42761 33.0 33
  635.36462 17.0 17
  635.41913 34.0 34
  636.43872 19.0 19
  733.45721 15.0 15
  746.39868 24.0 24
  747.45569 15.0 15
  763.45856 216.0 216
  763.50018 38.0 38
  764.46942 15.0 15
  764.5033 15.0 15
  765.46539 15.0 15
  779.6734 16.0 16
  780.6825 21.0 21
  781.45032 240.0 240
  781.48486 1000.0 999
//

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