ACCESSION: MSBNK-RIKEN-PR304384
RECORD_TITLE: Saikosaponin D; 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: 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$SPLASH: splash10-001i-0000603900-392f4eb2cb95d4bcfadc
PK$NUM_PEAK: 40
PK$PEAK: m/z int. rel.int.
  419.33481 36.0 36
  426.67554 43.0 43
  437.34265 37.0 37
  437.35968 34.0 34
  438.34244 77.0 77
  452.68253 36.0 36
  455.29184 36.0 36
  455.33521 128.0 128
  455.35501 120.0 120
  455.37756 39.0 39
  456.35074 83.0 83
  457.32999 39.0 39
  457.38486 32.0 32
  459.81671 37.0 37
  472.60745 34.0 34
  473.37131 191.0 191
  474.36673 37.0 37
  474.38394 63.0 63
  521.35242 51.0 51
  583.388 36.0 36
  584.41309 32.0 32
  603.43256 32.0 32
  619.41345 233.0 233
  619.43292 118.0 118
  619.45026 67.0 67
  620.43402 126.0 126
  620.46643 39.0 39
  620.90698 39.0 39
  734.4115 34.0 34
  745.48859 34.0 34
  763.43439 154.0 154
  763.49158 41.0 41
  764.39087 34.0 34
  764.453 51.0 51
  764.49677 36.0 36
  765.45502 32.0 32
  766.46301 34.0 34
  780.55438 32.0 32
  781.47437 1000.0 999
  781.52069 152.0 152
//