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MassBank Record: PR304407

Digitonin; LC-ESI-QTOF; MS2

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

ACCESSION: PR304407
RECORD_TITLE: Digitonin; 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$NAME: Digitonin
CH$COMPOUND_CLASS: Steroidal saponins
CH$FORMULA: C56H92O29
CH$EXACT_MASS: 1229.323
CH$SMILES: C[C@H]1[C@H]2[C@@H](O[C@]11CC[C@@H](C)CO1)[C@@H](O)[C@H]1[C@@H]3CC[C@H]4C[C@@H](O[C@@H]5O[C@H](CO)[C@H](O[C@@H]6O[C@H](CO)[C@@H](O)[C@H](O[C@@H]7OC[C@@H](O)[C@H](O)[C@H]7O)[C@H]6O[C@@H]6O[C@H](CO)[C@H](O)[C@H](O[C@@H]7O[C@H](CO)[C@@H](O)[C@H](O)[C@H]7O)[C@H]6O)[C@H](O)[C@H]5O)[C@H](O)C[C@]4(C)[C@H]3CC[C@]21C
CH$IUPAC: InChI=1S/C56H92O29/c1-19-7-10-56(75-17-19)20(2)31-45(85-56)37(67)32-22-6-5-21-11-26(24(61)12-55(21,4)23(22)8-9-54(31,32)3)76-50-42(72)39(69)44(30(16-60)80-50)81-53-48(47(36(66)29(15-59)79-53)83-49-40(70)33(63)25(62)18-74-49)84-52-43(73)46(35(65)28(14-58)78-52)82-51-41(71)38(68)34(64)27(13-57)77-51/h19-53,57-73H,5-18H2,1-4H3/t19-,20+,21+,22-,23+,24-,25-,26-,27-,28-,29-,30-,31+,32-,33+,34-,35+,36-,37+,38+,39-,40-,41-,42-,43-,44+,45-,46+,47+,48-,49+,50-,51+,52+,53+,54-,55+,56-/m1/s1
CH$LINK: INCHIKEY UVYVLBIGDKGWPX-KUAJCENISA-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 6.986633
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 1229.579703

PK$SPLASH: splash10-0059-4091003703-fdbce341f35ce02a7481
PK$NUM_PEAK: 46
PK$PEAK: m/z int. rel.int.
  295.0632 51.0 51
  295.08832 37.0 37
  317.40259 67.0 67
  325.11258 81.0 81
  456.43106 39.0 39
  457.1485 39.0 39
  457.17886 46.0 46
  611.35516 53.0 53
  611.3916 62.0 62
  612.36249 37.0 37
  612.38281 37.0 37
  612.40704 48.0 48
  619.21332 175.0 175
  620.19128 46.0 46
  621.20514 37.0 37
  764.19843 37.0 37
  773.41528 76.0 76
  773.46967 37.0 37
  774.45441 39.0 39
  781.20886 78.0 78
  781.2738 445.0 445
  782.24969 58.0 58
  782.4649 39.0 39
  783.24188 200.0 200
  783.28925 39.0 39
  874.09021 37.0 37
  905.44965 92.0 92
  905.52631 53.0 53
  906.4798 39.0 39
  935.49548 122.0 122
  935.52728 94.0 94
  937.45264 37.0 37
  937.49957 46.0 46
  1067.51868 159.0 159
  1067.5575 85.0 85
  1068.51318 39.0 39
  1068.54846 41.0 41
  1068.59363 37.0 37
  1069.51697 37.0 37
  1097.50964 106.0 106
  1097.57812 37.0 37
  1098.60242 51.0 51
  1099.5791 39.0 39
  1224.36035 37.0 37
  1229.57959 1000.0 999
  1229.65601 90.0 90
//

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