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MassBank Record: MSBNK-Fukuyama_Univ-FU000305

dulcoside B; LC-ESI-QQ; MS2; CE:40V; [M-H]-

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

ACCESSION: MSBNK-Fukuyama_Univ-FU000305
RECORD_TITLE: dulcoside B; LC-ESI-QQ; MS2; CE:40V; [M-H]-
DATE: 2016.01.19 (Created 2010.03.30, modified 2011.05.06)
AUTHORS: Matsuura F, Ohta M, Kittaka M, Faculty of Life Science and Biotechnology, Fukuyama University
LICENSE: CC BY-SA
PUBLICATION: Masaya Ohta, Shingo Sasa, Ai Inoue, Tatsuya Tamai, Isao Fujita, Koji Morita and Fumito Matsuura (2010) Characterization of Novel Steviol Glycosides from Leaves of
COMMENT: [Chemical] Source; leaves of Stevia rebaudiana Morita and Stevia rebaudiana Bertoni

CH$NAME: dulcoside B
CH$COMPOUND_CLASS: Natural Product; Steviol glycoside
CH$FORMULA: C38H60O17
CH$EXACT_MASS: 788.38305
CH$SMILES: C(O)(=O)C(C)(C7)C([H])(C6(CC7)C)CCC(C1)(C([H])56)CC(C(CC5)(OC(O3)C(OC(O4)C(O)C(O)C(O)C(C)4)C(C(C3CO)O)OC(O2)C(O)C(C(O)C2CO)O)1)=C
CH$IUPAC: InChI=1S/C38H60O17/c1-16-12-37-10-6-20-35(3,8-5-9-36(20,4)34(48)49)21(37)7-11-38(16,15-37)55-33-30(54-31-27(46)25(44)22(41)17(2)50-31)29(24(43)19(14-40)52-33)53-32-28(47)26(45)23(42)18(13-39)51-32/h17-33,39-47H,1,5-15H2,2-4H3,(H,48,49)/t17-,18+,19+,20-,21-,22-,23+,24+,25+,26-,27+,28+,29-,30+,31-,32-,33-,35+,36+,37+,38-/m0/s1
CH$LINK: CHEMSPIDER 24606166
CH$LINK: INCHIKEY RAIDWZDHEYTVLQ-KKZJXQHPSA-N

AC$INSTRUMENT: 2695 HPLC Quadro Micro API, Waters
AC$INSTRUMENT_TYPE: LC-ESI-QQ
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40.0 V
AC$MASS_SPECTROMETRY: DATAFORMAT Centroid
AC$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 898 L/Hr
AC$MASS_SPECTROMETRY: DESOLVATION_TEMPERATURE 399 C
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE LOW-ENERGY CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: SCANNING 1 amu/sec (m/z = 20-2040)
AC$MASS_SPECTROMETRY: SOURCE_TEMPERATURE 100 C
AC$CHROMATOGRAPHY: COLUMN_NAME TSK-GEL Amide-80 2.0 mm X 250 mm (TOSOH)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 82/18 at 0 min, 66/34 at 60 min.
AC$CHROMATOGRAPHY: FLOW_RATE 0.2 ml/min
AC$CHROMATOGRAPHY: RETENTION_TIME 7.270 min
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.57 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN
AC$CHROMATOGRAPHY: SOLVENT B H2O

MS$FOCUSED_ION: PRECURSOR_M/Z 787.00
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-

PK$SPLASH: splash10-000i-0000002900-034a05c47404ffe65655
PK$NUM_PEAK: 15
PK$PEAK: m/z int. rel.int.
  317.2 8139 19
  413.2 4967 12
  478.9 8744 20
  606.3 4373 10
  607.3 9245 22
  624.3 39640 93
  625.1 85780 200
  625.7 4738 11
  640.7 17320 40
  641.5 6861 16
  785.6 4316 10
  786.3 144900 339
  787.0 427600 999
  787.8 107200 250
  788.6 12540 29
//

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