ACCESSION: MSBNK-Fukuyama_Univ-FU000311
RECORD_TITLE: rebaudioside 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$NAME: rebaudioside B
CH$COMPOUND_CLASS: Natural Product; Steviol glycoside
CH$FORMULA: C₃₈H₆₀O₁₈
CH$EXACT_MASS: 804.37797
CH$SMILES: C(O)(=O)C(C)(C7)C([H])(C6)C(CC7)(C(C2(C6)1)([H])CCC(OC(C3OC(O5)C(O)C(C(O)C(CO)5)O)OC(C(C3OC(O4)C(O)C(C(C(CO)4)O)O)O)CO)(C2)C(=C)C1)C
CH$IUPAC: InChI=1S/C38H60O18/c1-16-11-37-9-5-20-35(2,7-4-8-36(20,3)34(49)50)21(37)6-10-38(16,15-37)56-33-30(55-32-28(48)26(46)23(43)18(13-40)52-32)29(24(44)19(14-41)53-33)54-31-27(47)25(45)22(42)17(12-39)51-31/h17-33,39-48H,1,4-15H2,2-3H3,(H,49,50)/t17-,18-,19-,20+,21+,22-,23-,24-,25+,26+,27-,28-,29+,30-,31+,32+,33+,35-,36-,37-,38+/m1/s1
CH$LINK: CHEMSPIDER 10216323
CH$LINK: INCHIKEY DRSKVOAJKLUMCL-MMUIXFKXSA-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$MASS_SPECTROMETRY: DESOLVATION_GAS_FLOW 897 L/Hr
AC$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$CHROMATOGRAPHY: RETENTION_TIME 7.932 min
AC$CHROMATOGRAPHY: SAMPLING_CONE 23.57 V
AC$CHROMATOGRAPHY: SOLVENT A CH3CN
AC$CHROMATOGRAPHY: SOLVENT B H2O

MS$FOCUSED_ION: PRECURSOR_M/Z 803.00
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-

PK$SPLASH: splash10-0udi-0000001090-d23f9051a17231fedc64
PK$NUM_PEAK: 11
PK$PEAK: m/z int. rel.int.
  317.1 35990 31
  412.7 11730 10
  479.0 13220 11
  623.2 13670 12
  640.3 112000 96
  641.2 154600 133
  801.6 17790 15
  802.3 546200 470
  803.1 1160000 999
  803.8 141600 122
  804.6 39700 34
//