ACCESSION: MSBNK-Washington_State_Univ-BML81295
RECORD_TITLE: Ginkgolide B; LC-ESI-QTOF; MS; POSITIVE
DATE: 2016.01.19 (Created 2012.10.26)
AUTHORS: Cuthbertson DJ, Johnson SR, Lange BM, Institute of Biological Chemistry, Washington State University
LICENSE: CC BY-SA
COMMENT: relative retention time with respect to 9-anthracene Carboxylic Acid is 0.731

CH$NAME: Ginkgolide B
CH$COMPOUND_CLASS: N/A
CH$FORMULA: C₂₀H₂₄O₁₀
CH$EXACT_MASS: 424.136947
CH$SMILES: CC1C(=O)OC2C1(C34C(=O)OC5C3(C2O)C6(C(C5)C(C)(C)C)C(C(=O)OC6O4)O)O
CH$IUPAC: InChI=1S/C20H24O10/c1-6-12(23)28-11-9(21)18-8-5-7(16(2,3)4)17(18)10(22)13(24)29-15(17)30-20(18,14(25)27-8)19(6,11)26/h6-11,15,21-22,26H,5H2,1-4H3
CH$LINK: CAS 99796-69-7
CH$LINK: CHEMSPIDER 58739
CH$LINK: PUBCHEM CID:65243
CH$LINK: INCHIKEY SQOJOAFXDQDRGF-UHFFFAOYSA-N

AC$INSTRUMENT: Agilent 1200 RRLC; Agilent 6520 QTOF
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: SCANNING m/z 100-1000
AC$CHROMATOGRAPHY: COLUMN_NAME Agilent C8 Cartridge Column 2.1X30mm 3.5 micron (guard); Agilent SB-Aq 2.1x50mm 1.8 micron (analytical)
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 60 C
AC$CHROMATOGRAPHY: FLOW_GRADIENT linear from 98A/2B at 0 min to 2A/98B at 13 min, hold 6 min at 2A/98B, reequilibration 98A/2B (5 min)
AC$CHROMATOGRAPHY: FLOW_RATE 0.6 ml/min
AC$CHROMATOGRAPHY: RETENTION_TIME 5.393
AC$CHROMATOGRAPHY: SOLVENT A water with 0.2% acetic acid
AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.2% acetic acid

PK$SPLASH: splash10-004i-0000900000-4c9402420c6d10b33db2
PK$NUM_PEAK: 2
PK$PEAK: m/z int. rel.int.
425.1441765 241395 999
447.126118 116685 483
//