ACCESSION: MSBNK-BS-BS003164
RECORD_TITLE: Pygenic acid B a; LC-ESI-QTOF; MS2; CE:40 eV; [M-H]-
DATE: 2017.12.01 (Created 2014.07.25)
AUTHORS: Plant Biology, The Noble Foundation, Ardmore, OK, US/Dennis Fine, Daniel Wherritt, and Lloyd Sumner
LICENSE: CC BY-NC-SA

CH$NAME: Pygenic acid B a
CH$COMPOUND_CLASS: Natural Product; N/A
CH$FORMULA: C₃₀H₄₈O₅
CH$EXACT_MASS: 488.3502
CH$SMILES: [C@@H]1([C@H]([C@]([C@]2([C@](C1)([C@@]3([C@@](CC2)([C@]4(C(=CC3)[C@]5([C@@](CC4)(CC[C@H]([C@@H]5C)C)C(=O)O)[H])C)C)[H])C)[H])(C)CO)O)O
CH$IUPAC: InChI=1S/C30H48O5/c1-17-9-12-30(25(34)35)14-13-28(5)19(23(30)18(17)2)7-8-22-26(3)15-20(32)24(33)27(4,16-31)21(26)10-11-29(22,28)6/h7,17-18,20-24,31-33H,8-16H2,1-6H3,(H,34,35)/t17-,18+,20-,21-,22-,23+,24-,26+,27-,28-,29-,30+/m1/s1
CH$LINK: CAS 89786-83-4
CH$LINK: INCHIKEY JXSVIVRDWWRQRT-UMCOSQRYSA-N
CH$LINK: PUBCHEM CID:12308659

AC$INSTRUMENT: Bruker impact HD
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40 eV
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: ISOLATION_WIDTH 5
AC$MASS_SPECTROMETRY: PEAK_WIDTH 0.014
AC$MASS_SPECTROMETRY: MASS_RANGE_M/Z 94.8438-1505.04
AC$CHROMATOGRAPHY: COLUMN_NAME Waters Acquity BEH C18 1.7um x 2.1 x 150 mm
AC$CHROMATOGRAPHY: FLOW_GRADIENT 95/5 at 0 min, 20/80 at 35 min; 5/95 at 35 min, 5/95 at 38 min; 95/5 at 38.1 min, 95/5 at 45 min
AC$CHROMATOGRAPHY: FLOW_RATE FLOW_RATE 560 uL / min
AC$CHROMATOGRAPHY: SOLVENT A water with 0.05% formic acid
AC$CHROMATOGRAPHY: SOLVENT B acetonitrile with 0.05 % formic acid
AC$CHROMATOGRAPHY: RETENTION_TIME 1134 sec

MS$FOCUSED_ION: PRECURSOR_M/Z 487.3427
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: WHOLE convert from Bruker Library Editor (https://github.com/MassBank/MassBank2NIST)

PK$SPLASH: splash10-000i-0000900000-4c467e27aee45fc75e8f
PK$NUM_PEAK: 8
PK$PEAK: m/z int. rel.int.
  407.2989 1 1
  485.3280 2 2
  487.2326 1 1
  487.3427 999 999
  487.4464 2 2
  488.3457 274 274
  489.3485 21 21
  490.3503 2 2
//