MassBank Record: AC000613

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Stachybocin B; LC-ESI-ITFT; MS2; CE: 35; R=17500; [M+H]+

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

ACCESSION: AC000613
RECORD_TITLE: Stachybocin B; LC-ESI-ITFT; MS2; CE: 35; R=17500; [M+H]+
DATE: 2017.07.07
AUTHORS: Justin B. Renaud, Mark W. Sumarah, Agriculture and Agri-Food Canada
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2017
PUBLICATION: Renaud, J. B.; Sumarah, M. W. Data Independent Acquisition-Digital Archiving Mass Spectrometry: Application to Single Kernel Mycotoxin Analysis of Fusarium Graminearum Infected Maize. Analytical and Bioanalytical Chemistry 2016, 408 (12), 3083–91. DOI:10.1007/s00216-016-9391-5
COMMENT: CONFIDENCE isolated standard

CH$NAME: Stachybocin B
CH$NAME: (2S)-6-[(3R,7R,8R,8aS)-3,4'-dihydroxy-4,4,7,8a-tetramethyl-6'-oxospiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-3,8-dihydrofuro[2,3-e]isoindole]-7'-yl]-2-[(2R,3S,7R,8R,8aS)-2,3,4'-trihydroxy-4,4,7,8a-tetramethyl-6'-oxospiro[2,3,4a,5,6,7-hexahydro-1H-naphthalene-8,2'-3,8-dihydrofuro[2,3-e]isoindole]-7'-yl]hexanoic acid
CH$COMPOUND_CLASS: Natural Product; Fungal metabolite
CH$FORMULA: C52H70N2O11
CH$EXACT_MASS: 898.4979700000000093496055342257022857666015625
CH$SMILES: C[C@@H]1CCC2[C@@]([C@@]13CC4=C(C=C5C(=C4O3)CN(C5=O)CCCC[C@@H](C(=O)O)N6CC7=C8C(=C(C=C7C6=O)O)C[C@@]9(O8)[C@@H](CCC1[C@@]9(C[C@H]([C@H](C1(C)C)O)O)C)C)O)(CC[C@H](C2(C)C)O)C
CH$IUPAC: InChI=1S/C52H70N2O11/c1-26-12-14-38-47(3,4)40(58)16-17-49(38,7)51(26)21-30-35(55)19-28-32(41(30)64-51)24-53(44(28)60)18-10-9-11-34(46(62)63)54-25-33-29(45(54)61)20-36(56)31-22-52(65-42(31)33)27(2)13-15-39-48(5,6)43(59)37(57)23-50(39,52)8/h19-20,26-27,34,37-40,43,55-59H,9-18,21-25H2,1-8H3,(H,62,63)/t26-,27-,34+,37-,38?,39?,40-,43-,49+,50+,51-,52-/m1/s1
CH$LINK: INCHIKEY ZRTGPZGAMCJZNA-CRDDFVEESA-N
CH$LINK: KNAPSACK C00016148
CH$LINK: PUBCHEM CID:10509958

AC$INSTRUMENT: Q-Exactive Orbitrap Thermo Scientific
AC$INSTRUMENT_TYPE: LC-ESI-ITFT
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE POSITIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 35(NCE)
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE HCD
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$MASS_SPECTROMETRY: IONIZATION_VOLTAGE 3.9 kV
AC$MASS_SPECTROMETRY: RESOLUTION 17500
AC$CHROMATOGRAPHY: COLUMN_NAME Agilent RRHD Eclipse 50 x 2 mm, 1.8 uM
AC$CHROMATOGRAPHY: FLOW_GRADIENT 100:0 at 0 min, 100:0 at 0.5 min, 0:100 at 3.5 min, 0:100 at 5.5 min, 100:0 at 7 min
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL min-1
AC$CHROMATOGRAPHY: NAPS_RTI 1456
AC$CHROMATOGRAPHY: RETENTION_TIME 4.07
AC$CHROMATOGRAPHY: SOLVENT A H2O 0.1% FA
AC$CHROMATOGRAPHY: SOLVENT B ACN 0.1% FA

MS$FOCUSED_ION: BASE_PEAK 817.475
MS$FOCUSED_ION: PRECURSOR_M/Z 899.5047
MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+
MS$DATA_PROCESSING: DEPROFILE Proteowizard
MS$DATA_PROCESSING: INTENSITY CUTOFF 0.05 Base Peak
MS$DATA_PROCESSING: RECALIBRATE based on Fragment ion formula determination

PK$SPLASH: splash10-0159-0024504190-9082e05765da042386f0
PK$ANNOTATION: 178.0491 C9H8N1O3+ -4.28
PK$NUM_PEAK: 21
PK$PEAK: m/z int. rel.int.
  178.0499 7165585.5 46
  189.1638 5294766.0 34
  244.0968 36567364.0 243
  246.1125 5292900.0 34
  368.222 15607138.0 103
  380.222 12598364.0 83
  384.2143 41947852.0 279
  396.2169 12926549.0 85
  421.1367 11127922.0 73
  432.2507 6737790.0 44
  434.2663 48121664.0 320
  450.2612 34136704.0 227
  468.2745 6947393.0 45
  609.2932 8841597.0 58
  611.3089 19085090.0 126
  627.3038 49505120.0 329
  645.3144 7204422.0 47
  799.4654 21586360.0 143
  817.476 149694704.0 999
  818.4753 6168371.5 40
  835.4865 22357722.0 148
//