MassBank Record: AU202001

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N-Desmethyl Clarithromycin; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
Mass Spectrum
Chemical Structure
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ACCESSION: AU202001
RECORD_TITLE: N-Desmethyl Clarithromycin; LC-ESI-QTOF; MS2; CE: 10 eV; R=35000; [M+H]+
DATE: 2015.12.03
AUTHORS: Nikiforos Alygizakis, Nikolaos Thomaidis, University of Athens
LICENSE: CC BY-SA
COPYRIGHT: Copyright (C) 2015 Department of Chemistry, University of Athens
COMMENT: CONFIDENCE standard compound
COMMENT: INTERNAL_ID 2020

CH$NAME: N-Desmethyl Clarithromycin CH$NAME: 14-ethyl-12,13-dihydroxy-4-(5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl)oxy-6-[3-hydroxy-6-methyl-4-(methylamino)oxan-2-yl]oxy-7-methoxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecane-2,10-dione CH$COMPOUND_CLASS: N/A; Environmental Standard CH$FORMULA: C37H67NO13 CH$EXACT_MASS: 733.4612412 CH$SMILES: CCC1OC(=O)C(C)C(OC2CC(C)(OC)C(O)C(C)O2)C(C)C(OC2OC(C)CC(NC)C2O)C(C)(CC(C)C(=O)C(C)C(O)C1(C)O)OC CH$IUPAC: InChI=1S/C37H67NO13/c1-14-25-37(10,44)30(41)20(4)27(39)18(2)16-36(9,46-13)32(51-34-28(40)24(38-11)15-19(3)47-34)21(5)29(22(6)33(43)49-25)50-26-17-35(8,45-12)31(42)23(7)48-26/h18-26,28-32,34,38,40-42,44H,14-17H2,1-13H3 CH$LINK: CAS 101666-68-6 CH$LINK: PUBCHEM CID:13923912 CH$LINK: INCHIKEY CIJTVUQEURKBDL-UHFFFAOYSA-N CH$LINK: CHEMSPIDER 19564792
AC$INSTRUMENT: Bruker maXis Impact AC$INSTRUMENT_TYPE: LC-ESI-QTOF AC$MASS_SPECTROMETRY: MS_TYPE MS2 AC$MASS_SPECTROMETRY: ION_MODE POSITIVE AC$MASS_SPECTROMETRY: IONIZATION ESI AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID AC$MASS_SPECTROMETRY: COLLISION_ENERGY 10 eV AC$MASS_SPECTROMETRY: RESOLUTION 35000 AC$CHROMATOGRAPHY: COLUMN_NAME Acclaim RSLC C18 2.2um, 2.1x100mm, Thermo AC$CHROMATOGRAPHY: FLOW_GRADIENT 99/1 at 0-1 min, 61/39 at 3 min, 0.1/99.9 at 14-16 min, 99/1 at 16.1-20 min AC$CHROMATOGRAPHY: FLOW_RATE 200 uL/min at 0-3 min, 400 uL/min at 14 min, 480 uL/min at 16-19 min, 200 uL/min at 19.1-20 min AC$CHROMATOGRAPHY: RETENTION_TIME 9.1 min AC$CHROMATOGRAPHY: SOLVENT A 90:10 water:methanol with 0.01% formic acid and 5mM ammonium formate AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.01% formic acid and 5mM ammonium formate
MS$FOCUSED_ION: BASE_PEAK 429.2396 MS$FOCUSED_ION: PRECURSOR_M/Z 734.4685 MS$FOCUSED_ION: PRECURSOR_TYPE [M+H]+ MS$DATA_PROCESSING: RECALIBRATE identity on assigned fragments and MS1 MS$DATA_PROCESSING: REANALYZE Peaks with additional N2/O included MS$DATA_PROCESSING: WHOLE RMassBank 2.0.3
PK$SPLASH: splash10-001i-0000000900-3aef39cab18de0f4a7ba PK$ANNOTATION: m/z tentative_formula formula_count mass error(ppm) 144.1007 C7H14NO2+ 2 144.1019 -8.03 302.1963 C15H28NO5+ 5 302.1962 0.45 576.3747 C29H54NO10+ 5 576.3742 0.82 577.3815 C28[13]CH54NO10+ 1 577.3781 5.93 732.4548 C37H66NO13+ 1 732.4529 2.69 734.4702 C37H68NO13+ 1 734.4685 2.33 735.4741 C36[13]CH68NO13+ 1 735.4719 2.99 736.4782 C35[13]C2H68NO13+ 1 736.4747 4.75 737.4807 C34[13]C3H68NO13+ 1 737.474 9.09 PK$NUM_PEAK: 9 PK$PEAK: m/z int. rel.int. 144.1007 4772 30 302.1963 1264 7 576.3747 5100 32 577.3815 1672 10 732.4548 1404 8 734.4702 158672 999 735.4741 60384 380 736.4782 12792 80 737.4807 1896 11 //