MassBank Record: BML00087



 Riboflavin; LC-ESI-QTOF; MS2; CE 20 ev; [M-H]- 
Mass Spectrum
Chemical Structure
Generated by the Chemistry Development Kit (http://github.com/cdk) \n

ACCESSION: BML00087
RECORD_TITLE: Riboflavin; LC-ESI-QTOF; MS2; CE 20 ev; [M-H]-
DATE: 2016.01.19 (2012.10.26)
AUTHORS: Cuthbertson DJInstitute of Biological Chemistry, Washington State University, Johnson SRInstitute of Biological Chemistry, Washington State University, Lange BMInstitute of Biological Chemistry, Washington State University, Institute of Biological Chemistry, Washington State University
LICENSE: CC BY-SA
COMMENT: relative retention time with respect to 9-anthracene Carboxylic Acid is 0.581

CH$NAME: Riboflavin CH$NAME: 7,8-dimethyl-10-(2,3,4,5-tetrahydroxypentyl)-3,10-dihydrobenzo[g]pteridine-2,4 -dione CH$COMPOUND_CLASS: N/A CH$FORMULA: C17H20N4O6 CH$EXACT_MASS: 376.138284 CH$SMILES: CC1=CC2=C(C=C1C)N(C3=NC(=O)NC(=O)C3=N2)CC(C(C(CO)O)O)O CH$IUPAC: InChI=1S/C17H20N4O6/c1-7-3-9-10(4-8(7)2)21(5-11(23)14(25)12(24)6-22)15-13(18-9)16(26)20-17(27)19-15/h3-4,11-12,14,22-25H,5-6H2,1-2H3,(H,20,26,27) CH$LINK: CAS 83-88-5 CH$LINK: CHEMSPIDER 1043 CH$LINK: PUBCHEM CID:1072 CH$LINK: INCHIKEY AUNGANRZJHBGPY-UHFFFAOYSA-N
AC$INSTRUMENT: Agilent 1200 RRLC; Agilent 6520 QTOF AC$INSTRUMENT_TYPE: LC-ESI-QTOF AC$MASS_SPECTROMETRY: MS_TYPE MS2 AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE AC$MASS_SPECTROMETRY: COLLISION_ENERGY 20 ev AC$MASS_SPECTROMETRY: COLLISION_GAS N2 AC$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$CHROMATOGRAPHY: RETENTION_TIME 4.275 AC$CHROMATOGRAPHY: SOLVENT A water with 0.2% acetic acid AC$CHROMATOGRAPHY: SOLVENT B methanol with 0.2% acetic acid
MS$FOCUSED_ION: BASE_PEAK 255 MS$FOCUSED_ION: PRECURSOR_M/Z 375.1310 MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
PK$SPLASH: splash10-0a4i-0090000000-b683f76d54995777550d PK$NUM_PEAK: 17 PK$PEAK: m/z int. rel.int. 105.741 29 14 116.0456 31 15 116.751 20 9 210.0648 28 13 210.9317 33 16 212.0824 236 112 217.002 40 19 241.0709 145 69 248.9 21 10 255.0889 2104 999 255.1217 35 17 255.1396 31 15 255.1949 30 14 255.2403 30 14 255.5387 22 10 255.5614 23 11 294.5872 24 11 //