MassBank Record: MSBNK-BAFG-CSL2311091982
ACCESSION: MSBNK-BAFG-CSL2311091982
RECORD_TITLE: Lamivudine carboxylic acid; LC-ESI-QTOF; MS2; 40 V
DATE: 2023.11.09
AUTHORS: Kevin S. Jewell; Björn Ehlig; Arne Wick
LICENSE: dl-de/by-2-0
COPYRIGHT: Copyright 2023 Federal Institute of Hydrology, Koblenz, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: Chromatography method: dx.doi.org/10.1016/j.chroma.2015.11.014
COMMENT: Acquisition method: 10.1002/rcm.8541
CH$NAME: Lamivudine carboxylic acid
CH$COMPOUND_CLASS: Pharmaceutical; Metabolite; Transformation_product
CH$FORMULA: C8H9N3O4S
CH$EXACT_MASS: 243.0314
CH$SMILES: O=C([C@@H]1O[C@H](N2C=CC(N)=NC2=O)CS1)O
CH$IUPAC: InChI=1S/C8H9N3O4S/c9-4-1-2-11(8(14)10-4)5-3-16-7(15-5)6(12)13/h1-2,5,7H,3H2,(H,12,13)(H2,9,10,14)/t5-,7+/m0/s1
CH$LINK: CAS
173829-09-9
CH$LINK: INCHIKEY
PIIRVEZNDVLYQA-CAHLUQPWSA-N
AC$INSTRUMENT: TripleTOF 5600 SCIEX
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 40
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: COLUMN_NAME Zorbax Eclipse Plus C18 2.1 mm x 150 mm, 3.5 um, Agilent
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 °C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0 min min 98% A, 1 min 98% A, 2 min 80% A, 16.5 min 2% A, 22 min 2% A, 22.1 min 98% A, 27 min 98% A
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 2.456 min
AC$CHROMATOGRAPHY: SOLVENT A: Water 0.1% Formic acid, B: Acetonitrile 0.1% Formic acid
MS$FOCUSED_ION: PRECURSOR_M/Z 242.0241
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: COMMENT Export with Spectra 1.9.12 MsBackendMassbank 1.7.4
MS$DATA_PROCESSING: WHOLE RMassBank 2.3.1
PK$SPLASH: splash10-01p9-9400000000-1a69786aa7f92d4759d8
PK$NUM_PEAK: 13
PK$PEAK: m/z int. rel.int.
41.9994 0.3 333
44.9982 0.1 111
60.978 0.8 888
61.9887 0.1 111
72.9908 0.1 111
72.9974 0.2 222
86.9777 0.9 999
88.9863 0.1 111
94.03 0.1 111
110.0355 0.2 222
121.0384 0.1 111
130.9657 0.6 666
136.9485 0.4 444
//