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Volumn 49, Issue 5, 2009, Pages 1287-1291
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Isolation and characterization of a potential process related impurity of phenazopyridine HCl by preparative HPLC followed by MS-MS and 2D-NMR spectroscopy
a
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Author keywords
2D NMR; ESI MS MS; Impurity profile; Phenazopyridine HCl; Semi preparative HPLC
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Indexed keywords
3 PHENYL 5 PHENYLAZOPYRIDINE 2,6 DIAMINE;
DIAMINE DERIVATIVE;
PHENAZOPYRIDINE;
UNCLASSIFIED DRUG;
ARTICLE;
DRUG DETERMINATION;
DRUG IMPURITY;
DRUG ISOLATION;
DRUG SYNTHESIS;
ELECTROSPRAY MASS SPECTROMETRY;
HIGH PERFORMANCE LIQUID CHROMATOGRAPHY;
PRIORITY JOURNAL;
PROTON NUCLEAR MAGNETIC RESONANCE;
ANESTHETICS, LOCAL;
CHROMATOGRAPHY, HIGH PRESSURE LIQUID;
DRUG CONTAMINATION;
GUIDELINES AS TOPIC;
MAGNETIC RESONANCE SPECTROSCOPY;
MODELS, CHEMICAL;
PHENAZOPYRIDINE;
SPECTROMETRY, MASS, ELECTROSPRAY IONIZATION;
SPECTROSCOPY, FOURIER TRANSFORM INFRARED;
TANDEM MASS SPECTROMETRY;
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EID: 67349207095
PISSN: 07317085
EISSN: None
Source Type: Journal
DOI: 10.1016/j.jpba.2009.03.004 Document Type: Article |
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Times cited : (10)
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References (24)
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