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Determination of Busulfan in Tablets by NMR Spectroscopy
Authors:John Turczan  Cesar Lau-cam
Affiliation:1. Food and Drug Administration New York Regional Laboratory , Brooklyn, New York, 11232;2. St. John's University, College of Pharmacy &3. Allied Health Professions , Jamaica, New York, 11439
Abstract:A simple NMR spectroscopic method is described for the assay of busulfan in tablets. Methenamine is used as the internal standard and chloroform-d as the solvent. The mean recovery value for the drug from standard mixtures was 99.3 ± 0.182% w/w (n = 5) by the NMR method and 99.2% (n = 2) by the official method. The mean content of busulfan in commercial tablet samples was 99.4 ± 0.16 (range 99.1 – 99.6)% w/w (CV = 0.16%, n = 10) by the NMR method and 99.5 ± 0.17 (range 99.2 – 99.8)% w/w (CV = 0.17%, n = 10) by the official method.
Keywords:Busulfan  NMR Analysis  Busulfan Tablets  NMR Analysis.
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