Article,

Identification of lamivudine conformers by Raman scattering measurements and quantum chemical calculations

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JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS, 43 (5): 1885-1889 (2007)
DOI: 10.1016/j.jpba.2007.01.014

Abstract

Characterization of nucleoside and non-nucleoside human immunodeficiency virus (HIV) reverse transcriptase inhibitors conformers, NRTIs and NNRTIs, respectively, is fundamental for an improved treatment of infected individuals. Three conformers in lamivudine I powder are quickly identified in this work by assignment of some Raman peaks to their vibrational frequencies, as obtained by first principles quantum chemical calculations. The method is proposed as a practical procedure for non-destructive identification, analysis, and process monitoring of NRTIs and NNRTIs conformers. (c) 2007 Elsevier B.V. All rights reserved.

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