Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities

Three unknown impurities in rosiglitazone maleate 1 bulk drug at level below 0.1% (ranging from 0.05 to 0.1%) were detected by simple reverse phase high performance liquid chromatography. These impurities were preliminarily identified with LC-MS and characterized by the mass number of the impurities...

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Main Authors: Singamsetty Radha Krishna, Mandava Venkata Naga Brahmeshwar Rao, Tirmalaraju Satyanaryana Raju, Vurimidi Himabindu, Ghanta Mahesh Reddy
Format: Article
Language:English
Published: Wiley 2008-01-01
Series:E-Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2008/308724
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author Singamsetty Radha Krishna
Mandava Venkata Naga Brahmeshwar Rao
Tirmalaraju Satyanaryana Raju
Vurimidi Himabindu
Ghanta Mahesh Reddy
author_facet Singamsetty Radha Krishna
Mandava Venkata Naga Brahmeshwar Rao
Tirmalaraju Satyanaryana Raju
Vurimidi Himabindu
Ghanta Mahesh Reddy
author_sort Singamsetty Radha Krishna
collection DOAJ
description Three unknown impurities in rosiglitazone maleate 1 bulk drug at level below 0.1% (ranging from 0.05 to 0.1%) were detected by simple reverse phase high performance liquid chromatography. These impurities were preliminarily identified with LC-MS and characterized by the mass number of the impurities. Different experiments were conducted and finally synthesized and characterized the unknown impurities.
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institution Kabale University
issn 0973-4945
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publishDate 2008-01-01
publisher Wiley
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series E-Journal of Chemistry
spelling doaj-art-af1455d7da884e00915916dfc7179ed62025-02-03T06:05:10ZengWileyE-Journal of Chemistry0973-49452090-98102008-01-015356256610.1155/2008/308724Isolation, Synthesis and Characterization of Rosiglitazone Maleate ImpuritiesSingamsetty Radha Krishna0Mandava Venkata Naga Brahmeshwar Rao1Tirmalaraju Satyanaryana Raju2Vurimidi Himabindu3Ghanta Mahesh Reddy4Research and Development, Dr. Reddy's Laboratories Ltd., Integrated Product and Development, Unit-III, Plot No. 116, S V Co-Op. Ind. Estate, Bollaram, Jinnaram, Medak Dist 502 325; A P, IndiaResearch and Development, Dr. Reddy's Laboratories Ltd., Integrated Product and Development, Unit-III, Plot No. 116, S V Co-Op. Ind. Estate, Bollaram, Jinnaram, Medak Dist 502 325; A P, IndiaResearch and Development, Dr. Reddy's Laboratories Ltd., Integrated Product and Development, Unit-III, Plot No. 116, S V Co-Op. Ind. Estate, Bollaram, Jinnaram, Medak Dist 502 325; A P, IndiaInstitute of Sciences and Technology, Center for Environmental Sciences, J.N.T. University, Kukatpally, Hyderabad-500072, IndiaResearch and Development, Dr. Reddy's Laboratories Ltd., Integrated Product and Development, Unit-III, Plot No. 116, S V Co-Op. Ind. Estate, Bollaram, Jinnaram, Medak Dist 502 325; A P, IndiaThree unknown impurities in rosiglitazone maleate 1 bulk drug at level below 0.1% (ranging from 0.05 to 0.1%) were detected by simple reverse phase high performance liquid chromatography. These impurities were preliminarily identified with LC-MS and characterized by the mass number of the impurities. Different experiments were conducted and finally synthesized and characterized the unknown impurities.http://dx.doi.org/10.1155/2008/308724
spellingShingle Singamsetty Radha Krishna
Mandava Venkata Naga Brahmeshwar Rao
Tirmalaraju Satyanaryana Raju
Vurimidi Himabindu
Ghanta Mahesh Reddy
Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
E-Journal of Chemistry
title Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
title_full Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
title_fullStr Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
title_full_unstemmed Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
title_short Isolation, Synthesis and Characterization of Rosiglitazone Maleate Impurities
title_sort isolation synthesis and characterization of rosiglitazone maleate impurities
url http://dx.doi.org/10.1155/2008/308724
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