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Mahender Rao Siripragada, Prabhakar Chebiyyam, Rajender Kumar Potlapally, Chandra Sekhar Batchu, Ramabhadra Sarma Mamillapalli, Om Reddy Gaddam: Process for the preparation of new antidiabetic agents. Dr Reddy s Laboratories, Ladas and Parry, May 29, 2007: US07223881

The present invention relates to an improved process for the preparation of novel antidiabetic compounds having formula (1) where R1 represents hydrogen or lower alkyl group and X represents hydrogen or halogen atom


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Om Reddy Gaddam, Ramabhadra Sarma Mamillapalli, Prabhakar Chebiyyam, Madhusudan Gutta: Pharmaceutically acceptable salts of phenoxazine and phenothiazine compounds. Dr Reddy s Laboratories, Ladas & Parry, May 24, 2005: US06897199

The present invention relates to pharmaceutically acceptable salts of compound of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containi ...


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Prabhakar Chebiyyam, Ramabhadra Sarma Mamillapalli, Vyas Krishnamurthi, Vishnuvardhan Reddy Seella, Om Reddy Gaddam: Polymorphic forms of 5-[4-[2-[n-methyl-n-(2-pyridyl)amino[ethoxy]benzyl] thiazolidine-2,4-dione maleate and process for their preparation. Dr Reddy s Laboratories, Dr Reddy s Laboratories, Milagros A Cepeda, Robert A Franks, July 10, 2007: US07241895

This invention relates to novel polymorphic/pseudopolymorphic forms of 5-[4-[2[N-methyl-N-(2-pyridyl)amino]ethoxy]benzyl]thiazolidine-2,4-dione maleate having formula (I). The invention also relates to a pharmaceutical composition comprising the novel polymorphic form or their mixture and a pharmace ...


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Prabhakar Chebiyyam, Rajender Kumar Potlapally, Chinna Bakki Reddy Gade, Balaram Mahanti Satish, Ramabhadra Sarma Mamillapalli, Om Reddy Gaddam: Process for the preparation of thiazolidine-2,4-dione derivatives. Dr Reddy&apos s Research Foundation, Ladas & Parry, October 22, 2002: US06469167

An improved process for the preparation of 5-[4-[[3-Methyl-4-oxo-3,4-dihydroquinazolin-2-yl]methoxy]benzyl]thiazolidine-2,4-dione of formula (1) which comprises: reducing the compound of formula (2′) where R represents a (C


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Prabhakar Chebiyyam, Ramabhadra Sarma Mamillapalli, Vyas Krishnamurthi, Vishnuvardhan Reddy Seella, Om Reddy Gaddam: Novel polymorphic forms of 5-[4-[2-[n-methyl-n-(2-pyridyl)amino[ethoxy]benzyl] thiazolidine-2,4-dione maleate and process for their preparation. Ladas & Parry, April 8, 2004: US20040068116-A1

This invention relates to novel polymorphic/pseudopolymorphic forms of 5-[4-[2[N-methyl-N-(2-pyridyl)amino]ethoxy]benzyl] thiazolidine-2,4-dione maleate having formula (I). The invention also relates to a pharmaceutical composition comprising the novel polymorphic form or their mixture and a pharmac ...


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Om Reddy Gaddam, Ramabhadra Sarma Mamillapalli, Prabhakar Chebiyyam, Madhusudan Gutta: Pharmaceutically acceptable salts of tricyclic compounds. Dr Reddy S Laboratories, Ladas & Parry, November 14, 2002: US20020169146-A1

The present invention relates to pharmaceutically acceptable salts of compound of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containi ...


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Mahender Rao Siripragada, Prabhakar Chebiyyam, Rajender Kumar Potlapally, Chandra Sekhar Batchu, Ramabhadra Sarma Mamillapalli, Om Reddy Gaddam: Process for the preparation of new antidiabetic agents. Dr Reddy S Laboratories, Ladas & Parry, July 3, 2003: US20030125553-A1

The present invention relates to an improved process for the preparation of novel antidiabetic compounds having formula (1) where R1 represents hydrogen or lower alkyl group and X represents hydrogen or halogen atom. 1


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