Uttam Kumar Ray

Identification, isolation and characterization of process related impurities in ezetimibe

Srikanth Guntupalli, Uttam Kumar Ray, N. Murali et al. · Journal of Pharmaceutical and Biomedical Analysis · 2013 · 20 citations

Chemical Engineering, Engineering, Effluent Disposal +4

A Validated RP‐HPLC Method for theDetermination of Impurities in Montelukast Sodium

N. Rashmitha, T. Joseph Sunder Raj, Ch. Srinivas et al. · Journal of Chemistry · 2009 · 20 citations · Full text

Validated Rp‐hplc Method, Engineering, Montelukast Sodium +17

A new stability indicating reverse phase high performance liquid chromatography method for the determination of enantiomeric purity of a DPP‐4 inhibitor drug linagliptin

Appalacharyulu Salapaka, B. Kishore Babu, Raghu Babu Korupolu et al. · Electrophoresis · 2019 · 20 citations

Enantiomeric Purity, Enantiomeric Separation, Pharmacotherapy +19

Identification of oxidative degradation impurities of Olanzapine drug substance as well as drug product

P. Sreenivasa Rao, Uttam Kumar Ray, S. G. Hiriyanna et al. · Journal of Pharmaceutical and Biomedical Analysis · 2011 · 18 citations

Psychoactive Drug, Oxidative Degradation Impurities, Biochemistry +9

Efficient Approach to Pure Entacapone and Related Compounds

G. Srikanth, Uttam Kumar Ray, D.V. Narayana Rao et al. · Synthetic Communications · 2012 · 16 citations

Natural Product Synthesis, Bioorganic Chemistry, Entacapone 1 +10