نتایج جستجو برای: pharmaceutical preparation

تعداد نتایج: 236668  

Journal: :Chemical communications 2015
Tingting Li Shengbin Zhou Jiang Wang José Luis Aceña Vadim A Soloshonok Hong Liu

We report herein that the NaOMe-catalyzed reactions between the chiral glycine Schiff base (S)-4 with 2-cyanobenzaldehyde 3a provide for a convenient preparation of the novel α-(1-oxoisoindolin-3-yl)glycine 1 of high pharmaceutical potential. The reactions involve at least eight synthetic steps and can mechanistically be realized only with application of Ni(II) complexes described in this study.

Journal: :Journal of neurology, neurosurgery, and psychiatry 1987
J L Juncos G Fabbrini M M Mouradian C Serrati A M Kask T N Chase

A controlled release preparation of levodopa-carbidopa, CR III, given every 4 hours to 17 Parkinsonian patients for up to 10 months reduced plasma drug variations and improved motor response fluctuations compared with standard levodopa-carbidopa given every 2 hours. The results support the value of pharmaceutical approaches to the stabilisation of circulating levodopa levels in the treatment of...

2012
SAVITA S YADAV

Rapid liquid chromatographic procedure has been developed for the simultaneous determination of Atenolol and Indapamide in a bulk drug and pharmaceutical formulation. The method uses C18 stationary phases and micellar mobile phases of 0.07M sodium dodecyl sulfate (SDS) pH 3 adjusted with phosphate buffer and 15% (v/v) 1propanol as organic modifier and ultraviolet detection at 229 nm are used fo...

Journal: :Indian journal of pharmaceutical sciences 2015
B Yilmaz S Kaban B K Akcay

In this study, simple, fast and reliable cyclic voltammetry, linear sweep voltammetry, square wave voltammetry and differential pulse voltammetry methods were developed and validated for determination of etodolac in pharmaceutical preparations. The proposed methods were based on electrochemical oxidation of etodolac at platinum electrode in acetonitrile solution containing 0.1 M lithium perchlo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...

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