[PDF] Top 20 Visible Spectrophotometric Determination of Gemigliptin using Charge Transfer Complex

... to gemigliptin in buffer medium where the drug is subjected to ...of gemigliptin in the order of increasing concentration to a fixed amount of oxidant, consumption of oxidant and hence, results in a ... See full document

... and chemically it is 2,2-dihydroxy-l,3,-indandione. It is a reagent having carbonyl group and was successfully used for assay of a number of pharmaceutical compounds containing nitrogeneous functional groups like amino ... See full document

... by spectrophotometric methods through complexation ,Charge transfer and ion-pair ...by spectrophotometric methods have also been developed ...several visible spectrophotometric ... See full document

... quantitative determination of KT in bulk and dosage ...KT using 2,4-dinitrophenylhydrazine (DNPH) and 7,7′,8,8′-tetracyanoquinodimethane (TCNQ) as ...products using spectroscopic ... See full document

... but using dichloroethane instead of methanol as a ...nm using a UV 1800 (Shimadzu, Japan) UV-Vis instrument connected to a TCC-ZUOA (Shimadzu, Japan) temperature controller ... See full document

... The first factor evaluated in this study was the solvent employed. The solvent plays an important role in CT reactions, since it must be able to facilitate the total CT and then allow the complex dissociation and ... See full document

... molecular complex and the working procedure are the same as described elsewhere [19, 20] and in the chapter ...700-200nm using a Shimadzu UV-visible spectrophotometer model UV 1700 Pharma spec with a ... See full document

... sensitive spectrophotometric methods based on charge transfer complex formation reactions for the determination of sulfa drugs was developed and ...the determination of sulfa ... See full document

... The charge-transfer complexation reactions of rabeprazole sodium (RB) as electron donor and some electron acceptors have been ...accurate spectrophotometric methods for the analysis of RB in ... See full document

... The effect of pH on the extraction of colchicine was studied within the range of 1-13. The effect of pH was studied by extracting the ion-pair complex in presence of H 3 PO4-KOH buffer. Dependence of extraction ... See full document

... the determination of almotriptan malate in commercial dosage ...extractable complex of almotriptan malate with wool fast ...association complex is a special form of molecular complex resulting ... See full document

... form charge-transfer complexes with a variety of electron donors such as anthracene [35], some aniline derivatives [36] and also with some amines ...the transfer of an electron from a π-molecular ... See full document

... the determination of this drug in the body fluid and pharmaceutical ...sensitive spectrophotometric method for determination of Etodolac via the reaction of the drug with ferric ion Fe 3+ to form the ... See full document

... sensitive spectrophotometric method is described for the quantitative determination of ...on charge transfer complexation reaction of, erythromycin as n-electron donor with 2, 3 ... See full document

... same complex with same ...the determination of the association constant and extinction co-efficient of loosely bounded complexes in solution by ...u.v. visible spectrophotometric ...the ... See full document

... A simple, sensitive and accurate spectrophotometric method has been developed for the estimation of lamivudine in bulk and pharmaceutical dosage forms. The amino group in lamivudine is diazotised with sodium ... See full document

... UV-Visible Spectrophotometric method was developed for the determination of chlorpheniramine maleate in pure and its pharmaceutical ...routine determination of selected drugs under the study ... See full document

... The reagents utilized in the proposed methods are normal cost and readily available and the procedure does not involve any critical reaction conditions or tedious sample preparation. The proposed analytical method is ... See full document

... Dutasteride is a synthetic 4-azasteroid compound belonging to the class of 5-alpha-reductase inhibitors used in the treatment of benign prostatic hyperplasia in men and male pattern baldness. This study is aimed at ... See full document

... proposed visible spectrophotometric methods enable quantitative determination of amprenavir in bulk drug samples and ...Efficient visible spectrophotometric detection of the drug at ... See full document