Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms

The paper describes a new and simple approach for spectrophotometric determination of tricyclic antidepressant drug amitriptyline. Enhancement of the colour intensity of the Fe(III)-SCN− complex on addition of the drug amitriptyline forms the basis of the proposed method. The value of molar absorpti...

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Main Authors: Pankaj Soni, Deepak Sinha, Rajmani Patel
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Journal of Spectroscopy
Online Access:http://dx.doi.org/10.1155/2013/783457
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author Pankaj Soni
Deepak Sinha
Rajmani Patel
author_facet Pankaj Soni
Deepak Sinha
Rajmani Patel
author_sort Pankaj Soni
collection DOAJ
description The paper describes a new and simple approach for spectrophotometric determination of tricyclic antidepressant drug amitriptyline. Enhancement of the colour intensity of the Fe(III)-SCN− complex on addition of the drug amitriptyline forms the basis of the proposed method. The value of molar absorptivity of the Fe(III)-SCN− amitriptyline ion pair complex in terms of the drug lies in the range of (2.82–3.36) × 103 L·mol−1·cm−1 at the absorption maximum 460 nm. The detection limit of the method was 0.3 μg·mL−1. The slope, intercept, and correlation coefficients for the present method were found to be 0.008, 0.002, and +0.998, respectively. The effect of analytical variables on the determination of the drug and the composition of the complex are discussed in the paper. The method is applicable in the determination of amitriptyline in pharmaceutical preparations.
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spelling doaj-art-9c6413f4ba794c4ba487a6019ce239522025-02-03T01:24:27ZengWileyJournal of Spectroscopy2314-49202314-49392013-01-01201310.1155/2013/783457783457Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage FormsPankaj Soni0Deepak Sinha1Rajmani Patel2Department of Chemistry, Government Danveer Tularam College, Utai, Durg, C.G. 490001, IndiaDepartment of Chemistry, Government Nagarjun P.G. Science College, Raipur, C.G. 492001, IndiaDepartment of Chemistry, Government College, Bhanpuri, Bastar, C.G. 494224, IndiaThe paper describes a new and simple approach for spectrophotometric determination of tricyclic antidepressant drug amitriptyline. Enhancement of the colour intensity of the Fe(III)-SCN− complex on addition of the drug amitriptyline forms the basis of the proposed method. The value of molar absorptivity of the Fe(III)-SCN− amitriptyline ion pair complex in terms of the drug lies in the range of (2.82–3.36) × 103 L·mol−1·cm−1 at the absorption maximum 460 nm. The detection limit of the method was 0.3 μg·mL−1. The slope, intercept, and correlation coefficients for the present method were found to be 0.008, 0.002, and +0.998, respectively. The effect of analytical variables on the determination of the drug and the composition of the complex are discussed in the paper. The method is applicable in the determination of amitriptyline in pharmaceutical preparations.http://dx.doi.org/10.1155/2013/783457
spellingShingle Pankaj Soni
Deepak Sinha
Rajmani Patel
Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
Journal of Spectroscopy
title Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
title_full Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
title_fullStr Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
title_full_unstemmed Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
title_short Simple, Rapid and Sensitive UV-Visible Spectrophotometric Method for Determination of Antidepressant Amitriptyline in Pharmaceutical Dosage Forms
title_sort simple rapid and sensitive uv visible spectrophotometric method for determination of antidepressant amitriptyline in pharmaceutical dosage forms
url http://dx.doi.org/10.1155/2013/783457
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