Spectrophotometric determination of some antidepressant drugs using 3-methylbenzothiazolin-2-one hydrazone

被引:12
作者
Revanasiddappa, HD [1 ]
Manju, B [1 ]
机构
[1] Univ Mysore, Dept Studies Chem, Mysore 570006, Karnataka, India
关键词
antidepressant drugs; spectrophotometry;
D O I
10.1016/S0928-0987(99)00056-1
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
A sensitive spectrophotometric method for the determination of amitriptyline hydrochloride, nortriptyline hydrochloride and doxepin hydrochloride in pure and dosage forms, is described. The method is based on the oxidative coupling of the drugs with 3-methylbenzothiazolin-2-one hydrazone in the presence of iron(III) chloride in 1 M hydrochloric acid. The commonly encountered excipients and additives do not interfere with the determinations. Results of the present method are comparable with those of official methods. The new method offers the advantage of simplicity and rapidity. (C) 1999 Published by Elsevier Science B.V. All rights reserved.
引用
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页码:221 / 225
页数:5
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