A NOTE ON COLORIMETRIC DETERMINATION OF BUTYROPHENONES WITH 3,5-DINITROBENZOIC ACID

被引:17
作者
HAEMERS, A
VANDENBOSSCHE, W
机构
[1] Department of Pharmaceutical Chemistry, University of Ghent
关键词
D O I
10.1111/j.2042-7158.1969.tb08306.x
中图分类号
R9 [药学];
学科分类号
1007 ;
摘要
Butyrophenones react with 3,5‐dinitrobenzoic acid in an alkaline medium with the formation of a red coloured complex. This reaction can be used for the quantitative determination of these drugs in pharmaceutical preparations. The influence of the ethanol concentration, the alkalinity and the reagent concentration was investigated separately. The results show that the proposed method is suitable for the assay of solutions and tablets. It requires less time than existing methods. 1969 Royal Pharmaceutical Society of Great Britain
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页码:531 / +
页数:1
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