The composition and stability of the complex formed between diphenyltin dichloride, Ph2 SnCl2, and Na-3-alizarin sulphonate, alizarin red-S, have been studied spectrophoto- metrically in dilute ethanolic Solutions. The effect of rise in the temperature, from 22-60° C, on the stability of the complex is recorded.
No direct change in colour was observed when dilute ethanolic solution of stannous chloride was added to alizarin red-S, but it was found that the complex requires 2-3 days to be formed.
Some physical properties of the red solid complex obtained from the reaction of Ph2 SnCl2 and alizarin red-S are reported.
Primary Language | English |
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Subjects | Chemical Engineering |
Journal Section | Research Article |
Authors | |
Publication Date | January 1, 1985 |
Published in Issue | Year 1985 Volume: 31 |
Communications Faculty of Sciences University of Ankara Series B Chemistry and Chemical Engineering
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