Synthesis of substituted 5-diethoxymethy
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S. Nakhar; I. G. Tishchenko; O. N. Bubel'; V. I. Biba
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Article
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1987
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Springer US
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English
โ 345 KB
The preparative experiments were carried out by the method described below. A l-mmole portion of 2,4,6-triarylverdazyl [i] and i mmole of dicyanobromomethane [8] or cyanoethoxycarbonylbromomethane are mixed together in 25 ml of benzene. On the following day the precipitated mixture of salts is filte