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Preparation of the azo dyes; diazobenzene-acetoacet-alpha-naphthylamide; diazo-alpha-naphthylamine-acetoacetanilide and the isomeric meta- and para-nitro derivatives of diazobenzene-acetoacetanilideRussell, Ella G. January 1928 (has links)
I. Dyes were prepared by coupling para- and meta- nitroaniline and alpha-naphthylamine with aceto-acetanilide.
II. Intermediates were prepared by condensing para- and meta-nitroaniline and alpha-naphthylamine with aceto-acetanilide.
III. Dyes were prepared by diazotizing aniline and coupling with the para- and meta-nitro-aceto-acetanilide. To the present writing, our attempts to couple diazotized aniline with aceto-acet-alpha-naphthylamide have failed because of the extreme insoluble character of the intermediate. / M.S.
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