708. Melanin and its precursors. Part VII. Synthesis of methylated 5: 6-dihydroxyindoles, β-(4: 5-dihydrox-2-methylphenyl) alanine, and related amines

RIT Cromartie, J Harley-Mason

Index: Cromartie; Harley-Mason Journal of the Chemical Society, 1953 , p. 3525,3527

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Citation Number: 7

Abstract

(1)(II i)(11)(117) potassium cyanide into the corresponding cyanide (VII). Hydrogenation of (VII) gave 2-(2: 4: 5-trimethoxy-3: 6-dimethylphenyl) ethylamine, demethylated by hydrobromic acid to the corresponding trihydroxy-amine (VIII). On oxidation with potassium