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Home › Preparation of riboflavin, and 4,5-dimethyl-N-(D)-ribityl-2-(O-alkoxyphenylazo)-aniline intermediates

Preparation of riboflavin, and 4,5-dimethyl-N-(D)-ribityl-2-(O-alkoxyphenylazo)-aniline intermediates

US Patent 4656275 · Granted Apr 7, 1987

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