Abstract
The substance isolated from Liebig''s meat extract by Kutscher''s method gave the same analysis as [gamma]-butyrobetain, differing in melting point of its gold salt. By catalytic reduction [gamma]-butyrobetain was obtained. One carboxyl and 3 methyl groups attached to N were determined. Possible formulas are [image] The former is preferred and the substance called crotonbetain.

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