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Orthoferulic acid was isolated in small amount (5 mg/300 g fresh wt.) from an alkaline hydrolyzate of an ethanolic extract of wheat shoots. This phenolic acid was found in shoots only at certain stages of growth and was absent from embryos, grains, or roots. Traces of 8-methoxycoumarin were also shown to be present.
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El-Basyouni et al. (1964) studied this question.
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