Published March 31, 1948
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CONDENSATION OF ALDEHYDES WITH MALONIC ACID. PART XXI. CONDENSATION OF 5-BROMOVANILLIN. THE INFLUENCE OF A BROMO GROUP IN ASSOCIATION WITH A HYDROXY AND A METHOXY GROUP
Description
5-Bromovanillin is condensed with malonic acid and gives, instand of the expected cinnamic acid derivative, 5-bromo-3-methoxy-4-hydroxybenzylidene-malonic acid. Under special conditions the yield approaches 70%.
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