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Synthesis of alpha-methylene carboxylic acid esters from allene, carbon monoxide, and an alcohol with iron or ruthenium carbonyl catalysts

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1. PROCESS FOR PREPARING ESTERS OF ALPHA-METHYLENE CARBOXYLIC ACIDS WHICH COMPRISES REACTING ALLENE AND A MONOHYDRIC ALCOHOL SELECTED FROM THE CLASS CONSISTING OF ALKANOLS AND CYCLOALKANOLS WITH CARBON MONOXIDE UNDER A PRESSURE OF AT LEAST 100 ATMOSPHERES AT A TEMPERATURE OF 120 TO 250*C. AND IN CONTACT WITH A METAL CARBONYL CATALYST SELECTED FROM THE CLASS CONSISTING OF IRON CARBONYLS AND RUTHENIUM CARBONYLS.
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