Reaction of 1,3-dilithioacetylides with carbonyl electrophiles: preparation of allene-1,3-dicarboxylic acids
作者:G. Rabbani Khan、Keith A. Pover、Feodor Scheinmann
DOI:10.1039/c39790000215
日期:——
1,3-Dilithioalk-1-ynes react with carbon dioxide and give alk-2,3-dien-1,5-dioic acids; in contrast the acetylenes, alk-2-yn-1,5-diols are isolated on reaction with aldehydes and ketones.
1,3-Dilithioalk-1-ynes与二氧化碳反应生成alk-2,3-dien-1,5-dioic酸;相反,在与醛和酮反应时分离出乙炔,alk-2-yn-1,5-二醇。