Reaction of 2,2-disubstituted cyclopentanones with bromine an alkali : facile preparation of 5,5-disubstituted 2-hydroxycyclopentenones and transformation to the 3,3-disubstituted cyclopentanones
作者:Ujjal K. Banerjee、R.V. Venkateswaran
DOI:10.1016/s0040-4039(00)85973-0
日期:1983.1
Reaction of 2,2-disubstitutted cyclopentanones () with bromine followed by aqueous alkali furnishes the 5,5-disubstituted 2-hydroxycyclopent-2-en-1-ones which were transformed to the 3,3-disubstituted cyclopentanones by reduction with hydriodic and acetic acids.
2,2-二取代的环戊酮()与溴的反应,然后与碱水溶液反应,提供了5,5-二取代的2-羟基环戊-2-烯-1-酮,将其通过氢碘酸和羟基还原转化为3,3-二取代的环戊酮。醋酸。