3-Zircona-1-cyclopentenes and zirconacyclopentanes react with aldehydes at or below 25 °C to give the corresponding carbonyl addition products, i.e., 7-membered oxazirconacycles, which can be readily converted to the corresponding alcohols via protonolysis and 5-iodoalcohols via iodinolysis; the latter product can be further converted to 7-membered lactones via Pd-catalyzed carbonylation.
3-Zircona-1-cyclopentenes和zirconacyclopentanes在25°C或更低的温度下与醛反应,生成相应的羰基加成产物,即7元氧杂碳杂环,可通过质子分解容易地转化为相应的醇,通过
碘分解可将其转化为5-
碘醇。 ; 后者产物可通过Pd催化的羰基化进一步转化为7元内酯。