Sequential Oxidation-Prins Reaction Processes Induced by the Same Iron Salt: Direct Access to 2-Aryl-4-Chloro-Tetrahydropyrans from Benzyl Alcohols
作者:Fabienne Fache、Olivier Piva、Mickaël Muselli
DOI:10.1055/s-0033-1339306
日期:——
A clay-supported iron(III) nitrate (Clayfen) was used as a stoichiometric reagent to first oxidize benzylic alcohols. The aldehydes thus obtained were converted in situ into tetrahydropyrans by way of a Prins cyclization induced by iron species already present in the media.
粘土负载的
硝酸铁(III)(Clayfen)用作
化学计量试剂,首先氧化
苯甲醇。如此获得的醛通过由介质中已经存在的
铁物质诱导的 Prins 环化作用原位转化为
四氢吡喃。