中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 6-Ethyl-dihydro-pyran-2,4-dione | 214960-35-7 | C7H10O3 | 142.155 |
New variations of the Maitland–Japp reaction have been developed to enable the synthesis of dihydropyrans and tetrahydropyrans with tertiary and quaternary stereocentres, including the functionalised tetrahydropyrans in Civet and the A-ring of lasonolide A.