从藏药藏波罗花的95%乙醇提取物中分离得到了1个新的单萜类环烯醚。采用1H NMR、13C NMR、EI及HR-EI等方法鉴定结构分别为(1R,6S,8R,9R)-1-ethoxy-8-methyl-1,5,6,7,8,9-hexahydrocyclopenta[c]pyran-4-carbaldehyde,该化合物为新化合物。
A new iridoid named ( 1 R, 6S, 8R ,9R) -1 -ethoxy-8 -methyl-1,5,6,7,8,9-hexahydroeyclopentaE~~ pyran-4-carb- aldehyde ( 1 ) was isolated from the Tibetan folk medicine Incarvillea younghusbandii Sprague. Its structure was elucida- ted by spectral methods,e, g. 1D and 2D NMR and HRMS.