反应条件
1: With 1,1,1,3,3,3-hexamethyl-disilazane in acetonitrile Methylation; cyclization; Heating; 2: With cesium fluoride Ring cleavage; 48 h; Heating;
参考文献
Bassindale, Alan R.; Parker, David J.; Patel, Pravin; Taylor, Peter G.
Tetrahedron Letters, 2000 , vol. 41, # 25 p. 4933 - 4936