反应条件
titanium tetrachloride; potassium carbonate 1) CH2Cl2, 72h, reflux 2) MeOH, 10h, r.t.; Yield given. Multistep reaction;
参考文献
Harwood, Laurence M.; Jackson, Brian; Prout, Keith; Witt, Fiona J.
Tetrahedron Letters, 1990 , vol. 31, # 13 p. 1885 - 1888