Regiocontrolled Diels–-Alder reactions of 9-chloro-10-hydroxyanthracene-1,4-dione
作者:Ramesh C. Gupta、David A. Jackson、Richards J. Stoodley
DOI:10.1039/c39820000929
日期:——
The title compound reacts with isoprene in the presence of aluminium chloride of boron trifluoride–ether to give the 2-methyl derivative of 6-chloro-11-hydroxy-14,4a, 12a-tetrahydronaphthacene-5,12-done;in the presence of boron triacetate, the 3-methyl isomer is the major product.
在
三氟化硼-
乙醚的
氯化铝存在下,标题化合物与
异戊二烯反应,生成6-
氯-11-羟基-14,4a,12a-四氢
萘并5,12-done的2-甲基衍
生物;在存在下在
三乙酸硼中,3-甲基异构体是主要产物。