reactions with isoprene, cyclopentadiene, and cyclohexa-1,3-diene; the adducts (4) and (5a,b) can be transformed into the leucoquinizarins (6) and (7a,b) which are potentially valuable precursors of anthracyclinone analogues.
标题化合物(3a)与
异戊二烯,
环戊二烯和环己-1,3-二烯进行狄尔斯-阿尔德反应;加合物(4)和(5a,b)可被转化为亮
氨酸
喹啉酸酯(6)和(7a,b),它们是
蒽环素类似物的潜在有价值的前体。