There is provided a novel method of synthesizing certain tetracyclic quinones. In particular, there is provided a novel route to the synthesis of (+)-7-deoxydaunomycinone and analogs thereof, which includes the provision of novel tri- and tetracyclic quinone intermediates. The -7-deoxydaunomycinone derived from naturally occurring daunomycin is a known compound, which is itself an intermediate in the preparation of the clinically accepted anti-tumor antibiotics daunomycine and its derivative adriamycin.
提供了一种新的合成某些四环喹酮的方法。具体而言,提供了一种合成(+)-7-去氧达诺霉素酮及其类似物的新路线,其中包括提供新的
三环和四环喹酮中间体。由天然达诺霉素衍生的-7-去氧达诺霉素酮是一种已知化合物,它本身是制备临床接受的抗肿瘤抗生素达诺霉素及其衍
生物阿霉素的中间体。