作者: Zhaoming Xiong , Jiong Yang , Yulin Li
DOI: 10.1016/0957-4166(96)00335-7
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摘要: Abstract An efficient asymmetric synthesis of (+)-3-oxoeudesma-4,11(13)-dien-12-oic acid 4 , (+)-12-hydroxy-α-cyperone 6 and (+)-12-oxo-α-cyperone 7 from (+)-dihydrocarvone 5 is described, which involves a novel diastereoselective preparation (+)-α-cyperone 8 .