Total Synthesis of Racemic Laurenditerpenol, an HIF-1 Inhibitor

被引:38
作者
Jung, Michael E. [1 ]
Im, G-Yoon Jamie [1 ]
机构
[1] Univ Calif Los Angeles, Dept Chem & Biochem, Los Angeles, CA 90064 USA
基金
美国国家科学基金会;
关键词
CYCLIC MESO-ANHYDRIDES; DIELS-ALDER REACTIONS; CINCHONA ALKALOIDS; PRIMARY ALCOHOLS; CANCER-THERAPY; DEOXYGENATION; ANALOGS; DESYMMETRIZATION; ZOANTHAMINE; FRAGMENTS;
D O I
10.1021/jo902029x
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The convergent total synthesis of the HIF-1 inhibitor laurenditerpenol 1 and its diastereomer 1' is reported. The key step involves the Julia-Kocienski olefination-reduction process between the sulfone 55 and the aldehyde 54. The unusual trimethylated oxanorbornane sulfone 55 was successfully synthesized from the known exo Diels-Alder adduct 24 of 2,5-dimethylfuran 7 and maleic anhydride 23 in 8 steps. The aldehyde 54 was prepared by ring-opening and elaboration of lactone 41. In addition, four analogues of I were also successfully synthesized for biological testing.
引用
收藏
页码:8739 / 8753
页数:15
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