Convergent de novo synthesis of vineomycinone B2 methyl ester

被引:27
作者
Chen, Qian [1 ]
Zhong, Yashan [2 ]
O'Doherty, George A. [2 ]
机构
[1] Guangdong Univ Technol, Guangzhou 510006, Guangdong, Peoples R China
[2] Northeastern Univ, Boston, MA 02115 USA
基金
美国国家科学基金会; 中国国家自然科学基金;
关键词
ASYMMETRIC-SYNTHESIS; ENANTIOSELECTIVE SYNTHESIS; DIHYDROXYLATION; PORTION; MOIETY;
D O I
10.1039/c3cc44050h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
An efficient de novo synthesis of vineomycinone B-2 methyl ester has been achieved. The longest linear route required only 14 steps from achiral commercially available startingmaterials (4.0% overall yield). The key transformations included the de novo asymmetric synthesis of two key fragments, whichwere joined by a convergent late stage Suzuki's glycosylation for the construction of the aryl beta-C-glycoside. A subsequent BBr3 one-pot debenzylation, demethylation and air oxidation provided vineomycinone B-2 methyl ester.
引用
收藏
页码:6806 / 6808
页数:3
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