Synlett 2017; 28(18): 2453-2459
DOI: 10.1055/s-0036-1588488
cluster
© Georg Thieme Verlag Stuttgart · New York

(HMe2SiCH2)2: A Useful Reagent for B(C6F5)3-Catalyzed Reduction–Lactonization of Keto Acids: Concise Syntheses of (–)-cis-Whisky and (–)-cis-Cognac Lactones

Authors

  • Hengmu Xie

    a   Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu, 610041, P. R. of China   eMail: zhenleisong@scu.edu.cn
  • Ji Lu

    a   Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu, 610041, P. R. of China   eMail: zhenleisong@scu.edu.cn
  • Yingying Gui

    a   Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu, 610041, P. R. of China   eMail: zhenleisong@scu.edu.cn
  • Lu Gao

    a   Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu, 610041, P. R. of China   eMail: zhenleisong@scu.edu.cn
  • Zhenlei Song  *

    a   Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu, 610041, P. R. of China   eMail: zhenleisong@scu.edu.cn
    b   State Key Laboratory of Elemento-organic Chemistry, Nankai University, Tianjin, 300071, P. R. of China

We are grateful for financial support from the National Natural Science Foundation of China (21290180, 21622202, 21502125).
Weitere Informationen

Publikationsverlauf

Received: 23. April 2017

Accepted after revision: 10. Juni 2017

Publikationsdatum:
19. Juli 2017 (online)


Graphical Abstract

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Published as part of the Cluster Silicon in Synthesis and Catalysis

Abstract

(HMe2SiCH2)2 has been utilized as a useful reagent for B(C6F5)3-catalyzed reduction–lactonization of keto acids to synthesize γ- and δ-lactones. The process led concisely to (–)-cis-whisky and (–)-cis-cognac lactones in respective overall yields of 32% and 36%.

Supporting Information