Highly enantio- and diastereoselective allylic alkylation of Morita-Baylis-Hillman carbonates with allyl ketones

Guanghu Tong, Bo Zhu, Richmond Lee, Wenguo Yang, Davin Tan, Caiyun Yang, Zhiqiang Han, Lin Yan, Kuo-Wei Huang, Zhiyong Jiang

Research output: Contribution to journalArticlepeer-review

38 Scopus citations

Abstract

The asymmetric allylic alkylation of Morita-Baylis-Hillman (MBH) carbonates with allyl ketones has been developed. The α-regioselective alkylation adducts, containing a hexa-1,5-diene framework with important synthetic value, were achieved in up to 83% yield, >99% ee, and 50:1 dr by using a commercially available Cinchona alkaloid as the catalyst. From the allylic alkylation adduct, a cyclohexene bearing two adjacent chiral centers was readily prepared. © 2013 American Chemical Society.
Original languageEnglish (US)
Pages (from-to)5067-5072
Number of pages6
JournalJournal of Organic Chemistry
Volume78
Issue number10
DOIs
StatePublished - Apr 26 2013

Bibliographical note

KAUST Repository Item: Exported on 2020-10-01
Acknowledgements: Financial support from the National Natural Science Foundation of China (No. 21072044, 21202034), the Program for New Century Excellent Talents in University of Ministry of Education (NCET-11-0938), Excellent Youth Foundation of Henan Scientific Committee (114100510003) and Specialized Research Fund for the Doctoral Program of Higher Education (20104103120002) are greatly appreciated. We also thank Professor Choon-Hong Tan (Nanyang Technological University, Singapore) and Professor Fuwei Li (Lanzhou Institute of Chemical Physics, PR China) for their generous help in high resolution mass spectrum analysis.

ASJC Scopus subject areas

  • Organic Chemistry

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