期刊
CHEMICAL COMMUNICATIONS
卷 46, 期 8, 页码 1250-1252出版社
ROYAL SOC CHEMISTRY
DOI: 10.1039/b922769e
关键词
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资金
- National Natural Science Foundation of China [20732003, 20702033]
- PCSIRT [IRT 0846]
- Major State Basic Research and Development Program [2010CB833300]
A simple and highly efficient N,N'-dioxide organocatalyst system was developed for the asymmetric alpha-chlorination of cyclic beta-ketoesters using easily available NCS as the chlorine source to provide a series of optically active alpha-chloro-beta-ketoesters in excellent yields with 90-98% ee.
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