期刊
TETRAHEDRON LETTERS
卷 50, 期 30, 页码 4381-4383出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.tetlet.2009.05.038
关键词
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资金
- National Natural Science Foundation of China [20732005, 20872127, J0830413]
- National Basic Research Program of China [2009CB825300]
- CAS Academician Foundation of Zhejiang Province
A variety of polysubstituted tetrahydrofuran and indene derivatives were prepared in moderate to excellent yields via the cycloadditions of vinylidenecyclopropanes with common aldehydes in the presence of Lewis acid. The polysubstituted tetrahydrofuran 3 Could undergo further trans formations to the indene product 4 and furan derivatives 5. (C) 2009 Elsevier Ltd. All rights reserved.
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