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Efficient Preparation of 4-Iodofuran-2(5H)-ones by Iodolactonisation of 2,3-Allenoates with I2

Chunling Fu, Shengming Ma*

*Laboratory of Molecular Recognition and Synthesis, Department of Chemistry, Zhejiang University, 310027 Hangzhou, Zhejiang, P. R. China, Email:

C. Fu, S. Ma, Eur. J. Org. Chem., 2005, 3942-3945.

DOI: 10.1002/ejoc.200500296


The facile iodolactonisation of ethyl 2,3-allenoates with I2 in aqueous MeCN gave 4-iodofuran-2(5H)-ones in moderate to high yields.

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S. Ma, F. Yu, Tetrahedron, 2005, 61, 9896-9901.

Key Words

Allenes, Cyclisation, Esters, Iodination, Butenolides

ID: J24-Y2005-1490