Tetrahedron Letters p. 8799 - 8802 (1995)
Update date:2022-08-04
Topics:
Nemoto, Hideo
Shiraki, Motohiro
Fukumoto, Keiichiro
The iodonium ion mediated ring expansion of the olefinic cyclobutanols 19, 20 and 22 gave the mixture of iodoalkylated cyclopentanones 27a-c and 28a-c, respectively. On the other hand, the same reaction of 24-26 afforded stereoselectively the iodoalkylated cyclopentanones 27d and 27e.
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