Free-radical-mediated carbonylative cyclisation of alk-4-enyl halides leading to cyclopentanones
- 1 January 1991
- journal article
- research article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 15,p. 1018-1019
- https://doi.org/10.1039/c39910001018
Abstract
Alk-4-enyl bromides and iodides 1, when treated with the tributyltin hydride/CO system, undergo carbonylative cyclisation to give Cyclopentanones in good yields (AIBN cat., benzene, 75–90 atm, [1]= 0.025–0.05 mol dm–3, 80 °C, 2–3 h).Keywords
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