Origin of the Regiochemistry in the Photochemical Cycloaddition Reaction of 2-Cyclopentenone with Allene: Trapping of Triplet 1,4-Biradical Intermediates with Hydrogen Selenide

DOI: 10.1016/S0040-4039(00)60429-X

Source and publish data:

Tetrahedron Letters p. 2413 - 2416 (1993)

Update date:2022-08-04

Topics:

Authors:

Maradyn, David J.

Sydnes, Leiv K.

Weedon, Alan C.

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Article abstract of DOI:10.1016/S0040-4039(00)60429-X

The photochemical cycloaddition reaction between 2-cyclopentenone and allene in toluene at -78 deg C yields cyclobutane adducts with head-to-head and head-to-tail regiochemistry in a ratio of 88:12.In the presence of high concentrations of hydrogen seleni

Full text of DOI:10.1016/S0040-4039(00)60429-X

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