Tetrahedron Letters p. 2413 - 2416 (1993)
Update date:2022-08-04
Topics:
Maradyn, David J.
Sydnes, Leiv K.
Weedon, Alan C.
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
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