
Bulletin of the Chemical Society of Japan p. 2957 - 2965 (1998)
Update date:2022-07-30
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Mase, Nobuyuki
The reactions of α-(arylsulfinyl) enones with alkyl radicals having a hydroxy or acetal group were examined under photo-irradiation in the presence of benzophenone. High diastereoselectivity was observed in the photo-induced radical reaction of 2-(arylsulfinyl)-2-cyclopentenones having a bulky aryl group, such as the 2,4,6-triisopropylphenyl or 2,4, 6-trimethylphenyl group. The photo-induced reaction of 3-[(2,4,6-triisopropylphenyl)sulfinyl]-3- pentene-2-one in 1,3-dioxolane also gave a single diastereomer of the 1,3- dioxolan-2-yl adduct.
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Doi:10.1016/S0960-894X(98)00548-4
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