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Photoreaction of 2,6-diphenyl-4H-thiopyran-4-one 1,1-dioxide with arylacetylenes

✍ Scribed by Ishibe, Nobuyuki; Hashimoto, Kiyoyasu; Sunami, Masao


Book ID
115489619
Publisher
American Chemical Society
Year
1974
Tongue
English
Weight
267 KB
Volume
39
Category
Article
ISSN
0022-3263

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## Abstract magnified image Photoisomerization of 4‐anisyl‐4‐methyl‐2,6‐diphenyl‐4__H__‐thiopyran‐1,1‐dioxide is described in the presence of a sensitizer and new mechanistic features are proposed. The relative molar ratios of the stereoselective photoproducts compared in the presence and the abse