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The invention of radical chain reactions: Part XIV. A decarboxylative radical addition to quinones

โœ Scribed by Derek H.R. Barton; Dominique Bridon; Samir Z. Zardb

Book ID
108371816
Publisher
Elsevier Science
Year
1987
Tongue
French
Weight
483 KB
Volume
43
Category
Article
ISSN
0040-4020

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The invention of radical reactions: Part
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โœ Derek H.R. Barton; Brigitte Lacher; Boguslaw Misterkiewicz; Samir Z. Zard ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 433 KB

Irradiation with visible light of N-hydraxy-2-thiopyridone esters f in the presence of sulphur dioxidrgave the corresponding th~os~fp~o~otes 4 in good yiefd. These could be converted to s&phones 5 by-treatment with KOH and an alkylating ogent. Alternatively, exposure to sulphuryl chloride followed b