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The cyclization of trimethylsilyl-substituted .alpha.-allenic alcohols to 3-(trimethylsilyl)-2,5-dihydrofurans and their facile autoxidation to 3-(trimethylsilyl)furans or 4-(trimethylsilyl)-2(5H)-furanones

✍ Scribed by Nikam, Sham S.; Chu, Kai Hsuan; Wang, Kung K.


Book ID
126335096
Publisher
American Chemical Society
Year
1986
Tongue
English
Weight
412 KB
Volume
51
Category
Article
ISSN
0022-3263

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✍ Fumie Sato; Hiroshi Kanbara; Youichi Tanaka πŸ“‚ Article πŸ“… 1984 πŸ› Elsevier Science 🌐 French βš– 193 KB

Hydromagnesiation of 3-trimethylsilyl-2-propyn-l-01 (&) followed by reaction with aldehydes or ketones affords (E)-3-trimethylsilyl-2-alken-1,4-diols (&), which can be readily dehydrated to 3-trimethylsilyl-2,5-dihydrofurans (3) by treatment with BF30Et2. The compounds 3\_ are converted to furans (5

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