𝔖 Bobbio Scriptorium
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γ-Tetrahydropyranyloxy-α,β-acetylenic Ketones

✍ Scribed by ROBERTSON, DALE N.


Book ID
126311901
Publisher
American Chemical Society
Year
1961
Tongue
English
Weight
206 KB
Volume
26
Category
Article
ISSN
0022-3263

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β-Halovinyl ketones: Synthesis from acet
✍ Mikio Taniguchi; Shozo Kobayashi; Masako Nakagawa; Tohru Hino; Yoshito Kishi 📂 Article 📅 1986 🏛 Elsevier Science 🌐 French ⚖ 189 KB

The reaction of terminal acetylenic ketones with NaI or LiBr gave almost exclusively E-B-iodo-or E-8-bromovinyl ketones in trifluoroacetic acid, while Z-Biodo-or Z-B-bromovinyl ketones were the major products in acetic acid. Trimethylsilyl iodide and oromide reacted smoothly with acetylenic ketones