𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Bf3 etherate mediated 1,4-addition of 1-alkenyldialkoxyboranes to α,β-unsaturated ketones. A stereoselective synthesis of γ, δ-Unsaturated ketones

✍ Scribed by Shoji Hara; Satoshi Hyuga; Masataka Aoyama; Michihiko Sato; Akira Suzuki


Publisher
Elsevier Science
Year
1990
Tongue
French
Weight
211 KB
Volume
31
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


A selective synthesis of 3-alkynl perflo
✍ Ei-ichi Takada; Shoji Hara; Akira Suzuki 📂 Article 📅 1992 🏛 John Wiley and Sons 🌐 English ⚖ 323 KB

A variet-y of3-alkynyl perfluoroaikyi ketones were prepared by a trifluoroborane etherate mediated 1,4-addition reaction of ( I -alkynyl)diisopropoxyboranes to a,p-unsaturated ketones substituted by a perfltloroalkyl group. The undesired side reaction, such as 1,2-addition of alkynyl groups, could b

1,4-Addition of triorganozincates and si
✍ Tückmantel, Werner ;Oshima, Koichiro ;Nozaki, Hitosi 📂 Article 📅 1986 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 683 KB

Lithium and magnesium triorganozincates, prepared by combination of ZnC12(TMEDA) with 3 molar equivalents of RLi or RMgX, or from dialkylzinc and 1 molar equivalent of RLi or RMgX, react with 2-cyclohexen-1-one (1) under mild conditions to produce moderate to good yields of the 1 &addition products