𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A Copper-Catalyzed Method for the Facially Selective Addition of Grignard Reagents to Cyclopropenes

✍ Scribed by Liao, Lian-an; Fox, Joseph M.


Book ID
127387721
Publisher
American Chemical Society
Year
2002
Tongue
English
Weight
72 KB
Volume
124
Category
Article
ISSN
0002-7863

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Copper-catalyzed conjugate addition of a
✍ Anthony Marfat; Paul Helquist πŸ“‚ Article πŸ“… 1978 πŸ› Elsevier Science 🌐 French βš– 234 KB

Methods for the annulation of five-membered rings onto pre-existing carbon skeletons are valuable in the synthesis of several classes of natural products.1,2 In this communication we wish to report a method based upon the general concept illustrated in equation 1. This approach is based upon the con

Chiral diselenide ligands for the asymme
✍ Antonio L Braga; Sandra J.N Silva; Diogo S LΓΌdtke; Roberta L Drekener; Claudio C πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 159 KB

The copper-catalyzed conjugate addition of Grignard reagents to enones in the presence of chiral diselenide oxazoline ligands has been studied and found to provide good yields and useful levels of asymmetric induction.

New chiral ligands for the asymmetric co
✍ Eric L. Stangeland; Tarek Sammakia πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 468 KB

The copper catalyzed conjugate addition of n-butyl Grignard to enones in the presence of chiral ferrocenyl phosphine oxazoline ligands has been studied and found to provide useful levels of asymmetric induction. A comparison of the ferrocene derived ligands 3 and 6 with the corresponding phenyl deri