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Enantioselective Synthesis of Quaternary Carbon Stereogenic Centers through Copper-Catalyzed Conjugate Additions of Aryl- and Alkylaluminum Reagents to Acyclic Trisubstituted Enones

✍ Scribed by Dabrowski, Jennifer A.; Villaume, Matthew T.; Hoveyda, Amir H.

Book ID
120460428
Publisher
John Wiley and Sons
Year
2013
Tongue
English
Weight
819 KB
Volume
52
Category
Article
ISSN
0044-8249

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Copper-Catalyzed Asymmetric Conjugate Ad
Copper-Catalyzed Asymmetric Conjugate Addition of Aryl Aluminum Reagents to Trisubstituted Enones: Construction of Aryl-Substituted Quaternary Centers
✍ Christine Hawner; Kangying Li; Virginie Cirriez; Alexandre Alexakis πŸ“‚ Article πŸ“… 2008 πŸ› John Wiley and Sons 🌐 English βš– 194 KB πŸ‘ 2 views

In the typical procedure in the Experimental Section of this paper (see also the Supporting Information), the first sentence should read: "The aryl iodide (1.05 mmol) was dissolved in Et 2 O (0.5 mL) under an inert atmosphere and cooled to Γ€55 8C before the addition of nBuLi (1.05 mmol, 656 mL, 1.6

Copper-Catalyzed Asymmetric Conjugate Ad
Copper-Catalyzed Asymmetric Conjugate Addition of Aryl Aluminum Reagents to Trisubstituted Enones: Construction of Aryl-Substituted Quaternary Centers
✍ Christine Hawner; Kangying Li; Virginie Cirriez; Alexandre Alexakis πŸ“‚ Article πŸ“… 2008 πŸ› John Wiley and Sons 🌐 English βš– 296 KB πŸ‘ 2 views

Scheme 1. Transmetalation of phenylboronic acid to triethylaluminum. CuTC = copper thiophencarboxylate. Scheme 2. I/Li-exchange-Li/Al-transmetalation sequence.