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“Remote Stereocontrol” in Organocopper Chemistry: Highly Enantioselective Synthesis of Vinylallenes by 1,5-Substitution of Enyne Acetates

✍ Scribed by Norbert Krause; Martin Purpura

Publisher
John Wiley and Sons
Year
2000
Tongue
English
Weight
63 KB
Volume
39
Category
Article
ISSN
0044-8249

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ChemInform Abstract: “Remote Stereocontr
ChemInform Abstract: “Remote Stereocontrol” in Organocopper Chemistry: Highly Enantioselective Synthesis of Vinylallenes by 1,5-Substitution of Enyne Acetates.
✍ Norbert Krause; Martin Purpura 📂 Article 📅 2001 🏛 John Wiley and Sons ⚖ 30 KB

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

Regio- and Stereoselective Synthesis of
Regio- and Stereoselective Synthesis of Vinylallenes by 1,5-(SN′′)-Substitution of Enyne Acetates and Oxiranes with Organocuprates
✍ Martin Purpura; Norbert Krause 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 210 KB 👁 1 views

Enyne acetates 2, 4, 6, and 8, as well as enyne oxiranes 10, isomers; however, pure (E)-vinylallenes are formed occasionally. The 1,5-substitutions can also be carried out with with different substitution patterns react with organocuprates regioselectively under 1,5-(S N 2ЈЈ)-substitution to catalyt