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Herstellung und Verwendung von Samariumdiiodid (SmI<sub> 2</sub>) In der organischen Synthese: die mechanistische Rolle von HMPA und Ni (II)-Salzen in Samarium Barbier Reaction
JoVE Journal
Chemistry
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JoVE Journal Chemistry
Preparation and Use of Samarium Diiodide (SmI2) in Organic Synthesis: The Mechanistic Role of HMPA and Ni(II) Salts in the Samarium Barbier Reaction
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Herstellung und Verwendung von Samariumdiiodid (SmI<sub> 2</sub>) In der organischen Synthese: die mechanistische Rolle von HMPA und Ni (II)-Salzen in Samarium Barbier Reaction

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32,249 Views

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12:22 min

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February 04, 2013

DOI:

10.3791/4323-v

DOI:
10.3791/4323-v

•

12:22 min
February 04, 2013

•

15 Views
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1Department of Chemistry,Lehigh University

Summary

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Ein einfaches Verfahren zur Herstellung von Samariumdiiodid (SmI<sub> 2</sub>) In THF wird beschrieben. Die Rolle der beiden wichtigsten Zusatzstoffe nämlich Hexamethylphosphorsäuretriamid (HMPA) und Ni (acac)<sub> 2</sub> In Sm-vermittelte Reaktionen in der Sm-Barbier-Reaktion nachgewiesen.

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Sadasivam, D. V., Choquette, K. A., Flowers II, R. A. Preparation and Use of Samarium Diiodide (SmI2) in Organic Synthesis: The Mechanistic Role of HMPA and Ni(II) Salts in the Samarium Barbier Reaction. J. Vis. Exp. (72), e4323, doi:10.3791/4323 (2013).

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