Literature DB >> 22630342

Synthesis of trifluoromethyl-substituted cyclopropanes via sequential Kharasch-dehalogenation reactions.

Julie Risse1, Mariano A Fernández-Zúmel, Yanouk Cudré, Kay Severin.   

Abstract

A two-step process for the synthesis of trifluoromethyl-substituted cyclopropanes is described. Halothane, an anesthetic agent, is added to olefins in a ruthenium-catalyzed Kharasch reaction. The resulting 1,3-dihalides are converted into cyclopropanes by dehalogenation with magnesium. This procedure represents an alternative to metal-catalyzed cyclopropanations involving trifluoromethyl diazomethane.

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Year:  2012        PMID: 22630342     DOI: 10.1021/ol3011369

Source DB:  PubMed          Journal:  Org Lett        ISSN: 1523-7052            Impact factor:   6.005


  1 in total

1.  Highly Diastereo- and Enantioselective Synthesis of Trifluoromethyl-Substituted Cyclopropanes via Myoglobin-Catalyzed Transfer of Trifluoromethylcarbene.

Authors:  Antonio Tinoco; Viktoria Steck; Vikas Tyagi; Rudi Fasan
Journal:  J Am Chem Soc       Date:  2017-04-10       Impact factor: 15.419

  1 in total

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