Stereoselective conjugate addition of nitrogen nucleophiles to 3,3,3-trifluoro-1-nitropropene
作者:Joël Turconi、Luc Lebeau、Jean-Marc Paris、Charles Mioskowski
DOI:10.1016/j.tetlet.2005.10.116
日期:2006.1
to access 1,2-diamines incorporating perfluorinated groups, the Michael-like addition of nitrogen nucleophiles to 3,3,3-trifluoro-1-nitropropene has been investigated using racemic and optically pure nucleophiles such as amines, amides, oxazolidin(on)es, and thiazolidin(on)es. Complete diastereoselectivity of the addition was achieved with 4-phenylthiazolidine-2-thione.
为了获得结合有全氟基团的1,2-二胺,已经研究了使用消旋的和光学纯的亲核试剂,例如胺,酰胺,恶唑烷定(3,3,3-三氟-1-硝基丙烯)向3,3,3-三氟-1-硝基丙烯类迈克分子中的氮亲核试剂的加成反应(和噻唑烷定。用4-苯基噻唑烷-2-硫酮实现了加成的完全非对映选择性。