Easy access to trans-2,3-disubstituted cyclobutanones, 2,4,5-trisubstituted 3,6-dihydro-2H-pyrans and cis-substituted phenylcyclopropylsulfones by using the highly versatile 1-phenylsulfenyl- or 1-phenylsulfonyl-cyclopropylketones
A New Synthesis of Cyclobutanones: Highly Selective Carbonylation of Titanacyclobutane Complexes Prepared by Free Radical Alkylation
作者:Charles A. G. Carter、Grace Greidanus、Jian-Xin Chen、Jeffrey M. Stryker
DOI:10.1021/ja0158657
日期:2001.9.1
Easy access to trans-2,3-disubstituted cyclobutanones, 2,4,5-trisubstituted 3,6-dihydro-2H-pyrans and cis-substituted phenylcyclopropylsulfones by using the highly versatile 1-phenylsulfenyl- or 1-phenylsulfonyl-cyclopropylketones
作者:Guido Alberti、Angela M. Bernard、Costantino Floris、Angelo Frongia、Pier P. Piras、Francesco Secci、Marco Spiga
DOI:10.1039/b906695k
日期:——
The high versatility of 1-phenylsulfenyl- or 1-phenylsulfonyl-cyclopropylketones has been exploited for the regioselective synthesis of trans-2,3-disubstituted cyclobutanones, 2,4,5-trisubstituted 3,6-dihydro-2H-pyrans and cis-2-alkyl- or cis-2-aryl-cyclopropylphenylsulfones.