Functionalized Heterocumulenes: Synthesis and Applications of Phenylthiomethyl, Methylthiomethyl, Bis[phenylthio]methyl Isocyanates and Phenylthio-acetyl and Methylthio-acetyl Isothiocyanates
Reliable and General Method for the Cleavage of α-Arylheteroatom-Substituted Carboxylic Acids
作者:Siegfried Waldvogel、Anke Spurg
DOI:10.1055/s-2007-990967
日期:2007.12
: Bonds between arylheteroatom moieties and α-carbons of carboxylic acids are efficiently cleft by azide transfer and subsequent Curtiusrearrangement. The scope of the one-pot protocol covers differently substituted carboxylic acids and heteroatoms like O, S, Se, and N.