Synthesis of annulated heterocyclic systems based on 4-CF3- or 4-CHF2-3-cyano-(1H)-pyridine-2-thiones
作者:L. A. Rodinovskaya、A. E. Fedorov、A. M. Shestopalov、P. A. Belyakov、K. G. Nikishin
DOI:10.1007/s11172-013-0321-9
日期:2013.10
A simple and convenient preparative method for the synthesis of 3-cyano-4-difluoro- and -trifluoromethylpyridine-2(1H)-thiones was developed. During studies of synthetic potential of these compounds, approaches to the synthesis of a number of annulated heterocyclic systems were suggested.