The title compound was prepared in yield of 93.3% by reaction of phenyl isocyanate with 2-chloro-4-amino pyridine. The latter was obtained by nitrification, reduction of 2-chloropyridine-N-oxide. The best conditions o...The title compound was prepared in yield of 93.3% by reaction of phenyl isocyanate with 2-chloro-4-amino pyridine. The latter was obtained by nitrification, reduction of 2-chloropyridine-N-oxide. The best conditions of the reaction were given.展开更多
文摘The title compound was prepared in yield of 93.3% by reaction of phenyl isocyanate with 2-chloro-4-amino pyridine. The latter was obtained by nitrification, reduction of 2-chloropyridine-N-oxide. The best conditions of the reaction were given.