Dehydrative ring closure of some .alpha.-pyrazolyl ketones. Anomalous closure of 1-phenyl-1-[3-methyl-5-(2-naphthyl)pyrazolyl]acetophenone to 2-methyl-4,5-diphenylbenzo[g]pyrazolo[5,1-a]isoquinoline
作者:Edward E. Schweizer、Mitchel Nelson、William Stallings