吲哚啉 、
1-(4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazole-3-carboxylic acid 在
(1-cyano-2-ethoxy-2-oxoethylidenaminooxy)dimethylaminomorpholinocarbenium hexafluorophosphate 作用下,
生成 2-[3-(2,3-dihydroindole-1-carbonyl)pyrazol-1-yl]-4-methyl-1H-pyrimidin-6-one