28924-63-2Relevant articles and documents
Studies on v-Triazoles. Part I: Synthesis of 4,9-Dihydro-9-oxo-1H-v-triazolo quinolines by cyclization of 5-arylamino-v-triazole-4-carboxylic acids with polyphosphoric acid.
Buckle, Derek R.
, p. 3870 - 3874 (2007/10/02)
The cyclization of 5-arylamino-v-triazole-4-carboxylic acids with polyphosphoric acid leads to high yields of the corresponding 4,9-dihydro-9-oxo-v-triazolo quinolines which are potent antiallergic agents.