78121-25-2Relevant academic research and scientific papers
Synthesis and some transformations of 4H-pyrano[3,2-d]pyrazoles
Mityurina,Kharchenko,Cherkesova
, p. 237 - 239 (1982)
The ability of the amide carbonyl group of the pyrazolone ring to participate in the heterocyclization of oxopropyl-5-pyrazolones under the influence of polyphosphoric acid (PPA) or phosphorus polysulfide in dioxane with the formation of 4H-pyrano[ 3,2-d]
