Journal of Heterocyclic Chemistry p. 217 - 224 (1998)
Update date:2022-07-29
Topics:
Pinto, Diana C.G.A.
Silva, Artur M.S.
Almeida, Lucia M.P.M.
Cavaleiro, Jose A.S.
Levai, Albert
Patonay, Tamas
The first reported 1,3-dipolar cycloaddition of 2-styrylchromones with diazomethane afforded 4-aryl-3-(2-chromonyl)-2-pyrazolines. However, 3-aryl-4-(2-chromonyl)-1-pyrazolines have been also found as minor products of this reaction. These two series of p
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