Synthesis of 4-Aryl-3-(2-chromonyl)-2-pyrazolines by the 1,3-Dipolar Cycloaddition of 2-Styrylchromones with Diazomethane

DOI: 10.1002/jhet.5570350140

Source and publish data:

Journal of Heterocyclic Chemistry p. 217 - 224 (1998)

Update date:2022-07-29

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Authors:

Pinto, Diana C.G.A.

Silva, Artur M.S.

Almeida, Lucia M.P.M.

Cavaleiro, Jose A.S.

Levai, Albert

Patonay, Tamas

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Article abstract of DOI:10.1002/jhet.5570350140

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

Full text of DOI:10.1002/jhet.5570350140

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