Synthesis of some n-substituted hydrazidescontaining isoxazole heterocycle

Nguyen Tien Cong, Nguyen Dang Dat, Duong Minh Tu

Tóm tắt

Ethyl 4-(4-nitrophenyl)-2,4-dioxobutanoate (1), ethyl 5-(4-nitrophenyl)isoxazole-3-carboxylate (2), 5-(4-nitrophenyl)isoxazole-3-carbohydrazide (3) and eight new N-substituted hydrazides (4a-h) containing isoxazole heterocycle were synthesized. The structures of these compounds were confirmed by IR and 1H-NMR spectral data.

Từ khóa

Ethyl 4-(4-nitrophenyl)-2,4-dioxobutanoate, ethyl 5-(4-nitrophenyl)isoxazole-3-carboxylate, 5-(4-nitrophenyl)isoxazole-3-carbohydrazide, N-substituted hydrazide.

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