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新型甘草次酸异噁唑衍生物的合成 总被引:4,自引:0,他引:4
以甘草次酸(脱氧甘草次酸)和3-取代苯基-5-氨甲基-异噁唑为原料, 合成了4种甘草次酸异噁唑衍生物, 通过IR, 1H NMR, 13C NMR及FABMS等方法确定了化合物的结构. 同时用L9(34) 正交试验对酰胺化反应的条件进行优化, 确定了酰化反应的最佳条件. 相似文献
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The title compound 7-ethoxycarbonyl-2-methyl-6-methylthio-lH-imidazo[1,2-b]- pyrazole (Mr = 239.29) was synthesized and structurally characterized by IR, ^1H NMR and single-crystal X-ray diffraction. It belongs to the triclinic system, space group P1, with a =8.0461(10), b = 8.5534(11), c = 9.5605(12)А,α= 64.804(2),β= 74.231(2), γ= 76.885(2)°, V = 568.27(12)А^3, Z = 2,Dc= 1.398 g/cm^3,μ= 0.274 nunl, F(000) - 252, the final R = 0.0454 and wR = 0.1261. A total of 3360 reflections were collected, of which 2466 were independent (R_int = 0.0138) and 2154 were observed with I〉2σ(I). 相似文献
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