New 3,4,5-trisubstituted isoxazole derivatives with potential biological properties
作者:Carlos Bustos、Elies Molins、Juan-Guillermo Cárcamo、Marcelo N. Aguilar、Christian Sánchez、Ignacio Moreno-Villoslada、Hiroyuki Nishide、Angela Mesías-Salazar、Ximena Zarate、Eduardo Schott
DOI:10.1039/c4nj02427c
日期:——
Synthesis of (E)-3,5-dimethyl-4-(R-phenyldiazenyl)isoxazoles was carried out by reacting β-diketohydrazones (R-C6H4-NHNC(COCH3)2) with hydroxylammonium chloride, where R = 4-N(CH3)2(1), 4-OH(2), 4-CH3(3), 4-OCH3(4), 4-H(5), 4-Cl(6) 4-Br(7), 4-CO2H(8), 4-CO2CH2CH3(9), 4-COCH3(10), 4-CN(11), 4-NO2(12), 4-CH2CO2CH2CH3(13), 3-Cl(14), 2-OH(15), 2-Cl(16), 2-NO2(17), 2-CO2H(18). All compounds were characterized
(E)-3,5-二甲基-4-(R-苯基二氮烯基)异恶唑的合成是通过将β-二酮hydr(R -C 6 H 4 -NHN C(COCH 3)2)与羟基氯化铵反应进行的,其中R = 4-N(CH 3)2(1),4-OH(2),4-CH 3(3),4-OCH 3(4),4-H(5),4-Cl(6)4 -Br(7),4-CO 2 H(8),4-CO 2 CH2 CH 3( 9),4-COCH 3( 10),4-CN( 11),4-NO 2( 12),4-CH 2 CO 2 CH 2 CH 3( 13),3-Cl( 14) ,2-OH( 15),2-Cl( 16),2-NO 2( 17),2-CO 2 H( 18)。所有化合物均通过EA和分光光度法进行表征。化合物( 7)和( 17)中的两种的晶体结构),通过X射线衍射法解决。进行DFT和TDDFT计算是为了表征跃迁中涉及的分子几何形状和分子轨道。此外