bis(phenylsulfonyl)-1,2,5-oxadiazole-2-oxide,the NO donor,was synthesized by etherealization of thiophenol,oxidation,and then cyclization with an overall yield of 70%. This process is simpler and the yield of product ...bis(phenylsulfonyl)-1,2,5-oxadiazole-2-oxide,the NO donor,was synthesized by etherealization of thiophenol,oxidation,and then cyclization with an overall yield of 70%. This process is simpler and the yield of product is higher than that previously reported.展开更多
本文报道了三种三氮烯类显色剂1—(2.4一二硝基苯)—3—(2—噻唑)一三氮烯(DNPTT);1—(2.4一二硝基苯)—3—(4—偶氮苯基苯)—三氮烯(DNPAPT);1—(2.4—二硝基苯)—3—(4—氨磷酸基苯)—三氮烯(DNPSPT)的合成及纯化方法,并对其性能进行...本文报道了三种三氮烯类显色剂1—(2.4一二硝基苯)—3—(2—噻唑)一三氮烯(DNPTT);1—(2.4一二硝基苯)—3—(4—偶氮苯基苯)—三氮烯(DNPAPT);1—(2.4—二硝基苯)—3—(4—氨磷酸基苯)—三氮烯(DNPSPT)的合成及纯化方法,并对其性能进行了初步研究,且报道了DNPTT在不同的实验条件下与金属离子的显色反应,结果表明DNPTT与Cd^(2+),Zn^(2+),Cu^(2+),Co^(2+)均能形成蓝绿色的配合物,对比度大,摩尔吸光系数分别为3.27 X 10~4L·mol^(-1)·cm^(-1),2.04X1O^4L·mol^(-1)·cm^(-1),2.42×10~4L·mol^(-1)·cm^(-1),2.01×10~4L·mol^(-1)cm^(-1)展开更多
文摘bis(phenylsulfonyl)-1,2,5-oxadiazole-2-oxide,the NO donor,was synthesized by etherealization of thiophenol,oxidation,and then cyclization with an overall yield of 70%. This process is simpler and the yield of product is higher than that previously reported.
文摘本文报道了三种三氮烯类显色剂1—(2.4一二硝基苯)—3—(2—噻唑)一三氮烯(DNPTT);1—(2.4一二硝基苯)—3—(4—偶氮苯基苯)—三氮烯(DNPAPT);1—(2.4—二硝基苯)—3—(4—氨磷酸基苯)—三氮烯(DNPSPT)的合成及纯化方法,并对其性能进行了初步研究,且报道了DNPTT在不同的实验条件下与金属离子的显色反应,结果表明DNPTT与Cd^(2+),Zn^(2+),Cu^(2+),Co^(2+)均能形成蓝绿色的配合物,对比度大,摩尔吸光系数分别为3.27 X 10~4L·mol^(-1)·cm^(-1),2.04X1O^4L·mol^(-1)·cm^(-1),2.42×10~4L·mol^(-1)·cm^(-1),2.01×10~4L·mol^(-1)cm^(-1)
