The domino four-component reaction of hydrated hydrazine, dimethyl acetylenedicarboxylate, isatin and malononitrile or e......

目的制备18F标记靶向相对分子质量1.8×104转位蛋白(TSPO)的新型吡唑并嘧啶类配体2－(5，7－二乙基－2－(4－(2－氟乙氧基)苯基)吡唑并[1，5－a]嘧啶－3......

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1,3,5-三取代吡唑类化合物是一种重要的杂环化合物,在医药和农药的生产中具有重要的用途.常规合成吡唑类化合物的方法往往会对环境......

[目的]研究13个5-苯基-3-吡唑烷酮类衍生物化合物的抗惊厥作用.[方法]采用最大电惊厥法测定抗惊厥活性,并以苯巴比妥钠及丙戊酸钠......

4-Acetyl-N, N-diethylbenzenesulfonamide (1) was condensed with dimethylformamide dimethy-lacetal (DMF-DMA) to yield the ......

N-Aryl-C-ethoxycarbonylnitrile imines (3a-g) react with ethyl cyanoacetate 1 in 1,3-dipolar cycloaddition to yield novel......

合成了12个5-(4-甲基硫代)吡唑磷酸酯及6个5-羟基吡唑新化合物,其结构经1H NMR和MS表征.杀虫、除草及杀菌等生物活性的测试表明部......

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Herein we report a convenient and efficient synthesis of 2-Arylbenzoxazole from the Schiff’s bases of 2-Aminophenol, 3,......

In this review a five-membered heterocyclic ring having two adjacent nitrogen atoms known as Pyrazole, we have framed 5-......