苯并咪唑

The thermal stability of film varied with the alternation of substituting groups at the 2-position of benzimidazole. 2位取代基的改变对芳基苯并咪唑-铜配合物的热稳定性有影响。

The physical properties of 2-mercapto benzimidazole and main methods for its preparation are introduced. 介绍2-巯基苯并咪唑的物理性质和主要的制备方法。

The accurate content of benzimidazole derivative could be obtained by the traditional chemical titration method. 初步确定影响分析结果的杂质为未完全反应的原料之一邻苯二胺。

The synthcses of 2 - mercapto benzimidazole and 3 - chloro prpyne were also discusscd. 再由2-巯基苯并咪唑和3-氯丙炔在丙酮溶剂中合成2-炔丙基巯基苯并咪唑。

The synthetic process of 2 - (2 - propynylthio) - 1H - benzimidazole was studied. 对不锈钢缓蚀剂2-炔丙基巯基苯并咪唑的合成工艺进行了研究。

It is a noteworthy development since the introduction of benzimidazole in more than 30 years. 它是自苯丙咪唑类药问世30多年来值得注意的一个新发展。