
苯并咪唑
The thermal stability of film varied with the alternation of substituting groups at the 2-position of benzimidazole. 2位取代基的改變對(duì)芳基苯并咪唑-銅配合物的熱穩(wěn)定性有影響。
The physical properties of 2-mercapto benzimidazole and main methods for its preparation are introduced. 介紹2-巰基苯并咪唑的物理性質(zhì)和主要的制備方法。
The accurate content of benzimidazole derivative could be obtained by the traditional chemical titration method. 初步確定影響分析結(jié)果的雜質(zhì)為未完全反應(yīng)的原料之一鄰苯二胺。
The synthcses of 2 - mercapto benzimidazole and 3 - chloro prpyne were also discusscd. 再由2-巰基苯并咪唑和3-氯丙炔在丙酮溶劑中合成2-炔丙基巰基苯并咪唑。
The synthetic process of 2 - (2 - propynylthio) - 1H - benzimidazole was studied. 對(duì)不銹鋼緩蝕劑2-炔丙基巰基苯并咪唑的合成工藝進(jìn)行了研究。
It is a noteworthy development since the introduction of benzimidazole in more than 30 years. 它是自苯丙咪唑類藥問世30多年來值得注意的一個(gè)新發(fā)展。