通过使用芳酰氯对2-甲基苯并咪唑进行酰化反应,然后醇解或对得到的N,C,O-三酰化产物进行氨解反应,可以制备2-Phenacyl-1 H -benzimidazoles。用氢溴酸处理2-苯甲酰基-1 H-苯并咪唑,得到相应的盐。产物的结构得到IR,1 H和13 C NMR,HMBC光谱以及量子化学计算的支持。发现在DMSO-d 6溶液中的2-苯甲酰基-1 H-苯并咪唑主要显示亚氨基-烯氨基互变异构,而发现它们的盐则主要显示酮-烯醇互变异构。
通过使用芳酰氯对2-甲基苯并咪唑进行酰化反应,然后醇解或对得到的N,C,O-三酰化产物进行氨解反应,可以制备2-Phenacyl-1 H -benzimidazoles。用氢溴酸处理2-苯甲酰基-1 H-苯并咪唑,得到相应的盐。产物的结构得到IR,1 H和13 C NMR,HMBC光谱以及量子化学计算的支持。发现在DMSO-d 6溶液中的2-苯甲酰基-1 H-苯并咪唑主要显示亚氨基-烯氨基互变异构,而发现它们的盐则主要显示酮-烯醇互变异构。
Provided is a pharmaceutical composition containing a propane-1,3-dione derivative as the active ingredient, particularly a GnRH receptor antagonist. Also, provided is a propane-1,3-dione derivative having a GnRH antagonistic effect.
Provided is a pharmaceutical composition containing a propane-1,3-dione derivative as the active ingredient, particularly a GnRH receptor antagonist. Also, provided is a propane-1,3-dione derivative having a GnRH antagonistic effect.
Provided is a pharmaceutical composition containing a propane-1,3-dione derivative as the active ingredient, particularly a GnRH receptor antagonist. Also, provided is a propane-1,3-dione derivative having a GnRH antagonistic effect.