为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

A new series of imidazole-containing 1,5-benzodiazepines have been synthesized by the condensation of chalcones with oph......

1 Introduction Indazole and its derivatives have little biological significance and have not been found in natural produ......

A new series of imidazole-containing 1,5-benzodiazepines have been synthesized by the condensation of chalcones with oph......

An easy,safe,solvent free and effective method for the synthesis of pyrazole-substituted chalcones has been achieved by ......