A novel and convenient way has been developed for the preparation of bromoallenes from propargyl alcohols by the reagent......

UV-Irradiation of 4-bromo-3-methyl-1-phenyl-4,5-dihydro-pyrazol-5-one (1) in the presence of various aro-matic hydrocarb......

The complex (Ind)NiBr(1,3-bisbenzylimidazol-2-ylidene) (Ind = indenyl) 1 has been prepared in ca. 65% yield via the reac......

通过国际经合组织(OECD)藻类生长抑制试验的国际标准方法,参照<生活饮用水卫生标准>GB5749-85设置毒物浓度进行试验,得到了三氯甲......

介绍了工业纯钛的特性和钛网孔波纹板除沫器的结构特点、制造焊接方法及抗腐蚀性能.实践证明在润滑油精制装置中使用具有较强的抗......