dibromo-benzene 二溴苯 ; 二溴代苯
dibromo- 二溴
dibromo nitrilopropionamide 二溴氮基丙酰胺
Dibromo-isopropane 二溴异丙烷
dibromo-cinnamic acid 二溴肉桂酸
dibromo-silane 二溴硅烷
dibromo-acetic acid ethyl ester 二溴乙酸乙酯
Dibromo-3-chloropropane 二溴氯丙烷
dibromo-germane 二溴锗烷
Symmetrical diynes were synthesized by ligand-free copper-catalyzed homocoupling reaction of 1,1-dibromo-1- alkenes using a DBU/DMSO system at room temperature in good to excellent yields.
本文以1,1-二溴-1-烯烃为原料,铜作为催化剂,不添加任何配体,在有机碱DBU的作用下,在DMSO溶剂中,室温下合成对称二炔,得到中等到优秀的产率。
Dibromo neopentyl glycol was prepared from pentaerythritol and hydrobromic acid.
由季戊醇、氢溴酸制备了二溴新戊二醇。
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