名称:1,3-双十二烷基-2-甲基咪唑氯盐
英文名称:1,3-didodecyl-2-methyl-1h-imidazol-3-ium chloride
分子式:c28h55cln2

分子量: 455.2027
cas no.:21054-71-7
结构式:image.png

规格:95%

用途:基础原料、有机中间体、医药中间体

合成工艺如下:

potassium acetate; 1,4-dioxane; (1,1'-bis(diphenylphosphino)ferrocene)palladium(ii) dichloride; 1,1'-bis(diphenylphosphino)ferrocene

reactants can be synthesized in 1 step.
wang, hui-ling, us2005/182067, a1, (2005) (b) 4,4,5,5-tetramethyl-2-(4-trifluoromethyl-cyclohex-1-enyl)-[1,3,2]dioxaborolane. to a solution of trifluoro-methanesulfonic acid 4-trifluoromethyl-cyclohex-1-enyl ester, example 1(a), (6.1 g, 20.5 mmol) in dioxane (100 ml) was added bis(pinacolato)diboron (5.6 g, 22 mmol, aldrich), potassium acetate (5.9 g, 60 mmol), pdcl2(dppf) (315 mg, 0.6 mmol, strem) and dppf (332 mg, 0.6 mmol, strem) under nitrogen atmosphere. the reaction mixture was heated at 80°c. with stirring for 18 h, cooled to ro om temperature, and filtered through celite.(r).. the filtrate was evaporated in vacuo and the resid ue was purified by silica gel column chromatography (10percent ethyl acetate/hexane) to give the title compound as a white amorphous solid. ms (esi, pos. ion.) m/z: 277 (m 1).


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