DAI Ya-jie, JIA Li-xiang, ZHANG Wen-long, et al. Preparation of 2-(cardazol-9-yl) Ethyl Methacrylate(CEM) by Esterification[J]. 2011, 16(3): 127-130.DOI:
2-(cardazol-9-yl) ethyl methacrylate(CEM) is synthesized by esterification using N-hydroxylethyl carbazole and methyl methacrylate as raw materials.Various influencing factors of reaction are discussed
and the optimum condition of synthesis of CEM is defined: the reaction temperature 110 ℃
the reaction time 10 h
the total mass of reaction mixture was 11.26 g
the molar ratio(MAA/N-hydroxylethyl carbazole) 1.2 ∶ 1
the amount of p-toluene sulphonic acid as catalyst and hydroquinone as inhibitor 0...