精细石油化工
精細石油化工
정세석유화공
SPECIALITY PETROCHEMICALS
2001年
1期
13-15
,共3页
N环己基氨基甲酸甲酯合成碳酸二甲酯环己胺固体催化剂
N環己基氨基甲痠甲酯閤成碳痠二甲酯環己胺固體催化劑
N배기기안기갑산갑지합성탄산이갑지배기알고체최화제
对由碳酸二甲酯与环己胺催化合成N-环己基氨基甲酸甲酯的反应进行了研究。考察了以甲醇钠为催化剂时的反应性能。以此为基础,制备出了Fe2O3-ZnO复合氧化物催化剂,并讨论了反应时间和反应温度对N环己基氨基甲酸甲酯产率和选择性的影响。
對由碳痠二甲酯與環己胺催化閤成N-環己基氨基甲痠甲酯的反應進行瞭研究。攷察瞭以甲醇鈉為催化劑時的反應性能。以此為基礎,製備齣瞭Fe2O3-ZnO複閤氧化物催化劑,併討論瞭反應時間和反應溫度對N環己基氨基甲痠甲酯產率和選擇性的影響。
대유탄산이갑지여배기알최화합성N-배기기안기갑산갑지적반응진행료연구。고찰료이갑순납위최화제시적반응성능。이차위기출,제비출료Fe2O3-ZnO복합양화물최화제,병토론료반응시간화반응온도대N배기기안기갑산갑지산솔화선택성적영향。
The catalytical synthesis of methyl N-cyclohexyl carbamate (MCHC) via cyclohexylamine and dimethyl carbonate has been studied firstly. The reactivity over CH3ONa catalyst was studied, then heterogenious alkali catalysts, Fe2O3-ZnO was prepared, and the effects of reaction time and reaction temperature on the MCHC yield were discussed.