The polymerization mechanism of various vinyl monomers in the presence of aromatic tertiary amines has been studied. It is found that the mechanisms of different monomers vary with the structure of the monomer. The mo...The polymerization mechanism of various vinyl monomers in the presence of aromatic tertiary amines has been studied. It is found that the mechanisms of different monomers vary with the structure of the monomer. The monomer containing a-CH3 group on double bond such展开更多
An oxidative amidation of tertiary amines with carboxylic acids has been developed in the presence of Fe Cl3·6H2O as catalyst and oxygen as oxidant.A variety of tertiary amides were obtained in good to excellent ...An oxidative amidation of tertiary amines with carboxylic acids has been developed in the presence of Fe Cl3·6H2O as catalyst and oxygen as oxidant.A variety of tertiary amides were obtained in good to excellent yields from inexpensive and readily available reagents.The possible reaction pathways were investigated.展开更多
以乙腈作溶剂,苄基溴和二苯胺在叔丁醇钾的催化下,可以直接合成得到N,N-二苯基苄叔胺类化合物,产率60.2%~81.4%。产物经1 H NMR、13 C NMR和GC-MS确证。得出合成N,N-二苯基叔胺最优化条件为n(苄基溴)∶n(二苯胺)∶n(叔丁醇钾)=1.5...以乙腈作溶剂,苄基溴和二苯胺在叔丁醇钾的催化下,可以直接合成得到N,N-二苯基苄叔胺类化合物,产率60.2%~81.4%。产物经1 H NMR、13 C NMR和GC-MS确证。得出合成N,N-二苯基叔胺最优化条件为n(苄基溴)∶n(二苯胺)∶n(叔丁醇钾)=1.5∶1∶1,以乙腈为溶剂,室温下反应12h。该方法具有反应条件温和,操作简单,产率较高等优点。展开更多
文摘The polymerization mechanism of various vinyl monomers in the presence of aromatic tertiary amines has been studied. It is found that the mechanisms of different monomers vary with the structure of the monomer. The monomer containing a-CH3 group on double bond such
基金financially supported by the Fundamental Research Funds for the Central Universitiesthe Research Funds of Renmin University of China(10XNL017)
文摘An oxidative amidation of tertiary amines with carboxylic acids has been developed in the presence of Fe Cl3·6H2O as catalyst and oxygen as oxidant.A variety of tertiary amides were obtained in good to excellent yields from inexpensive and readily available reagents.The possible reaction pathways were investigated.
文摘以乙腈作溶剂,苄基溴和二苯胺在叔丁醇钾的催化下,可以直接合成得到N,N-二苯基苄叔胺类化合物,产率60.2%~81.4%。产物经1 H NMR、13 C NMR和GC-MS确证。得出合成N,N-二苯基叔胺最优化条件为n(苄基溴)∶n(二苯胺)∶n(叔丁醇钾)=1.5∶1∶1,以乙腈为溶剂,室温下反应12h。该方法具有反应条件温和,操作简单,产率较高等优点。