Three kinds of 4-(4-aminophenoxy)-2-(alkyl carbamoyl)pyridines were synthesized respectively from three kinds of N-alkyl-4-chloro-2-pyridine carboxamides and p-aminophenol potassium,which were obtained from p-aminophe...Three kinds of 4-(4-aminophenoxy)-2-(alkyl carbamoyl)pyridines were synthesized respectively from three kinds of N-alkyl-4-chloro-2-pyridine carboxamides and p-aminophenol potassium,which were obtained from p-aminophenol and tert-butyl alcohol potassium with nitrogen protection in anhydrous DMF.The structures of the target compounds were characterized by IR,1HNMR and ESI-MS.展开更多
PhCH2)3Sn·(O2CC5H4N)·(H2O)]n was synthesized by the reaction of 4-pyridine car-boxylic acid with the tribenzyltin o xide and was characterized by IR,1 H NMR and MS.Its crystal structure was determined by X-r...PhCH2)3Sn·(O2CC5H4N)·(H2O)]n was synthesized by the reaction of 4-pyridine car-boxylic acid with the tribenzyltin o xide and was characterized by IR,1 H NMR and MS.Its crystal structure was determined by X-ray single crystal diffraction.The crystal belongs to monoclinic.The space group P21 /c with unit cell parameters a=1.2241(8)nm,b=0.9660(6)nm,c=2.3708(15)nm,β=102.722(12)°,V=2.734(3)nm3,Z =4,Dc=1.298g·cm-3 .In crystal,the tin atom rendered five-coordinate in a trigo nal bipyramidal structure which is b ridged by 4-pyridine carboxy-late into one-dimensional chain polymers.展开更多
文摘Three kinds of 4-(4-aminophenoxy)-2-(alkyl carbamoyl)pyridines were synthesized respectively from three kinds of N-alkyl-4-chloro-2-pyridine carboxamides and p-aminophenol potassium,which were obtained from p-aminophenol and tert-butyl alcohol potassium with nitrogen protection in anhydrous DMF.The structures of the target compounds were characterized by IR,1HNMR and ESI-MS.
文摘PhCH2)3Sn·(O2CC5H4N)·(H2O)]n was synthesized by the reaction of 4-pyridine car-boxylic acid with the tribenzyltin o xide and was characterized by IR,1 H NMR and MS.Its crystal structure was determined by X-ray single crystal diffraction.The crystal belongs to monoclinic.The space group P21 /c with unit cell parameters a=1.2241(8)nm,b=0.9660(6)nm,c=2.3708(15)nm,β=102.722(12)°,V=2.734(3)nm3,Z =4,Dc=1.298g·cm-3 .In crystal,the tin atom rendered five-coordinate in a trigo nal bipyramidal structure which is b ridged by 4-pyridine carboxy-late into one-dimensional chain polymers.