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甲磺酰胺苯乙胺类化合物抗心律失常活性的定量构效关系研究(Ⅰ)[J]. 中国药科大学学报, 1998, (4): 7-10.
引用本文: 甲磺酰胺苯乙胺类化合物抗心律失常活性的定量构效关系研究(Ⅰ)[J]. 中国药科大学学报, 1998, (4): 7-10.
QSARStudyonAntiarhythmicActivityofSomeMethanesulfonamidoPhenethylaminoDerivativesJiMin,LiuHong,JinSong,LiuLigang,HuaWeiyi,JiNianningDivisionofMedicinalChemistry,ChinaPharmaceuticalUniversity,Nanjing210009AbstractStructuresof12substitutedmethanesulfonamido[J]. Journal of China Pharmaceutical University, 1998, (4): 7-10.
Citation: QSARStudyonAntiarhythmicActivityofSomeMethanesulfonamidoPhenethylaminoDerivativesJiMin,LiuHong,JinSong,LiuLigang,HuaWeiyi,JiNianningDivisionofMedicinalChemistry,ChinaPharmaceuticalUniversity,Nanjing210009AbstractStructuresof12substitutedmethanesulfonamido[J]. Journal of China Pharmaceutical University, 1998, (4): 7-10.

甲磺酰胺苯乙胺类化合物抗心律失常活性的定量构效关系研究(Ⅰ)

QSARStudyonAntiarhythmicActivityofSomeMethanesulfonamidoPhenethylaminoDerivativesJiMin,LiuHong,JinSong,LiuLigang,HuaWeiyi,JiNianningDivisionofMedicinalChemistry,ChinaPharmaceuticalUniversity,Nanjing210009AbstractStructuresof12substitutedmethanesulfonamido

  • 摘要: 以POLYGEN软件中的CHARMm程序和集团坐标轮换法,对合成的12个甲磺酰胺苯乙胺类化合物的结构进行计算机分子模拟。根据所得化合物的能量最低构象,计算了其VDW体积、偶极矩、总键能、总键角能、总非正则能以及氮原子电荷等值,并对这些化合物进行CNDO/2法量化计算,这些计算结果作为结构参数分别与12个化合物抗心律失常活性进行相关分析,以逐步回归法建立了两个相关性较好的方程:lgl/MEC=6.9991-0.3842X2+3.6796X5[n=12,r=0.855975,s=0.189672,F=12.33464>F1-0.05(3,9)=3.86];lgl/MEC=14.7038-213.2692X4-10.4829X5[n=12,r=0.931919,s=0.133047,F=29.71354>F1-0.01(3,9)=6.99]。结果提示,这类化合物的抗心律失常活性与分子中的原子轨道杂化程度和氮原子对分子HOMO和LU-MO的贡献有关,可以看出,氮上的取代不同会引起抗心律失常活性的不同

     

    Abstract: Structures of 12 substituted methanesulfonamido phenethylamino derivatives were mimicked by computer aided molecular modeling. The POLYGEN software and the method of clique coordinate transformation were involved in these modeling processes. 12 parameter

     

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