SEMIEMPIRICAL CALCULATIONS ON CYCLODEXTRINS

被引:23
|
作者
BAKO, I
JICSINSZKY, L
机构
[1] CYCLOLAB,CYCLODEXTRIN RES & DEV LAB LTD,POB 435,H-1525 BUDAPEST,HUNGARY
[2] HUNGARIAN ACAD SCI,CENT RES INST CHEM,H-1525 BUDAPEST,HUNGARY
关键词
ALPHA-D-GLUCOPYRANOSE; ALPHA-CYCLODEXTRIN; CHARGE DISTRIBUTION; AM1 MOLECULAR ORBITAL CALCULATION; OPTIMIZED GEOMETRIES;
D O I
10.1007/BF00708734
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
In order to obtain information on the different reactivities of the hydroxyl groups of the glucopyranose units or the inclusion complex formation mechanism, the charge distributions and the geometrical constraints must be determined. Geometry optimizations, employing the AM1 semiempirical method, have been performed for alpha-D-glucopyranose, alpha-, beta-, and gamma-cyclodextrins. The data obtained were compared with X-ray diffraction data of the cyclodextrins.
引用
收藏
页码:275 / 289
页数:15
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