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O‘zbekcha

БЕТУЛИННИНГ НАЗАРИЙ ВА ЭКСПЕРИМЕНТАЛ ГЕОМЕТРИК ХАРАКТЕРИСТИКАЛАРИНИ ТАҚҚОСЛАШ

Authors

  • А.Ешимбетов

    Fergana state university
  • Ш.Курбанбаева

    Fergana state university
  • Ш.Турғунбоев

    Fergana state university
  • А.Хаитбаев

    Fergana state university

Keywords:

mathematical modeling, betulin, betulon, betulon aldehyde, quantum-chemical calculation, nonempirical, semi-empirical, X-ray structural analysis, ChemOffice, ACD Labs, Portable Mest ReNova, RM1, PM6, PM7, triterpen, lupane, birch, radiation, mushrooms, virus.

Abstract

The study of betulin and its derivatives is of great importance, since the programs of mathematical modeling enable a qualitative study of the relationship between structure-spectrum-properties. As a result of the theoretical search, it is possible to determine still non-synthesized highly-biologically active derivatives of betulin.

References

Василенко Ю.К., Семенченко В.Ф., Фролова Л.М. и др. Фармакологические свойства тритерпеноидов коры березы // Экспериментальная и клиническая фармакология. -1993. -Т. 56. -№ 4.

G.B. Rocha, R.O. Freire, A.M. Simas, J.J.P. Stewart, J.Comput.Chem.-2006.Vol.27.-P. 1101-1111.

James J. P. Stewart Optimization of parameters for semiempirical methods V:Modification of NDDO approximations and application to 70 elements.

James J. P. Stewart Optimization of parameters for semiempirical methods VI: more modifications to the NDDO approximations and reoptimization of parameters

Besler B.H., Merz K.M., Kollman P.A. Atomic Charges Derived from Semiempirical Methods//Journal Computer chemistry, 1990 – Volume 11.- P.431-439.

Т.Н.Дребущак, М.А.Михайленко, М.Е.Брезгунова, Т.Р.Шахтшнейдер, С.А.Кузнецова, Журнал структурной химии. - 2010. - 510.

Н.Г.Комиссарова, Н.Г.Беленкова, Л.В.Спирихин, О.В.Шитикова, М.С.Юнусов. Химия природных соединений. - 47 (2002). -№1

www. cambrigesoft. com

www. acdlabs. com

www. mestrelab. Com

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Published

2023-07-03

How to Cite

БЕТУЛИННИНГ НАЗАРИЙ ВА ЭКСПЕРИМЕНТАЛ ГЕОМЕТРИК ХАРАКТЕРИСТИКАЛАРИНИ ТАҚҚОСЛАШ. (2023). Scientific Journal of the Fergana State University, 4, 3. https://journal.fdu.uz/index.php/sjfsu/article/view/806