Zobrazeno 1 - 10
of 39
pro vyhledávání: '"A. V. Lekar"'
Autor:
A. V. Lekareva
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 16, Iss 5, Pp 787-795 (2016)
We consider combined control in automatic control systems for technological objects trajectory movements. We present research results of the system disturbance invariance ensuring on the example of the technological manipulator that implements hydroc
Externí odkaz:
https://doaj.org/article/07a6375815b84ab995e8c22836a7646a
Autor:
E. V. Maksimenko, S. S. Khizrieva, S. N. Borisenko, A. V. Lekar’, N. I. Borisenko, V. I. Minkin
Publikováno v:
Russian Journal of Physical Chemistry B. 15:1196-1199
Autor:
Vladimir I. Minkin, S. S. Khizrieva, N. I. Borisenko, S. N. Borisenko, E. V. Maksimenko, A. V. Lekar
Publikováno v:
Russian Journal of Physical Chemistry B. 14:1153-1157
A “one-pot” method for the production of phenanthrene seco-boldine from the aporphine alkaloid boldine in subcritical water was developed and studied. The efficiency of the method for the preparation of seco-boldine in subcritical water was studi
Autor:
N. I. Borisenko, E. V. Maksimenko, A. V. Lekar, S. S. Khizrieva, Vladimir I. Minkin, S. N. Borisenko, E. V. Vetrova
Publikováno v:
Russian Journal of Physical Chemistry B. 13:1273-1278
—This work presents the development of a one-pot technique for producing oleanolic acid (OA) from the roots of Aralia mandshurica Rupr., using subcritical water (SBW). For the first time, SBW, which serves as a reactant and a solvent, has been used
Autor:
E. V. Vetrova, E. V. Maksimenko, N. I. Borisenko, Vladimir I. Minkin, S. N. Borisenko, A. V. Lekar, S. S. Khizrieva
Publikováno v:
Russian Journal of Physical Chemistry B. 13:1150-1154
—Glycyrrhetinic acid (GLA) was synthesized in a good yield from the roots of licorice Glycyrrhiza glabra L. by the one-pot method in subcritical water (SCW), which served as a reagent and solvent. This method for the synthesis of GLA makes it possi
Autor:
N. I. Borisenko, E. V. Vetrova, E. V. Maksimenko, S. N. Borisenko, A. V. Lekar, S. S. Khizrieva, Vladimir I. Minkin
Publikováno v:
Russian Journal of Physical Chemistry B. 12:1269-1275
The possibility of production of a natural antioxidant, quercetin, from flower buds of the Sophora japonica (Sophora japonica L.) using subcritical water both as a reagent and a solvent was investigated. The proposed approach allows one to avoid the
Autor:
L. A. Gudova, A. V. Lekarev
Publikováno v:
Аграрный вестник Урала, Vol 24, Iss 7 (2024)
Externí odkaz:
https://doaj.org/article/bb2da0bf0f65424ea395962c68f51814
Autor:
N. I. Borisenko, Sergey V. Kurbatov, Vladimir I. Minkin, A. V. Lekar, S. N. Borisenko, S. S. Khizrieva, E. V. Vetrova
Publikováno v:
Russian Journal of Physical Chemistry B. 11:1255-1259
Transformation of the model aporphine alkaloid glaucine into the phenanthrene alkaloid secoglaucine (seco-GL) in subcritical water at 100–250°C without catalytic additives is studied. The maximum yield of seco-glaucine is achieved at 250°C. It is
Publikováno v:
Chemistry of Natural Compounds. 53:304-309
Molecular complexes of glycyrrhizic acid (GA) and simvastatin (SV) were synthesized and studied for the first time using electrospray-ionization mass spectrometry (ESI-MS). Model complexes were synthesized in pure MeOH and its 25% aqueous solution. C
Autor:
S. S. Khizrieva, E. V. Maksimenko, S. N. Borisenko, A. V. Lekar, Vladimir I. Minkin, N. I. Borisenko
Publikováno v:
Chemistry of Natural Compounds. 56:183-184