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периодические издания(Журналы)
KASSANOVA A. ZH.
Kassanova, A. Zh. Arenediazonium sulfonates: synthesis, comparison of structural and physicochemical properties [Text] / A. Zh. Kassanova, M. T. Yestayeva , M. O. Turtubayeva // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 1. - С. 25-38. - Bibliogr.: p. 35-36 ISSN 2518-718Х.
УДК:
544.016
Предметная рубрика
- Physico-chemical analysis
Аннотация
This article is concerned with aromatic diazonium sulfonates such as tosylates, dodecylbenzenesulfonates, triflates, camphorsulfonates, silica sulfates
Ключевые слова
diazonium salts, diazotization, sulfonates, tosylate, triflate, camphorsulfonate
Казахстаника
0/0 Свободно
периодические издания(Журналы)
MENDIGALIEVA S. S.
Mendigalieva, S. S. Aggregation-induced emission of 5-(benzylidene)pyrimidine-2,4,6-triones [Text] / S. S. Mendigalieva, D. A. Birimzhanova , I. S. Irgibaeva [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 1. - Р. 39-49. - Bibliogr.: p. 47-48 ISSN 2518-718Х.
УДК:
54
Предметная рубрика
- Chemistry
Аннотация
5-(Benzylidene)pyrimidine-2,4,6-triones with different substituents on the phenyl rings: 5-(4’-dimethyl-aminobenzylidene) barbituric acid and 5-(4’methoxybenzylidene) barbituric acid were synthesized, and their spectral-luminescent properties were investigated
Ключевые слова
aggregation-induced emission, barbituric acid, fluorescent probes, fluorescence peak intensities, luminophore, dye molecules, substituent phenyl ring
Казахстаника
0/0 Свободно
периодические издания(Журналы)
ANNAVARAPU T.
Annavarapu, T. Anti-inflammatory and antioxidant activities of 4-allylpyrocatechol and its derivatives with molecular docking and ADMET investigations [Text] / T. Annavarapu, S. Kamepalli , S. K. Kondala [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 1. - Р. 50-59. - Bibliogr.: p. 57-58 ISSN 2518-718Х.
УДК:
544
Предметная рубрика
- Physical chemistry
Аннотация
The study aims to investigate the in vitro anti-inflammatory and antioxidant activity of 4-allyl pyrocatechol (4-APC) and its derivatives (APC-1 and APC-2) by albumin denaturation and 1,1-Diphenyl-2-picrylhydrazyl (DPPH) methods, respectively
Ключевые слова
pyrocatechol, anti-inflammatory, antioxidant, lead molecule, inflammatory markers, calpain, FAAH, docking
Казахстаника
0/0 Свободно
периодические издания(Журналы)
SAGYNDIKOV M. S.
Sagyndikov, M. S. Assessing polyacrylamide solution chemical stability during a polymer flood in the Kalamkas field, Western Kazakhstan [Text] / M. S. Sagyndikov, I. I. Salimgarayev , E. K. Ogay [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 1. - Р. 99-112. - Bibliogr.: p. 110-111 ISSN 2518-718Х.
УДК:
66-922
Предметная рубрика
- Processes involving several types of molecules
Аннотация
This study is based on rheology measurements of polymer solutions and produced fluid from the offset production well associated with the Kalamkas oilfield in Western Kazakhstan
Ключевые слова
polyacrylamide, polymer solution, chemical degradation, polymer flood, iron
Казахстаника
0/0 Свободно
периодические издания(Журналы)
PARAKHINA V.
Parakhina, V. Association between Endocan, PAI-1 and intima media thickness in patients with high diabetes risk [Text] / V. Parakhina, Ye. M. Laryushina , O. Ponamareva // Bulletin of the Karaganda University. Biology. Medicine. Geography Series. - 2022. - № 2. - Р. 134-144. - Bibliogr.: p. 141-143 ISSN 2518-7201.
УДК:
61
Предметная рубрика
- Medicine
Аннотация
This study aims to investigate the relationships between endothelial dysfunction biomarkers: Endocan, Plasminogen Activator Inhibitor-1(PAI-1), insulin resistance (IR) indicators, and IMT of the common carotid artery (CCA) in patients with risk of type 2 diabetes mellitus (T2DM)
Ключевые слова
diabetes mellitus, endothelial dysfunction, intima media thickness, Endocan biomarker, PAI-1
Казахстаника
0/0 Свободно
периодические издания(Журналы)
SALEHI F.
Salehi, F. Assessment of the soil erosion and water quality state in the downstream portion of Syrdarya using the water water quality index arithmetic method [Text] / F. Salehi, M. Kussainova // Почвоведение и агрохимия. - 2023. - № 4. - 95-107 р.. - Bibliogr.: 104-105 р.
ISSN 1999-740Х.
УДК:
543.3
Предметная рубрика
- Water analysis
Аннотация
The article presents studies of the relationship between water quality and soil erosion in the Syrdarya river basin
Ключевые слова
soil erosion, water quality, Syrdarya, water quality index, effects of soil erosion, water analysis
Казахстаника
0/0 Свободно
периодические издания(Журналы)
KANABEKOVA P.
Kanabekova, P. Applications of Nanofiber Membranes in Microphysiological Systems [Text] / P. Kanabekova, A. Martin , A. Kemelbekova [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 56-66. - Bibliogr.: p. 62-65 ISSN 2518-718Х.
УДК:
544.42
Предметная рубрика
- Formal kinetics
Аннотация
This review focuses on the use of electrospun nanofiber membranes as a functional basement membrane which plays a central role in the development of lung-on-a- chip platforms
Ключевые слова
microfluidics, microphysiological, nanofiber, basement membrane, electrospinning, lung-on-chip, polycaprolactone, adherent junction
0/0 Свободно
периодические издания(Журналы)
ZHUBANOV A. A.
Zhubanov, A. A. Amidation of Polyethylene-Acrylic Acid Copolymer as Pour Point Depressants for Waxy Crude Oils [Text] / A. A. Zhubanov, V. G. Bondaletov , S. S. Kozhabekov [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 150-157. - Bibliogr.: p. 156-157 ISSN 2518-718Х.
УДК:
665.7.038.64
Предметная рубрика
- Index additives (increasing viscosity index). Depressant additives (reducing the pour point)
Аннотация
The present work aims to provide amine-modified polyethylene-acrylic acid (PEAA) copolymers as a pour point depressant (PPD) that will be evaluated for lower pour point of crude oil
Ключевые слова
polyethylene-acrylic acid , crude oil, copolymers, pour point depressant , flow, primary amines
Казахстаника
0/0 Свободно
периодические издания(Журналы)
MASHENTSEVA A. A.
Mashentseva, A. A. Application of the Cu@PET Composite Track-Etched Membranes for Catalytic Removal of Cr(VI) Ions [Text] / A. A. Mashentseva, N. A. Aimanova; N. Parmanbek [et al.] // Bulletin of the Karaganda University. Chemistry series . - 2022. - № 3. - Р. 227-238. - Bibliogr.: р. 235-237 ISSN 2518-718Х.
УДК:
544.478
Предметная рубрика
- Catalysts
Аннотация
This research examines the features of obtaining composite track-etched membranes based on copper microtubes using various compositions of a deposition solution and various types of reducing agents, such as formaldehyde, dimethylamine borane, glyoxylic acid
Ключевые слова
composite track-etched membranes, catalysts, copper microtubes, chromium removal, template synthesis, electroless plating
Казахстаника
0/0 Свободно
периодические издания(Журналы)
GUSEINOVA E. A.
Guseinova, E. A. Adsorption Purification of Used Industrial Oil Using Natural Aluminosilicates [Text] / E. A. Guseinova // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 162-170. - Bibliogr.: p. 169-170 ISSN 2518-718Х.
УДК:
665.662
Предметная рубрика
- Physical cleaning methods
Аннотация
The results of adsorption purification of used industrial oil in the presence of natural aluminosilicates, bentonite and mordenite, are discussed
Ключевые слова
adsorption purification, waste industrial oil, bentonite, mordenite, degree of purification, IR- spectrum, structural group composition
Казахстаника
0/0 Свободно
KASSANOVA A. ZH.
ARENEDIAZONIUM SULFONATES: SYNTHESIS, COMPARISON OF STRUCTURAL AND PHYSICOCHEMICAL PROPERTIES
периодические издания(Журналы)
0/0 Свободно
MENDIGALIEVA S. S.
AGGREGATION-INDUCED EMISSION OF 5-(BENZYLIDENE)PYRIMIDINE-2,4,6-TRIONES
периодические издания(Журналы)
0/0 Свободно
ANNAVARAPU T.
ANTI-INFLAMMATORY AND ANTIOXIDANT ACTIVITIES OF 4-ALLYLPYROCATECHOL AND ITS DERIVATIVES WITH MOLECULAR DOCKING AND ADMET INVESTIGATIONS
периодические издания(Журналы)
0/0 Свободно
SAGYNDIKOV M. S.
ASSESSING POLYACRYLAMIDE SOLUTION CHEMICAL STABILITY DURING A POLYMER FLOOD IN THE KALAMKAS FIELD, WESTERN KAZAKHSTAN
периодические издания(Журналы)
0/0 Свободно
PARAKHINA V.
ASSOCIATION BETWEEN ENDOCAN, PAI-1 AND INTIMA MEDIA THICKNESS IN PATIENTS WITH HIGH DIABETES RISK
периодические издания(Журналы)
0/0 Свободно
SALEHI F.
ASSESSMENT OF THE SOIL EROSION AND WATER QUALITY STATE IN THE DOWNSTREAM PORTION OF SYRDARYA USING THE WATER WATER QUALITY INDEX ARITHMETIC METHOD
периодические издания(Журналы)
0/0 Свободно
KANABEKOVA P.
APPLICATIONS OF NANOFIBER MEMBRANES IN MICROPHYSIOLOGICAL SYSTEMS
периодические издания(Журналы)
0/0 Свободно
ZHUBANOV A. A.
AMIDATION OF POLYETHYLENE-ACRYLIC ACID COPOLYMER AS POUR POINT DEPRESSANTS FOR WAXY CRUDE OILS
периодические издания(Журналы)
0/0 Свободно
MASHENTSEVA A. A.
APPLICATION OF THE CU@PET COMPOSITE TRACK-ETCHED MEMBRANES FOR CATALYTIC REMOVAL OF CR(VI) IONS
периодические издания(Журналы)
0/0 Свободно
GUSEINOVA E. A.
ADSORPTION PURIFICATION OF USED INDUSTRIAL OIL USING NATURAL ALUMINOSILICATES
периодические издания(Журналы)
0/0 Свободно