نتایج جستجو برای: زیولیت 5a
تعداد نتایج: 5490 فیلتر نتایج به سال:
در این پژوهش با به کار گیری سه ماده ی نانو الیاف سلولز ساخته شده - مونومر صنعتی اکریلیک اسید و پلیمرهای خطی به ساخت هیدروژلی به منظور جذب و رهایش منظم و بهینه پرداخته شد. در نهایت خواص این ماده ی ساخته شده با دیگر هیدروژل های همراه با الیاف سلولز و نانو ذرات زیولیت مقایسه و مشاهده شد که خواص فیزیکی و مکانیکی ان بهتر و بهینه شد.
To develop novel antimycobacterial agents, a new series of thiazolidinone-azole hybrids 4a-b, 5a-b and 6-13 were designed and synthesized. Thiazolidin-4-ones (4a-b and 5a-b) were obtained by the reaction of Schiff bases and hydrazones (2a-b and 3a-b) with mercaptoacetic acid. 5-Benzylidene derivatives (6-13) were gained by treatment of 5a-b with appropriate benzaldehydes according to Knoevenage...
Synthesis of Some Benzofuran Derivatives Containing Pyrimidine Moiety as Potent Antimicrobial Agents
In this investigation, the synthesis of 2-substituted pyrimidines by the reaction of benzofuranchalcones (3a-d) with urea, thiourea and guanidine hydrochloride was reported. The structuresof title compounds (4a-d), (5a-d) and (6a-d) were established on the basis of analyticaland spectral data. The synthesized compounds were screened for antimicrobial activityand molecular docking studies. Some ...
OBJECTIVE To investigate the pathophysiological effect of immunoglobulin G (IgG) from systemic lupus erythematosus (SLE) patients on pleural mesothelial cells and related mechanisms. METHODS Serum IgG from 28 lupus patients and 13 healthy controls was purified by protein-G affinity chromatography. The concentrations of anti-dsDNA-, anti-histone- and/or anti-nucleohistone-containing IgGs were ...
The aim of this study was to determine the drought tolerance control loci in growth stage in bread wheat. In this regards 99 doubled haploid lines with their parents were evaluated in a randomized complete block design with three replications in two drought stress levels. Genotypes mean square for all traits in two environments was significant. Thirty three SSR markers and 24 TRAP markers which...
یک راه برای بهبود دادن ویژگی های زیستی، شیمیایی و فیزیکی خاک و نگهداشت کربن، افزایش درون داد کربن آلی از افزودن کودهای جانوری به خاک است. کاربرد زئولیت همانند یک بهساز کانی به تنهایی و یا همراه با مواد آلی، با بیشتر شناسه های کیفیت خاک وابستگی دارد. به گونه ای که در بیشتر کشورهای جهان زئولیت ها به گونه ای گسترده برای بهبود کیفیت خاک های ناتوان بهره گیری شده اند. هدف از این پژوهش بررسی پیامد زئو...
A series of new fluorene bisamide derivatives were synthesized through multi-component Ugi reaction and tested for their in vitro anti-mycobacterial activity. The structures of the products 5a-w were deduced from their IR, 1H NMR, and 13C NMR spectra. Elemental analyses (CHN) for novel compounds (5a, 5d, 5f, 5h, 5k, 5l, 5p, 5s, 5t, 5v, 5w) was done to. These compounds were evaluated as anti-bac...
Synthesis of Some Benzofuran Derivatives Containing Pyrimidine Moiety as Potent Antimicrobial Agents
In this investigation, the synthesis of 2-substituted pyrimidines by the reaction of benzofuranchalcones (3a-d) with urea, thiourea and guanidine hydrochloride was reported. The structuresof title compounds (4a-d), (5a-d) and (6a-d) were established on the basis of analyticaland spectral data. The synthesized compounds were screened for antimicrobial activityand molecular docking studies. Some ...
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