نتایج جستجو برای: para aminophenol
تعداد نتایج: 275073 فیلتر نتایج به سال:
2-p-substituted phenyl-2-benzimidazolo acetonitriles (1a-5a) were prepared by the reaction of benzimidazole , p-substituted benzaldehydes and Sodium cyanide. A series of 2-(α-p -Substituted phenyl-αbenzimidazolo) methyl benzoxazoles (1b-5b) were synthesized by the reaction of 2-p-substituted phenyl-2benzimidazolo acetonitrile(1a-5a) and o-aminophenol in presence of Conc. HCl. These compounds we...
Acetaminophen, p-aminophenol, and oxyphenbutazone interfere with the glucose oxidase/peroxidase method for glucose. Structurally related compounds that lack a free phenolic hydroxyl group (acetanilide, aniline, and phenylbutazone) do not interfere. During the analytical procedure acetaminophen is consumed. One mole of acetaminophen leads to an apparent loss of four moles of glucose. The hexokin...
ParA is an essential P1 plasmid partition protein. It represses transcription of the par genes (parA and parB) and is also required for a second, as yet undefined step in partition. ParA is a ParB-stimulated ATPase that binds to a specific DNA site in the par promoter region. ATP binding and hydrolysis by ParA affect ParA activities in vitro. ATP and ADP binding stimulate ParA DNA binding and d...
It is well documented in animal and human studies that therapy with the anti-cancer drug doxorubicin (DOX) induces fibrosis, cardiac dysfunction, and cell death. The most widely accepted mechanism of cardiac injury is through production of reactive oxygen species (ROS), which cause mitochondrial damage, sarcomere structural alterations, and altered gene expression in myocytes and fibroblasts. H...
In this work we use symplectic (para-)tt∗-bundles to obtain a geometric construction of (para-)pluriharmonic maps into the pseudoRiemannian symmetric space GL(2r,R)/Sp(R). We prove, that these (para-)pluriharmonic maps are exactly the admissible (para-)pluriharmonic maps. Moreover, we construct symplectic (para-)tt∗-bundles from (para-)harmonic bundles and analyse the related (para-)pluriharmon...
هدف از این مطالعه طراحی یک روش کلی برای سنتز یک سری از کمپلکس های دو هسته ای متقارن و نامتقارن سیکلومتاله شده پلاتین (ii) بوده که دارای یک لیگاند پل زن bis(diphenylphosphino)methane, dppm, است. از واکنش cis-[pt(ar)2(sme2)2] ، که در آن para-anisole (p-a) یا ar= para-tolyl (p-t)، با یک اکی والان از لیگاند های c^n ، که benzo[h]quinoline (bhq) یاc^n= phenylpyridine (ppy) ، در استون محصول [pt(ar)(c^...
Oxidation of formaldehyde (HCHO) is very important, owing to its use in fuel cells. Modification of electrodes surfaces is an excellent way to decrease the overpotentials as well as to increase the current density of the voltammetric response.pt as most efficient metal catalyst can easily be poisoned by product of oxidation and also it has high cost. In this work an efficient and low cost elect...
هدف از این مطالعه طراحی یک روش کلی برای سنتز یک سری از کمپلکس های دو هسته ای متقارن سیکلومتاله شده پلاتین (ii) بوده که دارای یک لیگاند پل زن(1,2-bis[bis(pentafluoro-phenyl)phosphino]ethane),dfppe, است. از واکنش cis-[pt(r)2(sme2)2]، که در آنr= para-tolyl ، با یک اکی والان از لیگاند benzo[h]quinoline,bhq، در استون محصول [pt(r)(bhq)(sme2)] که در آن r= para-tolyl بدست می آید. همچنین از واکنش 5/0 اک...
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