نتایج جستجو برای: toluenesulfonic acid ptsa
تعداد نتایج: 747488 فیلتر نتایج به سال:
During chronic kidney disease (CKD), there is a progressive accumulation of toxic solutes due to inadequate renal clearance. Here, the interaction between uremic toxins and two important efflux pumps, viz. multidrug resistance protein 4 (MRP4) and breast cancer resistance protein (BCRP) was investigated. Membrane vesicles isolated from MRP4- or BCRP-overexpressing human embryonic kidney cells w...
در این پروژه ما واکنش بین مشتقات استوفنون وتیواوره را با استفاده ازکاتالیزورهای ptsa، dabco، naoh، h2so4 بررسی کردیم. همه ساختارها به روش طیف سنجی ir، h-nmr 1 تایید شدند.
The tert-butyloxycarbonyl (Boc) group is one of the most widely used amine-protecting groups in multistep reactions synthetic organic chemistry as well peptide synthesis. Traditional methods to remove Boc have disadvantages terms high acidity, use expensive reagents, excessive amounts catalysts and harmful solvents temperatures, making them environmentally unsustainable. Therefore, more efforts...
A cyclohexanediyl-bridged, bis(N-xylyl) diketiminate ligand, (±)-C6H10(nacnac(Xyl)H)2, LH2 (Xyl = 2,6-dimethylphenyl), was obtained from the reaction of [(2,6-dimethylphenyl)amino]-pent-3-en-2-one first with Meerwein's salt, then with (±)-cyclohexanediamine. The reaction of the ligand with Zr(NMe2)4 yielded LZr(NMe2)2. Protonation of the remaining diamide ligands with EtOH or [H2NMe2]Cl yielded...
Objectives: Increased posterior tibial slope angle (PTSA) increases the risk for anterior cruciate ligament (ACL) tear and ACL graft failure. Proximal changing osteotomies are employed in adult population; growth modulation procedures may present a treatment opportunity skeletally immature. This procedure has not been described context of injuries, rate at which could be corrected is unknown. O...
Anomaly perception of infrared point targets has high application value in many fields, such as maritime surveillance, airspace and early warning systems. This kind abnormality includes the explosion target, separation between stages, disintegration caused by abnormal strike, etc. By extracting radiation characteristics continuous frame targets, it is possible to analyze warn target state time....
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