نتایج جستجو برای: component reactions
تعداد نتایج: 772153 فیلتر نتایج به سال:
OBJECTIVE To analyze the profile of blood transfusion reactions in children and to identify the involved factors. METHODS This was a cross-sectional study in a tertiary pediatric teaching hospital from the public healthcare system, involving all children admitted from January to July of 2011 (5,437), of which 1,226 received blood transfusions, constituting the sample. A documental study was p...
An efficient, one-pot, four-component procedure for the synthesis of a small library of new chiral spiro- oxindolopyrrolidines with high regio-, diastereo- (>99:1 dr), and enantioselectivity (up to 80% ee) is described. In this process, the regio- and stereochemical 1,3-dipolar cycloaddition of azomethine ylides, which were generated insitu by the reaction of isatin derivatives and sarcosin,wit...
The processes of modifying the structural and optical properties FP9120 S1813 diazoquinone–novolac photoresist films on single-crystal silicon wafers beyond range ions by implantation light B+, P+ heavy Sb+ have been studied using techniques attenuated total reflection Fourier-transform IR spectroscopy, indentation, measurement spectra. It has shown that during B+ ions, involving photosensitive...
Paclitaxel, an anti-microtubule chemotherapeutic agent, is known for hypersensitivity reactions. Hypersensitivity reactions associated with paclitaxel may be secondary to its vehicle, Cremophor EL rather than the paclitaxel itself. In contrast, hypersensitivity reactions to parenteral nutrition are uncommon. Both the lipid component and multivitamin have been implicated in hypersensitivity reac...
Nano-silica-bonded 3-n-propyl-1-sulfonic acid imidazolium chloride (nano-SB-[PSIM]Cl) was applied as a highly efficient, general and heterogeneous catalyst for one pot multi-component reaction of 2-naphthol, arylaldehydes, and thioacetamide leading to 1-thioamidolakyl-2-naphthols. All reactions proceeded with excellent yields in short times under solvent-free conditions. Our protocol w...
we have two part in this thesis, at first: the interaction of native calf thymus dna (ct-dna) with two anthraquinones including quinizarin (1,4- dihydroxy anthraquinone) and danthron (1,8- dihydroxy anthraquinone) in a mixture of 0.04 m brittone-robinson buffer and 50% of ethanol were studied at physiological ph by uv-vis absorption, florescence, circular dichroism spectroscopic methods, viscos...
Magnetic Cellulose/Fe3O4/Co3O4 nanocomposite as a new catalyst was synthesized and characterized by FT-IR, XRD, TGA, SEM, TEM, ICP-AES and VSM techniques. The catalytic activity of this heterogeneous catalyst was studied through one-pot synthesis of 1-((benzo[d]thiazol-2-ylamino)(aryl)-methyl)naphthalen-2-ol derivatives from three component reactions of aromatic aldehydes, 2-aminobenzothiazole,...
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