نتایج جستجو برای: formylation
تعداد نتایج: 299 فیلتر نتایج به سال:
Amines are widely employed as additives for improving the performance of metal halide perovskite optoelectronic devices. However, amines well-known their high chemical reactivity, impact which has yet to receive enough attention from light-emitting diode community. Here, by investigating an unusual positive aging effect CH3NH3I/CsI/PbI2 precursor solutions example, we reveal that gradually unde...
5-(2-Aminopropyl)benzofuran (5-APB), also known as “Benzo Fury,” is a novel psychoactive substance (NPS) belonging to new class of synthetic phenethylamines. It acts by disrupting serotonergic circuits serotonin–norepinephrine–dopamine reuptake inhibitor and classified an entactogen, similar MDMA MDA. Despite its popularity among users, recent toxicity events have been associated with the consu...
The effect of N’“-formyl-H,folate on mitochondrial peptide chain initiation has been studied in isolated mitochondria of Saccharomyces cerevisiae. The addition of N”‘-formyl-H,folate strongly stimulates the incorporation of amino acids into mitochondrial protein at both 6 and 15 mu Mg2+. Still higher stimulation (up to IO-fold) has been obtained in the production of de nouo synthesized initial ...
The in vitro deacylation of N-arylformamides and N-arylacetamides to arylamines was examined in rat liver preparations. When 2-acetylaminofluorene or 2-formylaminofluorene was incubated with rat liver microsomes or cytosol, the deacylated metabolite, 2-aminofluorene, was formed. The deacylating activity of liver microsomes was inhibited by bis(4-nitrophenyl)phosphate and phenylmethanesulfonyl f...
In order to develop a better bioactive molecules with good efficacy, we synthesized a new series of Thiazolo [3,2-a] pyrimidine derivatives with good yield and studied their anthelmintic properties, structureactivity relationships (SARs). A new series of Thiazolo[3,2-a]pyrimidines have been synthesized through duff formylation, ‘One pot’ Biginelli reaction, cyclization followed by knoevenagel c...
Synthesis and electrophilic substitutions of novel pyrazolo[1,5-c]-1,2,4-triazolo[4,3-a]pyrimidines.
5-Aryl-7-hydrazino-2-phenylpyrazolo[1,5-c]pyrimidines 1 were used as precursors for the preparation of a new series of 5-aryl-8-phenylpyrazolo[1,5-c]-1,2,4- triazolo[4,3-a]pyrimidines 2. The reactions of 2 with certain electrophilic reagents gave the respective 6-substituted derivatives 3-5 rather than the 7-isomeric products. Formylation of the key compounds 1 with ethyl formate yielded the fo...
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