Results 11 to 20 of about 5,409,859 (340)
Nickel-Catalyzed Decarbonylative Amination of Carboxylic Acid Esters.
Journal of the American Chemical Society, 2020 The reaction of carboxylic acid derivatives with amines to form amide bonds has been the most widely used transformation in organic synthesis over the past century.
Christian A. Malapit +4 more
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NMR spectroscopy of Cu(II) complexes with acrylamide and sodium acrylate copolymer and ω-amino acids
Журнал Белорусского государственного университета: Химия, 2021 Macromolecular complexes of acrylamide and sodium acrylate copolymer with microelements, including Cu(II), may form at preparation of crop protection and stimulation compositions, where the copolymer serves as an adhesive, water-retaining and film ...
Dmitry L. Kudryavsky +4 more
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Acid-base strengths in 1,2-dichloroethane [PDF]
, 1973 The pKa value of hydriodic acid in 1,2-dichloroethane was determined from conductivity measurements. A glass electrode was calibrated for dichloroethane in the potentiometric titration of hydriodic acid with tetramethylguanidine.
Bos, M., Dahmen, E.A.M.F.
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Beilstein Journal of Nanotechnology, 2023 Cerium atoms on the surfaces of nanoceria (i.e., cerium oxide in the form of nanoparticles) can store or release oxygen, cycling between Ce3+ and Ce4+; therefore, they can cause or relieve oxidative stress within living systems.
Matthew L. Hancock +2 more
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Acta Agriculturae Slovenica, 2023 Synthesised organic compounds of pyrimidinecarboxylic acids are characterised by high biological activity, even when their concentrations are low. These compounds, when applied to the seeds of Rhododendron, a genus of woody plants, with concentrations of
Tatiana V. VOSTRIKOVA +3 more
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Fermentation, 2017 Carboxylic acids are central compounds in cellular metabolism, and in the carbon cycle in nature.[...]
Gunnar Lidén
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Oligomerization of Indole Derivatives with Incorporation of Thiols
Molecules, 2008 : Two molecules of indole derivative, e.g. indole-5-carboxylic acid, reacted with one molecule of thiol, e.g. 1,2-ethanedithiol, in the presence of trifluoroacetic acid to yield adducts such as 3-[2-(2-amino-5-carboxyphenyl)-1-(2-mercaptoethylthio)ethyl]-
Jarl E.S. Wikberg +6 more
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Synthesis of highly alkylated functionalized cyclopentadienes [PDF]
, 1988 Tetra- and pentaalkylated cyclopentadienyl ketones and carboxylic acids are prepared by electrophilic allylation of enolizible 1,3-dicarbonyl compounds and successive acid catalyzed ...
Koschinsky, Rainer +2 more
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A Dual Stimuli Responsive Supramolecular Gel Provides Insulin Hydrolysis Protection and Redox-Controlled Release of Actives [PDF]
, 2020 Two supramolecular hydrogelators containing a central disulfide moiety and terminal carboxylic acid groups are studied. On the one hand, the hydrogels are responsive to a reductive environment, which transforms the disulfide unit to the corresponding ...
Angulo-Pachón, César A. +4 more
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Estimated carboxylic acid ester hydrolysis rate constants for food and beverage aroma compounds [PDF]
, 2011 Aroma compounds in the Flavornet database were screened for potentially hydrolyzable carboxylic acid ester functionalities. Of the 738 aroma compounds listed in this database, 140 molecules contain carboxylic acid ester groups that may be amenable to ...
Kaya Forest, Sierra Rayne
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