• Abstract: The aim of this study was to synthesize, characterize, and evaluate neoteric imine compounds for antimicrobial activity and hemocompatibility.Four compounds were synthesized using 3-thiophene carboxaldehyde, ethanol, amine , and acetic acid. (docslib.org)
  • Piperazine hexahydrate is dissolved in ethanol, added with glacial acetic acid, stirred and cooled to precipitate piperazine acetate, which is used to synthesize the hormone drug prednisone sodium phosphate. (dongaochem-metal.com)
  • In combination with polymer-supported cyanoborohydride (PSCBH), a one-pot oxidation-imine formation-reduction sequence enables alcohols to be converted directly into both secondary and tertiary amines. (organic-chemistry.org)
  • it is used for the synthesis of drugs in the pharmaceutical industry and as a catalyst for the synthesis of polymers in the chemical industry. (lookchem.com)
  • A base-mediated protocol enables the synthesis of imines and amines from N -phenylureas and alcohols in good yields under air. (organic-chemistry.org)
  • This protocol is as an efficient alternative to conventional methods for the synthesis of imines and amines. (organic-chemistry.org)
  • 1,2-Ethylenediamine is also utilized as a raw material for the synthesis of chelating agents, polymers, agrochemicals and pharmaceutical intermediates. (atamanchemicals.com)
  • To this end, polymers in coatings will need to respond to major technological trends, such as ecofriendly materials that require synthesis of novel resins for waterborne, solvent‐free, thermal‐insulating, and air‐purifying coatings. (mdpi.com)
  • Our current research focuses on design and synthesis of potential chromophores, fluorescent,or phosphorescent materials, small molecular or polymeric materials, in application to organic light-emitting diodes (OLEDs) or polymer light-emitting diodes (PLEDs). (sinica.edu.tw)
  • High-efficiency perovskite-polymer bulk heterostructure light-emitting diodes. (altstu.ru)
  • Molecularly imprinted polymers (MIPs) are interesting and alternative polymeric adsorbents that can be applied in wastewater treatment for sample preparation and for the quantification of dyes present in wastewater. (intechopen.com)
  • Rubbery polymeric membranes, containing amine carriers, have received much attention in CO2 separation because of their easy fabrication, low cost, and excellent separation performance. (bvsalud.org)
  • This Special Issue mainly focuses on any one of these polymeric materials, composites, and functionalities that can be used to make or render coatings "special" and will be of interest to all professionals, industrial practitioners, as well as researchers and graduate students in the fields of polymers chemistry and engineering, coatings materials science, and chemical engineering that need to know the most recent advances in functional polymer coatings. (mdpi.com)
  • Monoethanolamines are used for the wood treatment, oil industry and oil treatment, oil additives production, fertilizers production, production of ethylendiamines (piperazine), detergents and surfactants. (equilex.com)
  • The company is the sole manufacturer in India of niche chemicals such as Ethylene Diamine (EDA), Diethylenetriamine (DETA), Aminoethyl ethanolamine (AEEA), and Aminoethyl Piperazine (AEP), using the Monoethanol Amine (MEA) process. (mind2markets.com)
  • Ethylenediamine is the first member of the so-called polyethylene amines. (wikipedia.org)
  • The document "Hydrophilic nylon for improved apparel comfort", Textile Research Journal, June 1985, pages 325-333, describes the manufacture and the properties of a copolymer obtained by the polycondensation of caprolactam and of amine-terminated polyethylene oxides. (allindianpatents.com)
  • Finally, compositions are known which are obtained by the addition to the polyamide of random copolymers obtained from caprolactam and amine-terminated polyethylene oxides. (allindianpatents.com)
  • Piperazine hexahydrate reacts with acetic anhydride to prepare acetpiperazine, an intermediate of the anthelmintic pipenithiazole. (dongaochem-metal.com)
  • Imines and secondary amines were synthesized selectively by a Pd-catalyzed one-pot reaction of benzyl alcohols with primary amines. (organic-chemistry.org)
  • The reactions did not require any additives and were effective for a wide range of alcohols and amines. (organic-chemistry.org)
  • Iron-catalyzed aerobic oxidative reactions of primary amines, secondary amines, benzylamines with anilines, and alcohols with amines in the presence of air as the economic and safe oxidant, provide several direct, practical, and greener approaches for the preparation of useful imines. (organic-chemistry.org)
  • The diisocyanate monomers are important commercially the most important aromatic isocyanates, because the two NCO groups allow them to undergo direct whereas 1,6-HDI, isophorone diisocyanate (IPDI), methyle- polymerization reactions with alcohols to form polyur- nedicyclohexyl diisocyanate (HMDI), and their higher ethanes, in addition to enabling prepolymerization reactions polymers are the most important aliphatic isocyanates. (cdc.gov)
  • Piperazine (PZ) is an amine solvent. (sigmaaldrich.id)
  • Currently researching solvent degradation and emission control technologies in amine-based post-combustion carbon capture. (ntnu.edu)
  • Neat non-volatile amines react efficiently with various aromatic aldehydes in the absence of any catalyst or solvent, to give imines after a reaction time of eight minutes under microwave irradiation. (organic-chemistry.org)
  • Like other amine reagents, it reacts rapidly with isocyanate s to form stable derivatives, enabling HPLC analysis of monomers or other specific isocyanate species. (cdc.gov)
  • For this purpose, also, besides the literature review investigates the effect of some operational parameters such as temperature, pressure, amine concentration, solution flow rate, and the adsorbent loading on the CO 2 removal efficiency and CO 2 capture capacity. (ac.ir)
  • Upon leaching of the imprint molecule from the polymer matrix, a polymer with binding sites complementary in size and shape to the imprint molecule is created. (intechopen.com)
  • The crystal structure of the adduct piperazine-1,4-diium 3,5-dinitro-2-oxidobenzoate-piperazine-water (2/1/2) shows the existence of a 3,5-dinitrosalicylate dianion (DNSA2−) and a protonated piperazine-1,4-diium cation (PIP2+) along with a piperazine molecule. (sciencegate.app)
  • The piperazine ring in the piperazine-1,4-diium cation and in the neutral piperazine molecule adopt chair conformations. (sciencegate.app)
  • Methods for the determination of isocyanate compounds in air typically involve derivatization of the isocyanate species with an amine reagent and analysis of the derivatized isocyanate s by high-performance liquid chromatography (HPLC). (cdc.gov)
  • 9-Anthracenylmethyl1-piperazine carboxylate (PAC) is a newly developed derivatizing reagent designed to enable much simpler total isocyanate analysis. (cdc.gov)
  • Tris(2,2,2-trifluoroethyl)borate [B(OCH 2 CF 3 ) 3 ] is a mild and general reagent for condensation of amides or amines with carbonyl compounds providing N -Sulfinyl, N -toluenesulfonyl, N -(dimethylamino)sulfamoyl, N -diphenylphosphinoyl, N -(α-methylbenzyl), and N -(4-methoxyphenyl) aldimines at room temperature. (organic-chemistry.org)
  • Polymer composites properly integrated into coatings can lead to multifunctional and smart coatings, having special properties such as self‐cleaning, latent heat storing, bionic anti‐fouling, self‐healing, light/heat/electricity conducting, and regulating and sensory coatings. (mdpi.com)
  • However, advances in polymerization methods, emulsion science and technology, new organic-inorganic hybrid systems, as well as principles of nanotechnology and self‐assembly can lead to robust multifunctional polymer coatings with strong technological implications. (mdpi.com)
  • The other classes are derivatives of ethanolamine, alkylamine, piperazine, and others (primarily tricyclic and tetracyclic compounds related to phenothiazines, tricyclic antidepressants, as well as the cyproheptadine-phenindamine family) Ethylenediamine, because it contains two amine groups, is a widely used precursor to various polymers. (wikipedia.org)
  • The amine is liberated by addition of sodium hydroxide and can then be recovered by rectification [de]. (wikipedia.org)
  • The invention relates to 1-piperazine- and 1-homopiperazine-carboxylate derivatives, and to the preparation and therapeutic application thereof. (allindianpatents.com)
  • 1,2-Ethylenediamine readily forms heterocyclic imidazolidine derivatives, because of its bifunctional nature, having two amines. (atamanchemicals.com)
  • Carbon Sequestration: We are evaluating the formation of nitrosamine and nitraminecarcinogens from amine-based carbon capture, as well as techniques to destroy any of these byproducts that form. (stanford.edu)
  • Ethylenediamine is produced industrially by treating 1,2-dichloroethane with ammonia under pressure at 180 °C in an aqueous medium: In this reaction hydrogen chloride is generated, which forms a salt with the amine. (wikipedia.org)
  • In the crystal, intermolecular N-H...N hydrogen bonds between the amine function and the central N atom of the triazole ring lead to the formation of ribbons parallel to [1\overline{1}1]. (sciencegate.app)
  • Figure 2 Definition tgading the torsion angles xI, which determines the angle between the benzene and the piperazine ring, ~2, which primarily strateegy the direction of the N4-substituent, x3, and x4. (forextrading-madeeasy.com)
  • bpmp is 1,4-bis-(pyridin-4-ylmeth-yl)piperazine) crystallizes as a fivefold inter-penetrated tri-periodic coordination polymer without co-crystallized species. (iucr.org)
  • I am also studying the influence of different parameters on the solubility of certain metals in amine-based solvents, as well as on the foamability of the latter. (ntnu.edu)
  • Chen, C.-T. High efficiency organic photovoltaics with a thick (300 nm) bulk heterojunction comprising a ternary composition of a PFT Polymer-PC71BM fullerene-IT4F nonfullerene acceptor. (sinica.edu.tw)
  • at least one free end of the linear macromolecular chain, chosen from among the ends of the thermoplastic polymer segment and the ends of the difunctional core, is linked to a polyalkylene oxide block, both free ends of the linear macromolecular chain being linked to polyalkylene oxide blocks when the thermoplastic polymer block comprises only linear- type macromolecular chains. (allindianpatents.com)
  • In situ lactonization of 2-carb-oxy-cinnamic acid to form bis-(1,3-di-hydro-3-oxo-1-isobenzo-furan-acetate (dibf) resulted in the the crystallization of [Cu(dibf)(edn)(H 2 O) 2 ] n coordination polymer chains [edn = N , N ′-(ethane-1,2-di-yl)dinicotinamide]. (iucr.org)
  • The results demonstrated that the flow rate of liquid and concentration of amine has a positive effect on the removal efficiency and the CO 2 flow rate has a negative effect. (ac.ir)
  • Therefore, various methods have hitherto been considered to improve the conductivity of the supports and various surface coating layers of photographic materials, and it has been attempted to utilize various hygroscopic materials and water-soluble inorganic salts as well as certain kinds of surface active agents, polymers, etc. (justia.com)
  • Quinone-based ladder-type polymers as promising electrode materials for potassium-ion batteries. (ac.ru)
  • Ethylenediamine (abbreviated as en when a ligand) is the organic compound with the formula C2H4(NH2)2. (wikipedia.org)
  • Very many documents describe different ways of introducing these units into the polyamide, especially by modifying the polyamide, for example, in the form of polymer blends or copolymer blends, or in combination with the polyamide, for example, in the form of bicomponent fibres. (allindianpatents.com)
  • A major portion of coating science and technology relies on advances in polymer science and polymer composites. (mdpi.com)
  • 1,2-Ethylenediamine is a clear and colorless product at normal temperature and pressure which has a characteristic smell of an amine. (atamanchemicals.com)
  • The present invention relates to a thermoplastic polymer comprising at least one polyalkylene oxide block and to its application in polyamide compositions having improved hydrophilicity and/or improved antistatic behaviour. (allindianpatents.com)
  • Effect of polymer morphology on electrochemical behavior of electrodes. (ac.ru)
  • The title com-pound contains octa-hedrally coordinated Ni II ions ligated by adamantane-1,3-di-carboxyl-ate and N -(pyridin-3-yl)isonicotinamide ligands forming coordination polymer layers with a (4,4) grid topology. (iucr.org)
  • This colorless liquid with an ammonia-like odor is a basic amine. (wikipedia.org)