Helical Structures of Nylon-Like Oligomers Consisting of 1,2-Diamine and 1,2-Dicarboxylic Acid Building Blocks Containing a Five-Membered Ring Constraint.
Sign Up to like & getrecommendations! Published in 2021 at "ChemPlusChem"
DOI: 10.1002/cplu.202100239
Abstract: A series of nylon-like oligomers was synthesized, which consisted of alternating cyclic 1,2-diamine and 1,2-dicarboxylic acid building blocks with a five-membered ring constraint. The nylon 2 4 oligomers are symmetric and display helical structures similar… read more here.
Keywords: membered ring; dicarboxylic acid; like oligomers; nylon like ... See more keywords
Efficient Catalytic Conversion of 5- Hydroxymethylfurfural to 2,5-Furan-dicarboxylic Acid over Ruthenium Cluster-Embedded Ni(OH)2 Catalyst.
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DOI: 10.1002/cssc.202200863
Abstract: 5-Hydroxymethylfurfural (HMF) can be oxidized to 2,5-furan-dicarboxylic acid (FDCA) for the production of biorenewable plastics to replace fossil resourced polyethylene terephthalate (PET). Development of high-efficient electro-catalyst using renewable electricity as energy input and earth abundant… read more here.
Keywords: cluster embedded; catalyst; furan dicarboxylic; dicarboxylic acid ... See more keywords
Synthesis of indole-5,6- and carbazole-2,3-dicarboxylic acid functional derivatives
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DOI: 10.1007/s11172-017-1745-4
Abstract: Principal synthetic approaches to the synthesis of indole-5,6- and carbazole-2,3-dicarboxylic acid functional derivatives are considered. The first of them consists in the construction of the indole ring from simpler aromatic compounds containing carboxy groups, cyano… read more here.
Keywords: functional derivatives; dicarboxylic acid; carbazole dicarboxylic; indole carbazole ... See more keywords
Saponin constituents of Achyranthes root
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Natural Medicines"
DOI: 10.1007/s11418-021-01591-1
Abstract: Achyranthes root is a crude drug used as diuretic, tonic and remedy for blood stasis. Characteristic oleanolic acid saponins with a dicarboxylic acid moiety have been isolated as one of the representative constituents of this… read more here.
Keywords: saponin constituents; achyranthes root; dicarboxylic acid; constituents achyranthes ... See more keywords
A novel zinc(II) complex containing square pyramidal, octahedral and tetrahedral geometries on the same polymeric chain constructed from pyrazine-2,3-dicarboxylic acid and 1-vinylimidazole
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Chemical Sciences"
DOI: 10.1007/s12039-018-1436-1
Abstract: In this study, a novel Zn(II) complex of pyrazine-2,3-dicarboxylic acid and 1-vinylimidazole was synthesized and fully characterized by elemental analysis, IR spectroscopy, thermal analysis, X-ray powder diffraction, and X-ray single crystal techniques. The X-ray single… read more here.
Keywords: dicarboxylic acid; square pyramidal; pyrazine dicarboxylic; complex ... See more keywords
Phase transformations in a complete monolayer of 4,4′-biphenyl-dicarboxylic acid on Ag(0 0 1)
Sign Up to like & getrecommendations! Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2021.149115
Abstract: Abstract Self-assembly is a bottom-up approach to prepare nanostructures with tailored properties. However, to utilize them as functional 2D layers, it is mandatory to understand their formation and its kinetics. Here, we describe the phase… read more here.
Keywords: monolayer; dicarboxylic acid; phase transformations; deprotonation ... See more keywords
Bioconversion of lignin-derived aromatics into the building block pyridine 2,4-dicarboxylic acid by engineering recombinant Pseudomonas putida strains.
Sign Up to like & getrecommendations! Published in 2021 at "Bioresource technology"
DOI: 10.1016/j.biortech.2021.126638
Abstract: 2,4 pyridine dicarboxylic acid (2,4 PDCA) is an analogue of terephthalate, and hence a target chemical in the field of bio-based plastics. Here, Pseudomonas putida KT2440 strains were engineered to efficiently drive the metabolism of… read more here.
Keywords: pyridine dicarboxylic; lignin derived; pseudomonas putida; dicarboxylic acid ... See more keywords
On-site, rapid, and facile determination of gentamicin using a fluorescent resonance energy transfer sensor constructed from nitrogen-carbon quantum dots functionalized by 4,5-imidazole dicarboxylic acid.
Sign Up to like & getrecommendations! Published in 2022 at "Food chemistry"
DOI: 10.1016/j.foodchem.2021.131366
Abstract: In this paper, NC QDs were obtained from agricultural waste (wheat straw), functionalized by 4,5-imidazole dicarboxylic acid and used to detect gentamicin in aqueous solution. The NC QDs were characterized by HRTEM, XPS, UV-Vis, etc.… read more here.
Keywords: energy transfer; dicarboxylic acid; functionalized imidazole; resonance energy ... See more keywords
Synthesis of a novel bipyrimidine dicarboxylic acid ligand for the preparation of panchromatic ruthenium dyes
Sign Up to like & getrecommendations! Published in 2020 at "Inorganica Chimica Acta"
DOI: 10.1016/j.ica.2019.119194
Abstract: Abstract A novel ruthenium complex with a new 4,4′-bipyrimidine-6,6′-dicarboxylic acid ligand (H2dcbpm) has been synthesized and its properties were investigated for application in dye-sensitized solar cells. The new dye shows a wide range of absorption… read more here.
Keywords: ruthenium; dicarboxylic acid; bipyrimidine dicarboxylic; acid ligand ... See more keywords
Adsorption of Cu(II) ions from aqueous solution using pyridine-2,6-dicarboxylic acid crosslinked chitosan as a green biopolymer adsorbent.
Sign Up to like & getrecommendations! Published in 2020 at "International journal of biological macromolecules"
DOI: 10.1016/j.ijbiomac.2020.10.150
Abstract: In this study, crosslinked chitosan (CCS) has been synthesized by anchoring a bifunctional ligand, namely pyridine-2,6-dicarboxylic acid (PDC) with chitosan through ion exchange. The functionalized biopolymer has been characterized using different instrumental analyses including elemental… read more here.
Keywords: adsorption; dicarboxylic acid; solution; pyridine dicarboxylic ... See more keywords
Isolation of 5-hydroxymethylfurfural biotransforming bacteria to produce 2,5-furan dicarboxylic acid in algal acid hydrolysate.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of bioscience and bioengineering"
DOI: 10.1016/j.jbiosc.2017.11.005
Abstract: In dealing with lignocellulosic and algal biomass, thermal acid hydrolysis is an economical and efficient method. In this process, 5-hydroxy-methylfurfural (5-HMF) is formed unavoidably, which inhibits downstream reducing sugar fermentation. Fortunately, 5-HMF can be biotransformed… read more here.
Keywords: dicarboxylic acid; algal acid; fdca; hmf ... See more keywords