Results 21 to 30 of about 41,413 (346)

Synthesis, Crystal Structure, and Chemical-Bonding Analysis of BaZn(NCN)2

open access: yesInorganics, 2017
The ternary carbodiimide BaZn(NCN)2 was prepared by a solid-state metathesis reaction between BaF2, ZnF2, and Li2NCN in a 1:1:2 molar ratio, and its crystal structure was determined from Rietveld refinement of X-ray data.
Alex J. Corkett   +2 more
doaj   +1 more source

Carbodiimide Ring-opening Metathesis Polymerization

open access: yes, 2022
Controlled incorporation of nitrogen into macromolecular skeletons is a long-standing challenge whose resolution would enable the preparation of soft materials with the scalability of man-made plastics and functionality of Nature’s proteins.
Zian, Wang   +6 more
core   +1 more source

Total synthesis of pyrrolo[2,3-c]quinoline alkaloid: trigonoine B

open access: yesBeilstein Journal of Organic Chemistry, 2021
The first total synthesis of the pyrrolo[2,3-c]quinoline alkaloid trigonoine B (1) was accomplished via a six-step sequence involving the construction of an N-substituted 4-aminopyrrolo[2,3-c]quinoline framework via electrocyclization of 2-(pyrrol-3-yl ...
Takashi Nishiyama   +9 more
doaj   +1 more source

Effects of carbodiimide combined with ethanol–wet bonding pretreatment on dentin bonding properties: an in vitro study [PDF]

open access: yesPeerJ, 2022
Purpose This study evaluated the combined effects of Carbodiimide (EDC) and ethanol–wet bonding (EWB) pretreatment on the bond strength and resin–dentin surface. Methods Phosphoric acid-etched dentin specimens were randomly divided into five groups based
Xiaoxiao You   +5 more
doaj   +2 more sources

Switchable organocatalysis from N-heterocyclic carbene-carbodiimide adducts with tunable release temperature

open access: yes, 2023
N-Heterocyclic carbenes (NHCs) are powerful organocatalysts, but practical applications often require in situ generation from stable precursors that “mask” the NHC reactivity via reversible binding.
Red, Smith-Sweetser   +4 more
core   +1 more source

Immobilized carbodiimide assisted flow combinatorial protocol to facilitate amide coupling and lactamization

open access: yes, 2020
Through a screen of over one hundred and thirty permutations of reaction temperatures, solvents, carbodiimide resins, and carbodiimide molar equivalences, in the presence, absence, or combination of diisopropylamine and benzotriazole additives, a ...
Dankers, Christian (S34945)   +5 more
core   +2 more sources

3-Glucosylated 5-amino-1,2,4-oxadiazoles: synthesis and evaluation as glycogen phosphorylase inhibitors

open access: yesBeilstein Journal of Organic Chemistry, 2015
Glycogen phosporylase (GP) is a promising target for the control of glycaemia. The design of inhibitors binding at the catalytic site has been accomplished through various families of glucose-based derivatives such as oxadiazoles.
Marion Donnier-Maréchal   +6 more
doaj   +1 more source

A new biocompatible delivery scaffold containing heparin and bone morphogenetic protein 2

open access: yesActa Pharmaceutica, 2016
Silicon-substituted calcium phosphate (Si-CaP) was developed in our laboratory as a biomaterial for delivery in bone tissue engineering. It was fabricated as a 3D-construct of scaffolds using chitosan-trisodium polyphosphate (TPP) cross-linked networks ...
Thanyaphoo Suphannee   +1 more
doaj   +1 more source

Effects of Diafenthiuron in Toxic Baits on Colonies of Leaf-cutting ants (Hymenoptera: Formicidae)

open access: yesSociobiology, 2017
Dianfenthiuron is a pre-insecticide that can be activated by photolysis, and may be a promising formicide. This study evaluated the effect of diafenthiuron after photolysis in colonies of Atta sexdens rubropilosa Forel, 1908. The experiment was conducted
Marcílio Souza Barbosa   +3 more
doaj   +1 more source

Structure, Spectra and Photochemistry of 2-Amino-4-Methylthiazole: FTIR Matrix Isolation and Theoretical Studies

open access: yesMolecules, 2022
The structure, tautomerization pathways, vibrational spectra, and photochemistry of 2-amino-4-methylthiazole (AMT) molecule were studied by matrix isolation FTIR spectroscopy and DFT calculations undertaken at the B3LYP/6-311++G(3df,3pd) level of theory.
Magdalena Pagacz-Kostrzewa   +3 more
doaj   +1 more source

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