Results 1 to 10 of about 2,741 (258)

Synthesis of Guanidines via Reaction of Amines with Carbodiimides in the Presence of Ionic Liquid [PDF]

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2016
Different ionic liquids (ILs) were synthesized and evaluated for the preparation of substituted guanidines from the reaction of amines and carbodiimides.
Foad Shaghayeghi Toosi
doaj   +2 more sources

Nitrene-transfer from azides to isocyanides: Unveiling its versatility as a promising building block for the synthesis of bioactive heterocycles [PDF]

open access: yesiScience
Summary: Cross-coupling azide and isocyanide have recently gained recognition as ideal methods for efficiently synthesizing asymmetric carbodiimides. This reaction exhibits high reaction rates, efficiency, and favorable atom/step/redox economy.
Devesh M. Sawant   +2 more
doaj   +2 more sources

Reaction of Pyrrolobenzothiazines with Schiff Bases and Carbodiimides: Approach to Angular 6/5/5/5-Tetracyclic Spiroheterocycles [PDF]

open access: yesMolecules
1H-Pyrrole-2,3-diones, fused at [e]-side with a heterocycle, are suitable platforms for the synthesis of various angular polycyclic alkaloid-like spiroheterocycles.
Ekaterina A. Lystsova   +6 more
doaj   +2 more sources

UV-Induced Photodegradation of 2-Aminothiazole-4-Carboxylic Acid: Identification of New Carbodiimide Molecules [PDF]

open access: yesMolecules
The UV-induced photolysis of 2-aminothiazole-4-carboxylic acid (ACA), a biologically active molecule, was studied using the infrared matrix isolation method. As the first step of photolysis, a decarboxylation reaction occurred.
Daria Bumażnik, Magdalena Sałdyka
doaj   +2 more sources

POLAROGRAPHIC AND POTENTIOSTATIC REDUCTION OF CARBODIIMIDES: A MECHANISTIC STUDY [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 1996
The polarographic reduction of aromatic carbodiimides in anhydrous aprotic solvents goes through a carbene intermediate by a diffusion controlled process in two one-electron steps.
doaj   +2 more sources

Ethylene Diamine Functionalized Citrate-Capped Gold Nanoparticles for Metal-Enhanced Bioluminescence [PDF]

open access: yesЖурнал Сибирского федерального университета: Серия Биология, 2020
Metal-enhanced bioluminescence (MEB) is a complex photophysical event which manifests itself in manifold luminescence enhancement and depends on many parameters.
Rajeev Ranjan   +2 more
doaj   +1 more source

Synthesis, Luminescence and Energy Transfer Properties of Ce3+/Mn2+ Co-Doped Calcium Carbodiimide Phosphors

open access: yesInorganics, 2023
Ce3+-doped and Ce3+/Mn2+ co-doped calcium carbodiimide (CaCN2) phosphors were synthesized from doped calcium carbonate and carbon nitride by a solid-state reaction at 700 °C under flowing NH3 using a very short reaction time (1 h).
Erwan Leysour de Rohello   +5 more
doaj   +1 more source

Microwave assisted one pot synthesis of 2-alkyl amino benzimidazoles, 2-alkyl amino benzoxazoles and 2-alkyl amino benzthiazoles by using various carbodiimides

open access: yesResults in Chemistry, 2022
A library of bioisosteres namely 2-amino substituted benzimidazole, 2-amino substituted benzoxazole, 2-amino substituted benzthiazole derivatives has been synthesized by an efficient ligand free, zinc catalysed one-pot cascade microwave irradiation ...
Thirupathi Rapolu   +4 more
doaj   +1 more source

Cobalt-Catalyzed Cyclization of 2-Bromobenzamides with Carbodiimides: A New Route for the Synthesis of 3-(Imino)isoindolin-1-ones

open access: yesMolecules, 2021
A novel synthetic pathway to approach 3-(imino)isoindolin-1-ones by the Co-catalyzed cyclization reaction of 2-bromobenzamides with carbodiimides has been developed. This catalytic reaction can tolerate a variety of substituents and provide corresponding
Hasil Aman   +6 more
doaj   +1 more source

Synthesis of Chromium(II) Complexes with Chelating Bis(alkoxide) Ligand and Their Reactions with Organoazides and Diazoalkanes

open access: yesMolecules, 2020
Synthesis of new chromium(II) complexes with chelating bis(alkoxide) ligand [OO]Ph (H2[OO]Ph = [1,1′:4′,1′’-terphenyl]-2,2′’-diylbis(diphenylmethanol)) and their subsequent reactivity in the context of catalytic ...
Sudheer S. Kurup   +3 more
doaj   +1 more source

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