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Synthesis, Structure, and Non-Covalent Interactions of 5-Methyl-2,3-dihydrothiazolo[2,3-b]thiazolium Halides
Abstract2,3-Dihydrothiazolo[2,3- b ]thiazolium iodides and bromide have been obtained for the first time via cyclization of the corresponding...
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Crystal and electronic structure of thiazolium pentaiodide: an experimental and theoretical study of covalent and non-covalent bonds
Crystal and electronic structures of a newly synthesized thiazolium pentaiodide, C 3 H 4 NS(I 5 ), were examined in detail. The title pentaiodide...
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Catalytic features of new kappa-alumina immobilized thiazolium and imidazolium ionic liquids for esters production
The catalytic behavior of kappa-alumina heterogenized imidazolium hydrogen sulfate and 2-amino-thiazolium hydrogen sulfate sulfate monohydrate ionic...
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N-PEGylated Thiazolium Salt: A Green and Reusable Homogenous Organocatalyst for the Synthesis of Benzoins and Acyloins
N -PEGylated-thiazolium salt is used as efficient catalyst for the benzoin condensation. The catalyst was synthesized by reaction of activated...
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Synthesis and structure confirmation of 2,4-disubstituted thiazole and 2,3,4-trisubstituted thiazole as thiazolium bromide salts
AbstractThe synthesis of 4-substituted 2-(2-arylhydrazinyl)thiazol-3-ium bromides and 4-aryl-2-(substituted amino)-3-(phenylamino)thiazol-3-ium...
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Condensation of 2-Amino-1,3-thiazole Salts and Benzo Analogs with Trifluoroacetylacetone
AbstractThe condensation of 2-amino-1,3-thiazolium perchlorates and their benzo analogs with trifluoroacetylacetone in acetic acid afforded the...
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Benzoin Condensation
Cyanide-catalyzed condensation of aryl aldehyde to benzoin. Now cyanide is mostly replaced by thiazolium salts or N-heterocyclic carbenes. Cf....
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Stetter Reaction
1,4-Dicarbonyl derivatives from aldehydes and α,β-unsaturated ketones and esters. The thiazolium catalyst serves as a safe surrogate for -CN. Also...
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Aldehyde, Ketone und Chinone
Aldehyde und Ketone sind primäre Oxidationsprodukte der Alkohole. Sie haben die Carbonylgruppe gemeinsam. Bei einem Aldehyd trägt das C-Atom dieser...
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First Bis-Organosilicon Derivatives of Aminothiazoles
AbstractNew organosilicon 2-aminothiazolium polyiodides were first synthesized by the reaction of 2-aminothiazole or 2-aminobenzothiazole with...
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CAr–Br bond cleavage via cooperative EnT/NHC catalysis: mild access to indolines
The cooperative visible-light mediated and NHC-catalyzed dearomative arylation-acylation of N -(2-bromobenzoyl)indoles with aldehydes was developed,...
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Advancement in supramolecular control of organic reactivity induced by cucurbit[n]urils
This Review Article covers advances over the past two decades in the field of the organic modulation reactivity by supramolecular hosts....
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Synthesis of Thiamine HCl–Metal Complex of Zn(II) Ion and the Structural Elucidation Using Single Crystal X-Ray Crystallography (SCXRD), Density Functional Theory (DFT) and Biological Studies
Zn(II)-thiamine HCl complex is synthesised and characterised by spectroscopic, thermal and elemental analysis. The structural confirmation has been...
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Biomimetic asymmetric catalysis
Enzymes are the core for biological transformations in nature. Their structures and functions have drawn enormous attention from biologists as well...
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Electrochemically promoted N-heterocyclic carbene polymer-catalyzed cycloaddition of aldehyde with isocyanide acetate
N-heterocyclic carbene (NHC) is a potent organic small-molecule catalyst. However, its high synthetic price and frequent use in combination with...
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[(EtO)3Si(CH2)3N+H3][CH3COO−] as Basic Ionic Liquid Catalyst Promoted Green Synthesis of Benzo[a]pyrano[2,3-c]phenazine Derivatives in Homogenous Solution
An efficient, one-pot quantitative procedure for the preparation of benzo[ a ]pyrano[2,3-c]phenazine derivatives from four-component condensation...
