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Synthesis of Acyclic Geminal Bis-peroxides
AbstractThe review covers the state of the art in methods of synthesis of acyclic geminal bis-peroxides, including bis-hydroperoxides,...
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Synthesis and Molecular Structure of 1α-Hydroxy-13-Isopropyl-7,10A-Dimethyl-4-Oxooctadecahydro-4B,12-Methanochryseno[1,12-BC]Furan-7-Carboxylic Acid and Methyl 1β-Acetoxy-13-Acetyl-7,10A-Dimethyl-4-Oxohexadecahydro-1H-4B,12-Ethenochrysene-7-Carboxylate
AbstractNew oxy-functionalized derivatives are synthesized by ozone oxidation of 1β,13- epoxydihydroquinopimaric acid and methyl ether of...
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Fluorene-based conjugates with geminal donor-acceptor: synthesis, photophysical properties and theoretical studies
We report six new 2,6-disubstituted fluorene-based conjugated molecules carrying orthogonal triphenylamine and pyridine moiety as donor-acceptor...
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Synthesis, Molecular Docking Study, and Molecular Dynamics Simulation of New 1,3-Dimethyl-5-methylidenebarbituric Acid Derivatives Prepared by Cyclobutane Cleavage
AbstractVarious organic derivatives of 1,3-dimethylbarbituric acid attract widespread interest as biologically active compounds, medicinal agents,...
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Synthesis of New Polycyclic Adducts Derived from Tetraazadecalin
AbstractA one-pot synthesis of 4,9-dimethyl-2,3a,5a,7,8a,10a-hexaazaperhydropyrenes by the catalytic heterocyclization of...
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Effect of Surface Hydroxyl Content of Support on the Activity of Cu/ZSM-5 Catalyst for Low-Temperature Hydrogenation of Dimethyl Oxalate to Ethylene Glycol
Cu/SiO 2 catalyst prepared by the ammonia-evaporation (AE) method is the potential preferred catalyst for hydrogenation of dimethyl oxalate (DMO) to...
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α-Silyl amines as electron donors: application in synthetic organic chemistry
α-Silyl amines are unique organosilicon compounds containing a geminal NCH 2 Si fragment. The introduction of a triorganylsilyl group at α-position to...
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Reactions of Tetramethyl Ethynyldiphosphonate with Substituted 2-Aminopyridines
AbstractThe base-catalyzed hydroamination reaction of teramethyl ethynyldiphosphonate with substituted 2-aminopyridines was studied. The reaction...
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Replacement of chlorine atoms in 3,6-di-tert-butyl-4,5-dichloro-o-benzoquinone in reactions with alkali metal gem-dithiolates. New o-quinones and their properties
Sterically hindered o -quinones functionalized with additional chelating groups were synthesized by the reaction of 3,6-di- tert -butyl-4,5-dichloro- o -be...
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Action of Nitrating Mixtures and Mineral Acids on the Quinoline Alkaloids Haplophyllidine and Anhydroperforine
The effects of various acids on the intramolecular cyclization of haplophyllidine ( 1 ) were studied. Compound 1 was converted at room temperature by H 2 SO...
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Nickel(II), copper(II) and zinc(II) complexes with an N-pendent dimethyl derivative of an octamethyl macrocyclic ligand: synthesis, characterization and antimicrobial studies
AbstractInteraction of CH 3 I with L (3,10-C-meso-Me 8 [14]diene) in the ratio of 4:1 in ethanolic solution at room temperature yielded N-pendent...
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Reaction of 1,3-Dihaloadamantanes with Nitric Acid
Abstract1,3-Dibromoadamantane derivatives reacted with fuming nitric acid to give mixtures of products with a 2-oxaadamantane skeleton....
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Dynamic Study of Cyclic-Open Tautomerism in a Warfarin Analog
The more polar product of the Michael addition of 4-hydroxycoumarin to mesityl oxide, an analog of warfarin, crystallizes as the racemic cyclic...
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Synthesis and characterizations of cationic poly(DADMAC-co-AM) surfactant for hair care applications
In the present study, the cationic polymeric surfactant- poly(diallyl dimethyl ammonium chloride-acrylamide) P(DADMAC- co -AM) was synthesized using...
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Theoretical Study on the Brønsted Acidity of Al Doped SBA-15 for Methanol Dehydration as a Reaction Analog for the Transformation of Pectin to Furfural
The most likely routes for the thermal decomposition of biomass derived D-galacturonic acid leading to furfural were analyzed through comparison of...
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Domino Heck-Pericyclic Reactions
Palladium-catalyzed cross-coupling reactions and cycloadditions as well as electrocyclic transformations can efficiently be combined in one-pot...
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Lanthanide-Catalyzed Synthesis of Cyclic Silicon-Containing Di- and Triperoxides
AbstractAn efficient method has been developed for the synthesis of di(tri)peroxysilacycloalkanes by cyclization of geminal bis-hydroperoxides and...
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Structure-Property Relationship Analysis of D-Penicillamine-Derived β-Polythioesters with Varied Alkyl Side Groups
The ring-opening polymerization of heterocyclic monomers and the reversed ring-closing depolymerization of corresponding polymers with neutral...
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Stereochemistry of Addition Reactions
Addition reactions are of three types, viz., electrophilic addition reactions, nucleophilic addition reactions and free radical addition reactions....
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Mannich Reaction Involving 6-Amino-4-methyl-2-(thio)oxo-1,2-dihydropyridine-3,5-dicarbonitriles
AbstractThe reaction of (1-ethoxyethylidene)malononitrile with cyanoacetamide or cyanothioacetamide has yielded...
