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An abstract of the article "Experimental and Mechanistic Exploration of Zn-Catalyzed Sonogashira-Type Cross-Coupling Reactions" by A. P. Thankachan, T. G. Abi, and K. S. Sindhu is presented

An abstract of the article "Experimental and Mechanistic Exploration of Zn-Catalyzed Sonogashira-Type Cross-Coupling Reactions" by Amrutha P. Thankachan and colleagues is presented.

A novel zinc-catalyzed oxidative reaction of ynamides with phenols, thiophenols, and anilines allows the access to various α-substituted amides. [ABSTRACT FROM AUTHOR]

Diverse β-keto methyl esters, including amido and phosphate containing ones, as well as diesters, such as Meldrum′s acid, are efficiently transesterified with various primary, secondary, and tertiary alcohols which may contain a broad range of functional groups. [ABSTRACT FROM AUTHOR]

A convenient synthesis of cyclopropyl-substituted furan derivatives by a zinc-catalyzed three-component coupling of 1,3-dicarbonylic compounds, 2-alkynals and alkenes is reported. [ABSTRACT FROM AUTHOR]

This intramolecular hydroarylation-redox cross-dehydrogenative coupling of propargylic anilines with indoles proceeds in the presence of zinc(II) catalysts to give 2-indolyltetrahydroquinolines in good to high yields. [ABSTRACT FROM AUTHOR]

The efficient procedure provides diverse 4-fluoro-2-en-1-amides with high (E)-stereoselectivity. [ABSTRACT FROM AUTHOR]

starting from oxindole-derived diketones [ABSTRACT FROM AUTHOR]

Excellent performance is obtained with the C1-symmetric catalyst (ZNL). [ABSTRACT FROM AUTHOR]

A highly stable bis(imidazole)/zinc catalyst for transesterification is developed. [ABSTRACT FROM AUTHOR]

Alkylidiene cyclic carbonates are prepared by carboxylative cyclization of propargylic alcohols with CO2 using ZnI2/NEt3 as synergistic catalytic system. [ABSTRACT FROM AUTHOR]

The title reaction affords tertiary allenyl (III) and homopropargyl alcohols (IV) in high selectivities from the same starting materials (I), simply by changing the reaction conditions. [ABSTRACT FROM AUTHOR]

An abstract of the article "Zinc, lithium and magnesium carbenoids: Chemical properties and relevant applications in organic synthesis," by R.H.V. Nishimura and colleagues is presented.

The Zn-catalyzed reaction of enynones (I) with alkenes (II) leads to silylcyclopropanes (III) with high diastereoselectivity. [ABSTRACT FROM AUTHOR]

A novel zinc-templated complex, assembled from ZnCl2, picolinamide, and an unsymmetrical thiourea, efficiently catalyzes the asymmetric aldol reaction of ketones with aromatic aldehydes in wet THF as the solvent. [ABSTRACT FROM AUTHOR]

The method proves superior to previously developed protocols, thus providing variously substituted polycyclic spirooxindoles in virtually quantitative yields with excellent diastereo- and enantioselectivities. [ABSTRACT FROM AUTHOR]

The para-selective C-benzylation of anilines with a range of electron-rich benzyl chlorides using Zn(OTf)2 as catalyst is developed. [ABSTRACT FROM AUTHOR]

A combined C-halogen and ortho C-H borylation process is developed using aryl iodides and bromides and (Bpin)2 as the boron source. [ABSTRACT FROM AUTHOR]

The zinc-catalyzed reaction of 1,3-dicarbonyls with alkynals and silanes gives rise to desired trisubstituted furan derivatives (IV) and (VI). [ABSTRACT FROM AUTHOR]

A diagram is presented which shows the anti-selective direct reaction of pyruvate ester with sugar aldehydes which were promoted through a dinuclear zinc catalyst and the chemistry of pyruvate enolates.

leading to cis-2-aryloxy-1,2-dihydronaphthalen-1-ols (III) and (V) with high enantioselectivities [ABSTRACT FROM AUTHOR]

A chiral zinc salen complex is found to be a highly efficient catalyst for the enantioselective phenyl transfer of organozinc reagent to aromatic aldehydes and ketones. [ABSTRACT FROM AUTHOR]

The title chromenes (IV) are efficiently obtained by three-component coupling reaction of various aldehydes (II), malononitrile (III), and naphthoquinone (I). [ABSTRACT FROM AUTHOR]

Review: [76 refs. [ABSTRACT FROM AUTHOR]

A variety of aryl and alkyl sulfides are obtained via C-S cross-coupling reaction of aryl halides with both aryl and alkyl thiols using ZnEt2/L-proline as easily available, cheap, and environmentally benign catalytic system. [ABSTRACT FROM AUTHOR]

Hydropyrans are prepared from ketothioesters and olefins by a highly cis-selective Diels-Alder cycloaddition using ZnI2 as the catalyst. [ABSTRACT FROM AUTHOR]

Besides the 2-en-1-ynamides, the ynamides (XIII) and (XV) can also be used as suitable substrates. [ABSTRACT FROM AUTHOR]

The hydrosilylation shows remarkable regioselectivity for unsymmetrical imides bearing coordinating groups adjacent to the carbonyl. [ABSTRACT FROM AUTHOR]

A cationic zinc triple‐decker complex exhibits catalytic activity in intra‐ and intermolecular hydroamination reactions. [ABSTRACT FROM AUTHOR]

Alkynylboranes [(III) and (VII)] are synthesized by title reaction. [ABSTRACT FROM AUTHOR]

An efficient method for the synthesis of a variety of functionalized 4-chromanamine derivatives via Zn(O-Tf)2-catalyzed reaction of tertiary enamides with imines of salicylaldehydes is developed. [ABSTRACT FROM AUTHOR]

The article presents chemical equations related to the article "Redox and Lewis Acid Relay Catalysis: A Titanocene/Zinc Catalytic Platform in the Development of Multicomponent Coupling Reactions" by J.B. Gianino and others, published in the "Journal of Organic Chemistry" in 2014.

The title compounds are synthesized using one-pot, three-component Traube-Schwarz reaction with various aldehydes in presence of a zinc catalyst. [ABSTRACT FROM AUTHOR]

Review: [271 refs. [ABSTRACT FROM AUTHOR]

A novel Zn/NHC-catalyzed cross-coupling reaction of aryl and hetaryl iodide and bromides with diboron compounds (II) and (V) is reported. [ABSTRACT FROM AUTHOR]

Nanospheres of ZnIn2S4 are prepared by a rapid microwave-assisted solvothermal method and applied to the aerobic oxidation of amines for the first time. [ABSTRACT FROM AUTHOR]

A mild reaction for the preparation of vinyl triflates from alkynes is presented. [ABSTRACT FROM AUTHOR]

Several 2,2′-bipyridine Zn(II) complexes functionalized by imidazolium based ionic liquids are prepared and used as catalysts for the cycloaddition reaction of CO2 and various epoxides (I) to provide cyclic carbonates (III). [ABSTRACT FROM AUTHOR]

The chiral complex generated in situ from diethylzinc and a bispyrrolidine ligand efficiently catalyzes the reaction of diketones (I) and (IV) with various α-ketoesters (II) to give chromene derivatives in high yields with an enantiomeric excess up to 96%. [ABSTRACT FROM AUTHOR]

The title transformation involves an intramolecular cyclization of enynones (I) followed by coupling with the diazo compound (II) and leads to the formation of a series of new C--O and C--C double bonds. Relevant CF3-substituted 2-vinylfuran derivatives (VII)/(VIII) are also accessed by this method using in situ generated trifluoromethyl diazomethane (VI). [ABSTRACT FROM AUTHOR]

A mixed Cu/Zn-catalyst supported on Al2O3-TiO2 is used as catalyst for the cyclocondensation of 2-aminopyridines or amidine hydrochlorides with nitriles to give the corresponding 1,2,4-triazoles. [ABSTRACT FROM AUTHOR]

An unprecedented 1,4-metathesis reaction giving 2-propynimidamides and benzaldehydes is discovered. [ABSTRACT FROM AUTHOR]

New bimetallic Zn/Zr salen-type systems are successfully employed as catalysts in asymmetric intramolecular hydroamination reactions. [ABSTRACT FROM AUTHOR]

The cascade Piancatelli rearrangement/Michael addition reactions give only one diastereomer of the bicyclic product. [ABSTRACT FROM AUTHOR]

Et2Zn-catalyzed, solvent-free 1,3-dipolar cycloaddition of azomethine ylides, derived from aldehydes (I) and glycine ester (II), with N-methylmaleimides gives pyrrolopyrrolidine derivatives (IV) with high endo-selectivity. [ABSTRACT FROM AUTHOR]

The Zn-Al hydrotalcite catalyst can be easily recovered by simple filtration and reused for three cycles without significant loss of its activity. [ABSTRACT FROM AUTHOR]

Review: 35 refs. [ABSTRACT FROM AUTHOR]

The article presents chemical equations related to the synthesis of azetidines via chemoselective zinc-catalyzed reduction of β-lactams with silanes published in the journal "Advanced Synthesis and Catalysis" in 2013.

The article presents chemical equations and chemical formulas related to the synthesis of α-Amino nitriles using zinc triflate, a water compatible compound, as a catalyst in one pot three-component approach that was published in a 2013 issue of the "Journal of Indian Chemical Society."

The article presents chemical equations which explain the enantioselective Mukaiyama-Michael reaction with 2-enoyl pyridine N-oxides, which has been catalyzed by PYBOX-DIPH-Zinc (II)-complexes at ambient temperature.