Mingzhong Cai
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View article: Regioselective [3 + 2] Cycloaddition Between Ynamides and Pyridine‐<i>N</i>‐Aminides Catalyzed by PicAuCl<sub>2</sub> Anchored Onto SBA‐15
Regioselective [3 + 2] Cycloaddition Between Ynamides and Pyridine‐<i>N</i>‐Aminides Catalyzed by PicAuCl<sub>2</sub> Anchored Onto SBA‐15 Open
A dichloro(2‐pyridinecarboxylato)gold complex anchored on SBA‐15 (SBA‐15‐PicAuCl 2 ) was conveniently prepared through the addition reaction between triethoxy(3‐isocyanatopropyl)silane and dichloro(3‐hydroxy‐2‐pyridinecarboxylato)gold comp…
View article: Collective total synthesis of chartreusin derivatives and bioactivity investigations
Collective total synthesis of chartreusin derivatives and bioactivity investigations Open
A chemical synthetic strategy toward chartreusin derivatives has been established for the first time, facilitating detailed bioactivity investigations.
View article: Facile synthesis of arylboronates via recyclable copper(I)-catalyzed cross-coupling of pinacolborane with aryl iodides under mild conditions
Facile synthesis of arylboronates via recyclable copper(I)-catalyzed cross-coupling of pinacolborane with aryl iodides under mild conditions Open
An efficient heterogeneous copper(I)-catalyzed cross-coupling of aryl iodides and pinacolborane has been developed. The reaction proceeds smoothly in THF at room temperature by using 10 mol% of MCM-41-anchored NHC-copper(I) complex [MCM-41…
View article: On the Nonexistence of a Strong Minimal Pair
On the Nonexistence of a Strong Minimal Pair Open
Two nonzero recursively enumerable (r.e.) degrees $\mathbf{a}$ and $\mathbf{b}$ form a strong minimal pair if $\mathbf{a} \wedge \mathbf{b}=\mathbf{0}$ and $\mathbf{b}\vee \mathbf{x}\geq \mathbf{a}$ for any nonzero r.e. degree $\mathbf{x}\…
View article: Recent Advances in the Synthesis of Ynamides
Recent Advances in the Synthesis of Ynamides Open
Ynamides are a class of special ynamines bearing an electron-withdrawing group on the nitrogen atom.The electron-withdrawing group endows ynamides an optimal balance between the stability and activity, and thus enabling ynamides to be vers…
View article: Recyclable heterogeneous gold(<scp>i</scp>)-catalyzed oxidative ring expansion of alkynyl quinols: a practical access to tropone and its analogues
Recyclable heterogeneous gold(<span>i</span>)-catalyzed oxidative ring expansion of alkynyl quinols: a practical access to tropone and its analogues Open
A recyclable gold(i)-catalyzed oxidative ring expansion of alkynyl quinols for the construction of tropone and its analogues has been described.
View article: Recyclable and reusable PdCl <sub>2</sub> (PPh <sub>3</sub> ) <sub>2</sub> /PEG-400/H <sub>2</sub> O system for the hydrophenylation of alkynes with sodium tetraphenylborate
Recyclable and reusable PdCl <sub>2</sub> (PPh <sub>3</sub> ) <sub>2</sub> /PEG-400/H <sub>2</sub> O system for the hydrophenylation of alkynes with sodium tetraphenylborate Open
A stable and efficient PdCl 2 (PPh 3 ) 2 /PEG-400/H 2 O catalytic system for the hydrophenylation reaction of alkynes has been developed. In the presence of 3 mol% PdCl 2 (PPh 3 ) 2 and 2 equiv. of HOAc, the hydrophenylation of both termin…
View article: Heterogeneous gold(III)-catalyzed tandem cyclization of 2-alkynylbenzamides with ammonium acetate toward 1-aminoisoquinolines
Heterogeneous gold(III)-catalyzed tandem cyclization of 2-alkynylbenzamides with ammonium acetate toward 1-aminoisoquinolines Open
Heterogeneous tandem cyclization of 2-alkynylbenzamides with ammonium acetate is achieved in acetonitrile at 85 °C using a magnetic nanoparticles-immobilized bipy-gold(III) complex and AgSbF 6 as catalysts to afford a variety of 1-aminoiso…
View article: Heterogeneous gold(I)-catalyzed three-component reaction of aldehydes, alkynes, and orthoformates toward propargyl ethers
Heterogeneous gold(I)-catalyzed three-component reaction of aldehydes, alkynes, and orthoformates toward propargyl ethers Open
A novel and efficient heterogeneous gold(I)-catalyzed three-component reaction of aldehydes, alkynes, and orthoformates has been developed that proceeds smoothly in dichloroethane (DCE) at 83 °C in the presence of 5 mol% magnetic nanoparti…
View article: Heterogeneous Gold(I)-Catalysed Annulation between 2-Aminopyridines and Propiolaldehydes Leading to 3-Acylimidazo[1,2-A]Pyridines
Heterogeneous Gold(I)-Catalysed Annulation between 2-Aminopyridines and Propiolaldehydes Leading to 3-Acylimidazo[1,2-A]Pyridines Open
The heterogeneous annulation between 2-aminopyridines and propiolaldehydes was achieved in CH 2 Cl 2 at 25 °C in the presence of 3 mol% of MCM-41-immobilised phosphine gold(I) complex (MCM-41-PPh 3 -AuCl) and AgSbF 6 under air, yielding a …
View article: An Efficient Heterogeneous Palladium(0)-Catalysed Cross-Coupling between 1-Bromoalkynes and Terminal Alkynes Leading to Unsymmetrical 1,3-Diynes
An Efficient Heterogeneous Palladium(0)-Catalysed Cross-Coupling between 1-Bromoalkynes and Terminal Alkynes Leading to Unsymmetrical 1,3-Diynes Open
An efficient heterogeneous palladium(0)-catalysed cross-coupling of 1-bromoalkynes with terminal alkynes was achieved in DMF at room temperature in the presence of 5 mol% of MCM-41-immobilised bidentate phosphine palladium(0) complex [MCM-…
View article: A highly efficient heterogeneous copper-catalyzed chlorodeboronation of arylboronic acids leading to chlorinated arenes
A highly efficient heterogeneous copper-catalyzed chlorodeboronation of arylboronic acids leading to chlorinated arenes Open
A highly efficient heterogeneous copper-catalyzed chlorodeboronation of arylboronic acids with NCS for the synthesis of aryl chlorides has been described.
View article: A phosphine-free, atom-efficient cross-coupling reaction of triorganoindiums with acyl chlorides catalyzed by immobilization of palladium(0) in MCM-41
A phosphine-free, atom-efficient cross-coupling reaction of triorganoindiums with acyl chlorides catalyzed by immobilization of palladium(0) in MCM-41 Open
The phosphine-free, atom-efficient cross-coupling of triorganoindiums with acyl chlorides has been achieved using a recyclable MCM-41-immobilized palladium(0)–Schiff base complex.
View article: Highly efficient heterogeneous copper-catalyzed decarboxylative cross-coupling of potassium polyfluorobenzoates with aryl halides leading to polyfluorobiaryls
Highly efficient heterogeneous copper-catalyzed decarboxylative cross-coupling of potassium polyfluorobenzoates with aryl halides leading to polyfluorobiaryls Open
The decarboxylative cross-coupling of potassium polyfluorobenzoates with aryl halides has been achieved using a recyclable MCM-41-immobilized 1,10-phenanthroline copper(i) complex.