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An efficient approach to isoindolo[2,1-b][2]benzazepines via intramolecular [4+2] cycloaddition of maleic anhydride to 4-alpha-furyl-4-N-benzylaminobut-1-enes-Alder reaction of furan (IMDAF). The cycloaddition proceeded under mild reaction conditions (25 degrees

Novel Highly Efficient Green and Reusable Cu(II)/Chitosan-Based Catalysts for the Sonogashira, Buchwald, Aldol, and Dipolar Cycloaddition Reactions cycloaddition. The elaborated catalytic systems efficiently catalyze the aforementioned reactions

[3+2]-Cycloaddition of Nitrile Imines to Parabanic Acid Derivatives—An Approach to Novel SpiroimidazolidinedionesApproximately 1,3-Dipolar cycloaddition of imidazolidine derivatives containing exocyclic double

Asymmetric Metal‐Templated Approach to Amino Acids with a CF3‐Containing 3,2’‐Pyrrolidinyl Spirooxindole Core via a Michael/Mannich [3+2]‐Cycloaddition Reaction with three defined carbon stereocenters via a sequential Michael/Mannich [3+2]‐cycloaddition reaction

Solvent Free Ambient Pressure CO2 Cycloaddition Catalyzed by Cobalt-Impregnated 2D-Nanofibrous COFs coupling at ambient pressure. We found that the Co2+ ions within the COF matrix catalyze CO2 cycloaddition

[3+2]-Cycloaddition of Nitrile Imines to Parabanic Acid Derivatives-An Approach to Novel SpiroimidazolidinedionesApproximately 1,3-Dipolar cycloaddition of imidazolidine derivatives containing exocyclic

5-amido- and 5-amino-substituted epoxyisoindolo[2,1-a]tetrahydroquinolines and 10-carboxylic acids: Their synthesis and reactivity by a spontaneous [4+2]-cycloaddition of an N-acryloyl substituent to the furan ring. It was established

Ring-chain tautomerism in the products of the reaction between 5-substituted furfurylamines and anhydrides of α,β-unsaturated carboxylic acids formed a dynamic equilibrium in solutions with adducts formed by intramolecular [4+2] cycloaddition, 3a,6

Diels-Alder reactions between hexafluoro-2-butyne and bis-furyl dienes: Kinetic: versus thermodynamic controlThe tandem [4+2] cycloaddition between hexafluoro-2-butyne and bis-furyl dienes, like difurfuryl

The intramolecular Diels-Alder vinylthiophen (IMDAV) reaction: An easy approach to thieno[2,3-f]isoindole-4-carboxylic acids domino sequence involving successive acylation/[4+2] cycloaddition steps, leads to the formation

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