Asymmetric hydrogenation with transition-metal complexed bearing chiral ligands is a powerful approach to synthesize chiral substances from unsaturated starting materials,and thus the design and devel
Oxindole and pyrazolone scaffolds represent privileged heterocyclic structures and pharmacophores found in a variety of biologically active natural products and medicinal agents.
The spiro[pyrrolidine-oxindole] ring system,which features a spiro union of a pyrrolidine ring to the C3 position of an oxindole frame,represents an important class of structural motif found in a dive
Molecular oxygen,especially air,is an ideal oxidant for various organic reaction due to its inexpensive,readily available and environment-friendly character,thus many organic chemists have been fascin
The trifluoromethyl derivatives are widely used in agrochemicals,pharmaceuticals and materials,[1-4] since incorporation of trifluoromethyl groups into the organic molecules brings remarkable changes
We her ein rep ort the oxid ative C-C coup ling of k etones and p rimary alcohols to p roduce α,β-unsaturated ketones in the absence of base additives.This cascade synthetic reactions were conducted a
A catalytic amount of bromopyridine ionic liquid and tert-butyl nitrite(TBN)catalytic system was using for highly efficient selective oxidation of sulfides to sulfoxides under mild condition in the pr