Results 91 to 100 of about 868 (168)

Catalytic [6 + 3] cycloaddition for the synthesis of medium-sized ring systems: a critical review. [PDF]

RSC Adv
Archna, Kumar G, Chawla PA, Kumar R, Bhargava G.   +4 more
europepmc   +1 more source

Catalytic enantioselective 1,3-dipolar cycloadditions of azomethine ylides for biology-oriented synthesis. [PDF]

Acc Chem Res, 2014
Narayan R, Potowski M, Jia ZJ, Antonchick AP, Waldmann H.   +4 more
europepmc   +1 more source

1,3-dipolar cycloaddition reactions of some azomethine imines and azomethine ylides

, 2005
In this work, 1,3-dipolar cycloaddition reactions of three azomethine imines(betaines) and, three azomethine ylides, which are the new in the literature, to thedifferent dipolarophiles such as; dimethyl acetylene dicarboxylate, diethylacetylenedicarboxylate, vinyl acetate, diphenyl acetylene, phenylacetylene andvinylene carbonate are described.
openaire   +3 more sources

Cycloaddition Reactions of Sulfo-Biginelli Derived Thiadiazines. [PDF]

Org Lett
Hill CL, Sambor M, Yang A, Wipf P.
europepmc   +1 more source

A new entry to azomethine ylides from allylic amines and glyoxals: shifting the reliance on amino ester precursors. [PDF]

Org Lett, 2014
Machamer NK, Liu X, Waters SP.
europepmc   +1 more source

Diastereoselective synthesis of dispirooxindoles via [3+2] cycloaddition of azomethine ylides to 3-phenacylideneoxindoles and evaluation of their cytotoxicity. [PDF]

RSC Adv, 2018
Huang Y, Huang YX, Sun J, Yan CG.
europepmc   +1 more source

Recent developments in the organocatalytic asymmetric cycloaddition/annulation reactions involving indolylmethanols. [PDF]

RSC Adv
Patel A, Harshit, Iype E, Kumar I.
europepmc   +1 more source

Unstabilized azomethine ylides for the stereoselective synthesis of substituted piperidines, tropanes, and azabicyclo[3.1.0] systems. [PDF]

J Am Chem Soc, 2013
Ischay MA, Takase MK, Bergman RG, Ellman JA.   +3 more
europepmc   +1 more source

Spirobarbiturates with a pyrrolizidine moiety: synthesis, structure and biological evaluation. [PDF]

Beilstein J Org Chem
Puzyrkov AA, Drachuk AS, Popova EA, Stepakov AV, Boitsov VM.   +4 more
europepmc   +1 more source

Intramolecular [3 + 2]-cycloadditions of azomethine ylides derived from secondary amines via redox-neutral C-H functionalization. [PDF]

Org Lett, 2014
Mantelingu K, Lin Y, Seidel D.
europepmc   +1 more source