Results 221 to 230 of about 51,592 (230)

Antimycobacterial activity of novel 1,2,4-oxadiazole-pyranopyridine/chromene hybrids generated by chemoselective 1,3-dipolar cycloadditions of nitrile oxides.

Bioorganic & Medicinal Chemistry, 2011
R. Ranjith Kumar, S. Perumal, J. Menéndez, P. Yogeeswari, D. Sriram   +4 more
semanticscholar   +1 more source

Diastereoselection in 1,3-dipolar cycloadditions of a chiral cyclic nitrone to α,β-unsaturated δ-lactones

, 2000
M. Jurczak, J. Rabiczko, D. Socha, M. Chmielewski, F. Cardona, A. Goti, A. Brandi   +6 more
semanticscholar   +1 more source

Regioselective synthesis of 3-acylindolizines and benzo- analogues via 1,3-dipolar cycloadditions of N-ylides with maleic anhydride.

Organic and biomolecular chemistry, 2010
Yun Liu, Yan Zhang, Yong-Miao Shen, Hongwen Hu, Jian-hua Xu   +4 more
semanticscholar   +1 more source

Theoretical study of reactant activation in 1,3-dipolar cycloadditions of cyclic nitrones to free and Pt-bound nitriles.

Journal of Organic Chemistry, 2006
M. L. Kuznetsov, V. Kukushkin
semanticscholar   +1 more source

Regioselective 1,3-Dipolar Cycloadditions of (1Z)-1-(Arylmethylidene)-5,5-dimethyl-3-oxopyrazolidin-1-ium-2-ide Azomethine Imines to Acetylenic Dipolarophiles.

, 2001
C. Turk, J. Svete, B. Stanovnik, L. Golič, S. Golic-Grdadolnik, A. Golobič, Lovro Selič   +6 more
semanticscholar   +1 more source

Nonstereospecific 1,3-dipolar cycloadditions of azomethine ylides and enamines

, 1999
T. Böhm, A. Weber, J. Sauer
semanticscholar   +1 more source

Exo-Diastereoselective 1,3-dipolar cycloadditions of azomethine ylides to (2R)-3-Benzoyl-4-methylene-2-phenyloxazolidin-5-one

, 1995
S. Pyne, J. Safaei‐G., Fiona Koller
semanticscholar   +1 more source

Intramolecular 1,3-Dipolar Cycloadditions and Intramolecular Ene Reactions of 2-(Alkenyloxy)benzaldehyde Arylhydrazones

, 1982
Tomio Shimizu, Y. Hayashi, Yoshitaka Kitora, K. Teramura   +3 more
semanticscholar   +1 more source

Gram Scale Synthesis of (±)-Gregatin A via 1, 3-dipolar Cycloaddition Strategy

Yiming Ding, Xiaoli Zhao, Chunlei Qu, Xianwen Long, Yaqiu Zhao, Xiao-Dong Yang, Haixiang Shen, Jun Deng   +7 more
openaire   +1 more source

2-Phenylthio-3,3,3-trifluoropropene, its sulfoxide and sulfone: Synthesis and reactivity in 1,3-dipolar cycloadditions.

, 1996
Marie-Aimée Plancquaert, M. Redon, Z. Janousek, H. Viehe   +3 more
semanticscholar   +1 more source