Results 131 to 140 of about 7,931 (260)

Efficient Synthesis of Spiro[Piperidine-4,3'-Pyrrolo[3,4-C]Quinolines Via 1,3-Dipolar Cycloaddition of Azomethine Ylides and 3-Nitro-2(1h)-Quinolones

Márk Molnár, Tamás Gáti, Attila Bényei, Miklós Nyerges   +3 more
openalex   +1 more source

Radical/Ylide-Tunable Pyridinium Salt Enables Photo/Thermocatalytic Divergent [3 + 2] Cycloadditions. [PDF]

JACS Au
Sun F, Kuang Y, Wu X, Lin Z, Huang Z, Liu B, Li G, Zhang M, Hong L.   +8 more
europepmc   +1 more source

Unprecedented stereoselective synthesis of 3-methylisoxazolidine-5-aryl-1,2,4-oxadiazoles via 1,3-dipolar cycloaddition and study of their in vitro antioxidant activity

, 2016
Jihed Brahmi, Siwar Ghannay, Sana Bakari, Kaïss Aouadi, Adel Kadri, Moncef Msaddek, Sébastien Vidal   +6 more
openalex   +2 more sources

Regio‐ and Diastereoselectivity in 1,3‐Dipolar Cycloaddition Reactions of 2‐Phenylisatogen and Its 3‐Phenylimino Derivative with Electron‐Deficient Alkenes [PDF]

, 2003
Paola Astolfi, P. Bruni, Lucedio Greci, Pierluigi Stipa, L. Righi, Corrado Rizzoli   +5 more
openalex   +1 more source

Stereoselective Synthesis of C‑Glycosylated Pyrrolizidines through Nitrone Cycloadditions. [PDF]

ACS Omega
Franco-Montalban F, Díaz-Gavilán M, Lo Re D, Tamayo JA.   +3 more
europepmc   +1 more source

Competing [2 + 3] and [4 + 3] cycloadditions of C,N-diphenylnitrone with 1,3-dienes. Evidence for thermally nonequilibrated intermediates [PDF]

, 1989
Baran, Janusz, Mayr, Herbert
core   +1 more source

Regio- and Exo-p-Facial Selective 1,3-Dipolar Cycloaddition of a-(3-Pyridyl)-N-phenylnitrone to Norbornadiene: Activation of a p-Bond of Norbornadiene and Control of Regiochemistry of Nitrone Cycloaddition by Nitrone Addition to the Other Double Bond

, 2006
Mohan Paul S. Ishar, Gurpinder Singh, M. Elango, Venkatesan Subramaniam   +3 more
openalex   +1 more source

Solvent-free synthesis of 3,5-isoxazoles via 1,3-dipolar cycloaddition of terminal alkynes and hydroxyimidoyl chlorides over Cu/Al₂O₃ surface under ball-milling conditions

, 2022
Rafael A. Hernandez R., Kelly Burchell-Reyes, Arthur P. C. A. Braga, Jennifer Keough Lopez, Pat Forgione   +4 more
openalex   +2 more sources

Accessing trifluoromethylated SuFEx-able pyrazole <i>via</i> distortion-accelerated 1,3-dipolar cycloadditions. [PDF]

RSC Adv
Khanal B, Feliciano MAM, Gold B.
europepmc   +1 more source

Highly Enantioselective and Diastereoselective 1,3‐Dipolar Cycloaddition Reactions Between Azomethine Imines and 3‐Acryloyl‐2‐oxazolidinone Catalyzed by Binaphthyldiimine—Ni(II) Complexes.

, 2007
Hiroyuki Suga, Akira Funyu, Akikazu Kakehi   +2 more
openalex   +2 more sources