Results 221 to 230 of about 153,572 (317)

Addition d'ylures d'azométhine aux méthoxycarbonyl cyclopentènes et cyclohexènes benzocondensés. Diastéréosélectivité de la cycloaddition [PDF]

, 1984
Joël Vebrel, Danielle Grée, R. CARRIÉ
openalex   +1 more source

A Potassium Base-Promoted Intramolecular Enolate-Olefin Metathesis. [PDF]

Chemistry
Sugimoto K, Nagao T, Kurokawa K, Tawatari T, Miyakawa Y, Fujimura S, Yamada KI, Yamaoka Y, Kohyama A, Kuroda Y, Takikawa H, Takasu K.   +11 more
europepmc   +1 more source

Studies on the syntheses of tetracycline derivatives. II. Thermolytic cycloaddition of o-quinodimethanes with tetrahydronaphthoquinone and naphthoquinone.

, 1978
Tetsuji Kametani, Mitsuhiro Takeshita, Hideo Nemoto, Keiichiro Fukumoto   +3 more
openalex   +2 more sources

1-Naphthyl-TADDOL/Emim BF4: A new catalytic system for the asymmetric addition of Chan’s diene to aromatic aldehydes

Open Chemistry, 2010
Villano Rosaria, Acocella Maria, Sio Vincenzo, Scettri Arrigo   +3 more
doaj   +1 more source

Atroposelective construction of axially chiral alkenylindole-fused nine-membered rings via catalytic asymmetric formal (4 + 5) cycloaddition. [PDF]

Nat Commun
Liu SJ, Wang X, Yang JX, Ao XS, Ni SF, Zhang YC, Shi F.   +6 more
europepmc   +1 more source

Diversitätsorientierte Synthese bioaktiver Allocolchicinoide und Colchicinoide unter Verwendung Übergangsmetall-katalysierter Cycloadditionen [PDF]

, 2010
Nicolaus, Norman
core  

Azafulvenes 3. Cycloaddition Reaction of 6-Amino-1-azafulvene to Electron-deficient Olefin and Acetylene

, 1976
Shuji Kanemasa, Sigeo Mori, Masanori Watanabe, Shoji Kajigaeshi   +3 more
openalex   +1 more source

Borane-functionalized heteroscorpionate copper complexes as catalysts for azide-alkyne cycloaddition.

Dalton Trans
Cruz TFC, López-Sánchez B, Lemos MANDA, Romerosa A, Martins LMDRS.   +4 more
europepmc   +1 more source

Silylium-Ion-Promoted Formation of Methylenecyclobutenes by Formal (2 + 2) Cycloaddition of Allenylsilanes and Internal Alkynes. [PDF]

J Org Chem
Deng L, Zuo H, Klare HFT, Oestreich M.
europepmc   +1 more source

Photocatalytic Synthesis of Unprotected Sulfonimidamides and Their Application in Photochemical Nitrene Transfer Reactions. [PDF]

Angew Chem Int Ed Engl
Sliusarevskyi I, Diaz J, Senapati S, Ebel BJ, Linnartz NJ, Oppel IM, Empel C, Chan PWH, Koenigs RM.   +8 more
europepmc   +1 more source