Results 221 to 230 of about 140,419 (292)

Visible light-driven dearomative meta-cycloadditions of 2-acetonaphthalenes via triplet energy transfer cascade. [PDF]

Nat Commun
Rai P, Naik S, Gupta K, Maji K, Jindal G, Maji B.   +5 more
europepmc   +1 more source

Reaction of aromatic N-oxides with dipolarophiles. III. Cycloadditions of substituted phenyl isocyanates to 3,5-dimethyl and 3,5-dibromopyridine N-oxides and X-ray crystal structures of the isomeric cycloadducts.

, 1979
T. HISANO, Masataka Ichikawa, T. MATSUOKA, Hisao Hagiwara, K. MURAOKA, Tetsuya Komori, Kazunobu Harano, Yoshiteru Ida, Arild Christensen   +8 more
openalex   +2 more sources

Concerted [4+2] and stepwise [2+2]cycloadditions of the triphenylallenyl cation with cyclopentadiene [PDF]

, 1983
Bäuml, Englbert, Mayr, Herbert
core   +1 more source

New tandem Ugi/intramolecular Diels-Alder reaction based on vinylfuran and 1,3-butadienylfuran derivatives. [PDF]

Beilstein J Org Chem
Horak YI, Lytvyn RZ, Vakhula AR, Homza YV, Pokhodylo NT, Obushak MD.   +5 more
europepmc   +1 more source

Diastereofacial selection in nitrile oxide cycloaddition reactions. The anti-directing effect of an allylic oxygen and some new results on the ring metalation of isoxazolines. A synthesis of (.+-.)-blastmycinone [PDF]

, 1984
Alan P. Kozikowski, Arun K. Ghosh
openalex   +1 more source

Unprecedented visible light-initiated topochemical [2 + 2] cycloaddition in a functionalized bimane dye. [PDF]

Beilstein J Org Chem
Dvoracek M, Twamley B, Senge MO, Filatov MA.   +3 more
europepmc   +1 more source

A 1,3-Dipolar Cycloaddition and 1,3-Addition of 2-Methylfuran

, 1979
L. FISERA, J. POLIACIKOVA, Jaroslav Kováč   +2 more
openalex   +1 more source

Phosphorverbindungen ungewöhnlicher Koordination, 5 [3+2]- sowie [4+2]-Cycloadditionsreaktionen an ein kinetisch stabilisiertes Phosphaalken/ Phosphorus Compounds with Unusual Coordination, 5 [3+2]- as well as [4+2]-Cycloaddition Reactions to a Kinetically Stabilized Phosphaalkene [PDF]

, 1985
Frank Zurmühlen, Wolfgang Rösch, Manfred Regitz   +2 more
openalex   +1 more source

Advances in isoxazole chemistry and their role in drug discovery. [PDF]

RSC Adv
Martis GJ, Gaonkar SL.
europepmc   +1 more source

1,4-Cycloaddition reactions of enamine with compounds containing the double bond system C=N-C=N.

, 1976
Masanori Sakamoto, MICHIKO SHIBANO, K. MIYAZAWA, Michiko Suzuki, Yoshio Tomimatsu   +4 more
openalex   +2 more sources