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Beilstein J. Org. Chem. 2019, 15, 2465–2472, doi:10.3762/bjoc.15.239
Graphical Abstract
Scheme 1: Synthesis of ligand 1, as its syn-atropisomer.
Figure 1: X-ray structures of complex 1a, as two diastereoisomeric macrocycles (R,S-1)2·(AgOTf)2 with ligands...
Figure 2: X-ray structure of complex 1c, as a (R,S-1)4·(AgNO3)6 cage with three nitrate anions as coordinatin...
Figure 3: X-ray structure of complex 1d, as a racemic mixture of (R,R)- and (S,S)-(syn-1)·(PPh3AgOTf)2.
Figure 4: Variable temperature 1H NMR of complex 1a in CDCl3 (7 mM) from −30 °C to 60 °C.
Beilstein J. Org. Chem. 2013, 9, 1426–1431, doi:10.3762/bjoc.9.160
Scheme 1: Sonogashira alkynylation–cyclization sequence for indole and benzofuran syntheses.
Scheme 2: Optimization of the nitrogen protecting group. aReaction conditions: 2-iodoaniline (0.5 mmol), phen...
Scheme 3: Preparation of N-protected 2-iodoanilines.
Scheme 4: Preparation of N-protected 3-iodo-2-aminopyridines.
Scheme 5: Preparation of indoles, azaindoles and benzofurans. aReaction conditions: 2-iodoaniline (0.5 mmol),...