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Beilstein J. Org. Chem. 2019, 15, 1864–1871, doi:10.3762/bjoc.15.182
Graphical Abstract
Scheme 1: Comparison of our work with previous studies.
Scheme 2: Scope of pyridinium salts and benzylamine substrates. Reaction conditions: 1 (1 mmol), 2 (1 mmol), ...
Scheme 3: Scope of pyridinium salts and benzyl alcohol substrates. Reaction conditions: 1 (1 mmol), 4 (1 mmol...
Scheme 4: Scope of pyridinium salts, primary and secondary amine substrates. Reaction conditions: 1 (1 mmol), ...
Scheme 5: Control experiments for the oxidative cleavage of C–C bonds.
Scheme 6: Plausible reaction mechanism for the synthesis of N-alkylated benzamides 3.
Beilstein J. Org. Chem. 2014, 10, 3122–3126, doi:10.3762/bjoc.10.329
Figure 1: Structures of aspergillides.
Scheme 1: Retrosynthetic analysis for (−)-aspergillide C.
Scheme 2: Synthesis of 11. Reaction conditions: (a) n-BuLi, THF/HMPA (5:1), −78 °C to rt, 12 h, 95%; (b) Li, t...
Figure 2: Key NOESY correlations observed in compound 11.
Scheme 3: Synthesis of 4 and formal total synthesis of (−)-aspergillide C (3). Reaction conditions: (a) [Cp*(...