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Beilstein J. Org. Chem. 2019, 15, 2447–2457, doi:10.3762/bjoc.15.237
Graphical Abstract
Figure 1: Bioactive molecules containing a tetrazole, pyridone or isoquinolone ring.
Scheme 1: Approaches for the synthesis of tetrazoles and isoquinolones and their interplay as designed in thi...
Scheme 2: Scope of the Ugi-azide-4CR/deprotection/acylation sequence. Ugi-azide-4CR conducted at the 2.0 mmol...
Scheme 3: Influence of substituents R and R2 on the reaction outcome. For compounds 4k–m the overall yield in...
Scheme 4: Influence of the alkyne and R1 substituent on the reaction outcome.
Scheme 5: Scope of acrylic, heterocyclic and ring-fused N-acylaminomethyl tetrazole substrates.
Scheme 6: Proposed reaction mechanism using substrates 1a and 3a.