Concepedia

Carbolithiation of meso-aryl-substituted 5,15-diazaporphyrin selectively provides 3-alkylated diazachlorins

Ayaka Yamaji, Satoru Hiroto, Ji‐Young Shin, Hiroshi Shinokubo

Chemical Communications · 2013 · 18 citations · 14 references

DOI

Concepts

Abstract

Treatment of meso-mesityl 5,15-diazaporphyrin with alkyllithiums in toluene at low temperature provided monoalkylated diazachlorins through highly regioselective nucleophilic addition at the β-position near the meso-nitrogen atom.

References

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