# Crossover-Annulation/Oxygenation Approach to Functionalized Phenanthridines by Palladium–Copper Relay Catalysis

> Research article (Organic Letters, 2017) · cited 21× · AI/ML

**Wikidata**: [openalex:W2768797806](https://www.wikidata.org/wiki/openalex:W2768797806)  
**Source**: https://4ort.xyz/entity/crossover-annulation-oxygenation-approach-to-functionalized-phenanthridines-by-palladiumcopper-relay-catalysis