Chemoselective synthesis of m-teraryls through ring transformation of 2H- pyran-2-ones by 2-(1-arylethylidene)-malononitriles - Organic & Biomolecular Chemistry (RSC Publishing)
Pyran Ring - an overview | ScienceDirect Topics
4H-Pyran Structure - C5H6O - Over 100 million chemical compounds | Mol-Instincts
Synthesis of Fused Pyran and Tetracyclic Pyran Rings by Intramolecular Palladium-catalyzed β-H Elimination and C–H Bond Functionalization
Structures of phenolics containing furan or pyran ring 154-165. | Download Scientific Diagram