ChemInform Abstract: Ring Transformations of Heterocyclic Compounds. Part 7. 2,4,5‐ Triarylbenzophenones from 2,4,6‐Triarylpyrylium Salts and Arylacetaldehydes: First Pyrylium Ring Transformations with Aldehydes as Carbon Nucleophiles.
T. Zimmermann
Abstract