Bradsher Reaction

C. K. Bradsher, J. Am. Chem. Soc. 62, 486 (1940).

Acid-catalyzed cyclodehydration of o-acyldiarylmethanes to anthracene derivatives:

Extension to an o-acyldiaryl ether: H. Ishibashi et al., Tetrahedron 50, 10215 (1994). Application: T. Yamato et al., J. Chem. Soc. Perkins Trans. 1 1997, 1193. Review: C. K. Bradsher, Chem. Rev. 87, 1277-1297 (1987). Cf. Bischler-Napieralski Reaction.