Ss. Labadie, 3-ARYL-2,4-PENTANEDIONES FROM 3,5-DIMETHYL-4-IODOISOXAZOLES - AN APPLICATION OF A PALLADIUM-CATALYZED CROSS-COUPLING REACTION, Synthetic communications, 24(5), 1994, pp. 709-719
3,5-Dimethyl-4-iodoisoxazole readily undergoes palladium-catalyzed cou
pling with arylboronic acids and organostannanes to form 4-aryl-3,5-di
mthylisoxazoles. The unique nature of the isoxazole-ring is exploited
to convert 4-aryl-3,5-dimethylisoxazoles to 3-aryl-2,4-pentanediones.