| abstract |
C:\NRPorbi\CC\MDTN4286536 _ DOC-24/DI/2012 ARYL KETONE COMPOUNDS AND COMPOSITIONS FOR DELIVERING ACTIVE AGENTS Abstract The present invention provides aryl ketone compounds and compositions containing them which facilitate the delivery of active agents. The aryl ketone compounds have the formula (I) or a salt thereof, where n=1 to 9, and R' to R5 are independently hydrogen, C, to C4 alkyl, Ci to C4 alkoxy, C2 to C4 alkenyl, halogen, hydroxyl, -NH-C(O) CH3, or -O-C 6H5. |