COMPOUNDS AND COMPOSITIONS FOR DELIVERING ACTIVE AGENTS

摘要

The present invention provides compounds and compositions which facilitate the delivery of active agents. Delivery agent compounds of the present invention include compounds as shown below and pharmaceutically acceptable salts thereof: (see above formula) Compound A wherein: R1 is - (CH2)m-R8, wherein m= 0 or 1 ; R2 � R6 are independently selected from hydrogen, hydroxyl, halogen, C1� C4 alkyl, C2 � C4 alkenyl, C2 � C4 alkynyl, C1 � C4 alkoxy, and cyano; R7 is selected from C1 � C10 alkyl, C2 � C10 alkenyl, and C2 - C10 alkynyl; R8 is selected from cyclopentyl, cyclohexyl and phenyl, wherein when R8 is a phenyl, m=I; and R8 is optionally substituted with C1 � C4 alkyl, C1 � C4 alkoxy, halogen or hydroxyl, or a combination thereof.