| abstract |
A compound of formula II:n nwherein: nX is CHC(R 13 Y'Y), CR 6' R 6 , S, NR 6 , or O; nR 2 , R 4' , R 4" , R 7' and R 7" are each hydrogen, alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, arylalkyl, aryl, heterocyclic, heteroaromatic or a prodrug moiety; nR 4 is NR 4' R 4" , alkyl, alkenyl, alkynyl, aryl, hydroxyl, halogen, or hydrogen; nR 2' , R 3 , R 10 , R 11 and R 12 are each hydrogen or a pro-drug moiety; nR 5 is hydroxyl, hydrogen, thiol, alkanoyl, aroyl, alkaroyl, aryl, heteroaromatic, alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, arylalkyl, alkyl carbonyloxy, or aryl carbonyloxy; nR 6 and R 6' are independently hydrogen, methylene, absent, hydroxyl, halogen, thiol, alkyl, alkenyl, alkynyl, aryl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, or an arylalkyl; nR 7 is NR 7' R 7" , alkyl, alkenyl, alkynyl, aryl, hydroxyl, halogen, or hydrogen; nR 8 is hydrogen, hydroxyl, halogen, thiol, alkyl, alkenyl, alkynyl, aryl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, or an arylalkyl; nR 9 is -CH 2 NR 9a R 9b or linked with R 10 to form a furanyl ring; nR 9a is hydrogen, alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, arylalkyl, aryl, heterocyclic,or heteroaromatic; nR 9b is hydrogen or alkyl; nR 8 is hydrogen, hydroxyl, halogen, thiol, alkyl, alkenyl, alkynyl, aryl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, or an arylalkyl; nR 13 is hydrogen, hydroxy, alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, or an arylalkyl; nY' and Y are each independently hydrogen, halogen, hydroxyl, cyano, sulfhydryl, amino, alkyl, alkenyl, alkynyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylamino, or an arylalkyl, or a pharmaceutically acceptable salt, ester or prodrug thereof. |