主权项 |
1. A compound of formula I, or salt or prodrug thereof wherein - - - is a single bond with a trans isomer to R2 and a cis isomer to —(C═O)R1, a cis isomer to R2 and a cis isomer to —(C═O)R1; or a trans isomer to R2 and a trans isomer to —(C═O)R1; R1 is hydrogen, hydroxy, alkyl, alkoxy, carbocyclyl, aryl, or heterocyclyl, wherein R1 is optionally substituted with one or more, the same or different, R10; R2 is formyl, carboxy, carbamoyl, or phosphonate, wherein R2 is optionally substituted with one or more, the same or different, R10; R3 is nitro, cyano, hydroxy, amino, mercapto, formyl, carboxy, carbamoyl, alkylamino, (alkyl)2-amino, alkylsulfinyl, alkylsulfonyl, arylsulfonyl, aryl, or heteroaryl wherein R3 is optionally substituted with one or more, the same or different, R10; R4 is hydrogen or R3 and R4 and the attached atoms form an aryl or heteroaryl ring wherein the ring is optionally substituted with one or more, the same or different, R10; R10 is alkyl, halogen, nitro, cyano, hydroxy, amino, mercapto, formyl, carboxy, carbamoyl, alkoxy, alkylthio, alkylamino, (alkyl)2-amino, alkylsulfinyl, alkylsulfonyl, arylsulfonyl, carbocyclyl, aryl, or heterocyclyl, wherein R10 is optionally substituted with one or more, the same or different, R11; R11 is alkyl, halogen, nitro, cyano, hydroxy, amino, mercapto, formyl, carboxy, carbamoyl, alkoxy, alkylthio, alkylamino, (alkyl)2-amino, alkylsulfinyl, alkylsulfonyl, arylsulfonyl, carbocyclyl, aryl, or heterocyclyl, wherein R11 is optionally substituted with one or more, the same or different, R12; R12 is alkyl, halogen, nitro, cyano, hydroxy, amino, mercapto, formyl, carboxy, carbamoyl, alkoxy, alkylthio, alkylamino, (alkyl)2-amino, alkylsulfinyl, alkylsulfonyl, arylsulfonyl, carbocyclyl, aryl, or heterocyclyl, wherein R12 is optionally substituted with one or more, the same or different, R13; and R13 is halogen, nitro, cyano, hydroxy, trifluoromethoxy, trifluoromethyl, amino, formyl, carboxy, carbamoyl, mercapto, sulfamoyl, methyl, ethyl, methoxy, ethoxy, acetyl, acetoxy, methylamino, ethylamino, dimethylamino, diethylamino, N-methyl-N-ethylamino, acetylamino, N-methylcarbamoyl, N-ethylcarbamoyl, N,N-dimethylcarbamoyl, N,N-diethylcarbamoyl, N-methyl-N-ethylcarbamoyl, methylthio, ethylthio, methylsulfinyl, ethylsulfinyl, mesyl, ethylsulfonyl, methoxycarbonyl, ethoxycarbonyl, N-methylsulfamoyl, N-ethylsulfamoyl, N,N-dimethylsulfamoyl, N,N-diethylsulfamoyl, N-methyl-N-ethylsulfamoyl, carbocyclyl, aryl, or heterocyclyl. |