Patent ID: 8293920

Claim:
A compound of formula (V): wherein R 3 is hydrogen; halogen; cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted acyl; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; —OR C ; —C(═O)R C ; —CO 2 R C ; —CN; —SCN; —SR C ; —SOR C ; —SO 2 R C ; —NO 2 ; —N(R C ) 2 ; —NHC(O)R C ; or —C(R C ) 3 ; wherein each occurrence of R C is independently a hydrogen, a protecting group, an aliphatic moiety, a heteroaliphatic moiety, an acyl moiety; an aryl moiety; a heteroaryl moiety; alkoxy; aryloxy; alkylthio; arylthio; amino, alkylamino, dialkylamino, heteroaryloxy; or heteroarylthio moiety; R 4 is hydrogen; halogen; cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted acyl; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; —OR D ; —C(═O)R D ; —CO 2 R D ; —CN; —SCN; —SR D ; —SOR D ; —SO 2 R D ; —NO 2 ; —N(R D ) 2 ; —NHC(O)R D ; or —C(R D ) 3 ; wherein each occurrence of R D is independently a hydrogen, a protecting group, an aliphatic moiety, a heteroaliphatic moiety, an acyl moiety; an aryl moiety; a heteroaryl moiety; alkoxy; aryloxy; alkylthio; arylthio; amino, alkylamino, dialkylamino, heteroaryloxy; or heteroarylthio moiety; R 5 is hydrogen; halogen; cyclic or acyclic, substituted or unsubstituted, branched or unbranched aliphatic; cyclic or acyclic, substituted or unsubstituted, branched or unbranched heteroaliphatic; substituted or unsubstituted acyl; substituted or unsubstituted aryl; substituted or unsubstituted heteroaryl; —OR E ; —CN; —SCN; —SR E ; or —N(R E ) 2 ; wherein each occurrence of R E is independently a hydrogen, a protecting group, an aliphatic moiety, a heteroaliphatic moiety, an acyl moiety; an aryl moiety; a heteroaryl moiety; alkoxy; aryloxy; alkylthio; arylthio; amino, alkylamino, dialkylamino, heteroaryloxy; or heteroarylthio moiety; R 6 is selected from the group consisting of hydrogen, halogen, substituted or unsubstituted aliphatic, substituted or unsubstituted heteroaliphatic, substituted or unsubstituted alkoxy, —OR F , —CN, —SCN, —SR F , alkylthio, arylthio, —NO 2 , amino, —N(R F ) 2 , and —C(R F ) 3 ; wherein each occurrence of R F is independently a hydrogen, a protecting group, an aliphatic moiety, a heteroaliphatic moiety, an acyl moiety; an aryl moiety; a heteroaryl moiety; alkoxy; aryloxy; alkylthio; arylthio; amino, alkylamino, dialkylamino, heteroaryloxy; or heteroarylthio moiety; P is hydrogen or an oxygen-protecting group; and P′ is hydrogen, C 1 -C 6 alkyl, acyl, or an oxygen-protecting group; and salts, tautomers, stereoisomers, enantiomers, and diastereomers thereof.