Patent ID: 8877905

Claim:
A compound of formula: wherein: Z is —O—, —S—, —NH—, —OC(O)O—, —NHC(O)O—, —OC(O)NH— or —NHC(O)NH—; R 1 is hydroxy, monophosphate, diphosphate, triphosphate, α-thiotriphosphate, or polyphosphate; R 2 is hydrogen or hydroxy; R 3 and R 4 are each independently: hydrogen, hydroxy, halo or amino; or alkyl (C≦12) , alkenyl (C≦12) , alkynyl (C≦12) , aryl (C≦12) , aralkyl (C≦12) , heteroaryl (C≦12) , heteroaralkyl (C≦12) , alkoxy (C≦12) , aryloxy (C≦12) , aralkoxy (C≦12) , heteroaryloxy (C≦12) , heteroaralkoxy (C≦12) , alkylamino (C≦12) , dialkylamino (C≦12) , arylamino (C≦12) , aralkylamino (C≦12) , or a substituted version of any of these groups; or R 5 , R 6 , R 7 , R 8 and R 9 are each independently: hydrogen, hydroxy, halo, amino, nitro, cyano or mercapto; alkyl (C≦12) , alkenyl (C≦12) , alkynyl (C≦12) , aryl (C≦12) , aralkyl (C≦12) , heteroaryl (C≦12) , heteroaralkyl (C≦12) , acyl (C≦12) , alkoxy (C≦12) , alkenyloxy (C≦12) , alkynyloxy (C≦12) , aryloxy (C≦12) , aralkoxy (C≦12) , heteroaryloxy (C≦12) , heteroaralkoxy (C≦12) , acyloxy (C≦12) , alkylamino (C≦12) , dialkylamino (C≦12) , alkoxyamino (C≦12) , alkenylamino (C≦12) , alkynylamino (C≦12) , arylamino (C≦12) , aralkylamino (C≦12) , heteroarylamino (C≦12) , heteroaralkylamino (C≦12) , alkylsulfonylamino (C≦12) , amido (C≦12) , alkylthio (C≦12) , alkenylthio (C≦12) , alkynylthio (C≦12) , arylthio (C≦12) , aralkylthio (C≦12) , heteroarylthio (C≦12) , heteroaralkylthio (C≦12) , acylthio (C≦12) , thioacyl (C≦12) , alkylsulfonyl (C≦12) , arylsulfonyl (C≦12) , alkylammonium (C≦12) , alkylsulfonium (C≦12) , alkylsilyl (C≦12) , or a substituted version of any of these groups; a group of formula: wherein X is —O—, —S—, or —NH—; or alkanediyl (C≦12) , alkenediyl (C≦12) , alkynediyl (C≦12) , arenediyl (C≦12) , heteroarenediyl (C≦12) , or a substituted version of any of these groups; Y is —O—, —NH—, alkanediyl (C≦12) or substituted alkanediyl (C≦12) ; n is an integer from 0-12; and m is an integer from 0-12; or a -linker-reporter; or a salt thereof.