Publication number: 20130053352
Abstract: A compound having the structure or a pharmaceutically acceptable salt thereof, wherein R1 is hydrogen, —OH, —O—C1-6 alkyl, ?O, or halogen; R2 is hydrogen, C(O)OR8, C6H5C(O)OR8, (CH2)1-2OH, CR9R10OH, C(O)O(CH2)0-2 aryl, C(O)NR9R10, C(O)SO2NR9R10, C6H5OR9, W—C(O)OR8, W—OR9, Y, or P(O)(OR9)(ORlO); R3 is hydrogen or —C1-6 alkyl; R4 is hydrogen, —OH or —C(O)OR9; R5 is hydrogen or deuterium; R6 and R7 are independently —C1-6 alkyl, fluoro-substituted —C1-6 alkyl, deutero-substituted —C1-6 alkyl or —(CH2)1-2R11, wherein any carbon atom of the fluoro-substituted —C1-6 alkyl is mono- or di-substituted with fluoro, and any carbon atom of the deutero-substituted —C1-6 alkyl is mono- or di-substituted with fluoro; R8, in each instance in which it occurs, is independently hydrogen, —C1-6 alkyl, or —(CH2)2N+(CH3)3; R9 and R10, in each instance in which they occur, are independently —C1-6 alkyl; R11 is —OH, —O—C1-6 alkyl, -0CD3, —OC(O)OC1-6 alkyl, —NH2, —C6H5, —N3, or W; W is an unsubslituted 5- or 6-raembered heteroaryl ri
Type:
Application
Filed:
February 10, 2011
Publication date:
February 28, 2013
Applicant:
MERCK SHARP & DOHME CORP.
Inventors:
Amjad Ali, Michael Man-Chu Lo, Edward Metzger, Lin Yan