Patent ID: 11964956
Assignee: NORTHWESTERN UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A compound of Formula (Ic):, or a pharmaceutically acceptable salt thereof, wherein:
X is —C(O)—, —CH(OH)—, —C(O)O—, —OC(O)— or —CH(CH2OH)—;
R1 and R2 are independently H or methyl, or R1 and R2 together with the carbon to which they are attached form a —(C3-C6)-cycloalkyl;
R3 is —C(O)OR4, —(C1-C3 alkyl)-C(O)OR4, —C(O)SR4, —C(O)N(R6)R4, —OC(O)R4 or —(C1-C3 alkyl)-OC(O)R4;
R4 is —(C1-C8)-alkyl-R5, —(C1-C8)-alkenyl-R5, or —(C1-C8)-alkynyl-R5;
R5 is H, halogen, —OH, —O—(C1-C6)-alkyl, —O—(C1-C6)-alkenyl, —O—(C1-C6)-alkynyl, —CN, —N3, —NCS, —SO2NH2, —SO2CF3, imidazole, oxazole, isoxazole, 1,2,3-triazole, 1,2,4-triazole, morpholine, thiomorpholine,, wherein —O—(C1-C6)-alkyl, —O—(C1-C6)-alkenyl, and —O—(C1-C6)-alkynyl are optionally substituted with —CN, —N3 or —NCS; and
R6 is H or —(C1-C2)-alkyl.