主权项 |
1. A compound of Formula (I) wherein R1 is thiophen-2-yl, furan-2-yl, 4-chlorophenyl, 4-bromophenyl, 3,4,5-trimethoxyphenyl, 3,4-dimethoxyphenyl, pyridin-3-yl, pyridin-4-yl, phenyl, cyclopentyl, cyclohexyl, n-pentyl, n-undecyl, phenyl, 4-methylphenyl, methoxyphenyl, dimethoxyphenyl at any two positions 2-6, trimethoxyphenyl at any three positions 2-6, C1-C20 alkyl, aryl, C3-C7 cycloalkyl, heterocyclyl, aryl (C1-C6 alkyl), or heterocyclyl (C1-C6 alkyl); R2 is hydrogen, methyl, ethyl, n-propyl, n-butyl, n-hexyl, n-dodecyl, C1-C12 alkyl, allyl, propynyl, or is absent; R3 is methyl, ethyl, n-propyl, n-butyl, n-hexyl, n-dodecyl, C1-C12 alkyl, allyl, propynyl, or is absent; R4 is hydrogen, methyl, tolyl, methoxyphenyl, C1-C12 alkyl, or aryl; R5 is hydrogen, —C(═O)— or —S(═O)2—; R6 hydrogen, methyl, cyclopropyl, phenyl, xylyl, chlorophenyl, bromophenyl, fluorophenyl, bis(trifluoromethyl)phenyl, trimethoxy phenyl, cyclopropyl, C2-C20 alkyl, C3-C7 cycloalkyl, aryl (C6-C10), or aromatic heterocyclyl (C5-C9); and the dashed lines represent optional double bonds; and wherein if R2 is absent, then the optional double bond between the amino nitrogen and position 2 of the thiazole ring is present; and if R3 is absent, then the optional double bond between positions 2 and 3 of the thiazole ring is present, or a salt thereof. |