The present application discloses oxadiazole based compounds of Formula (I) active on sphingosine-1-phosphate (S1P) in particular useful to treat lupus erythematosus. A is phenyl or a 5 or 6-membered heteroaryl ring; R1 is up to two substituents independently selected from halogen, C(1-3)aIkoxy, C(1-3)flyoroalkyl, cyano, optionally substituted phenyl. C(1-3)fluoroalkoxy. C(1-6)alkyl and C(3-6)Cyctoalkyl; R2 is hydrogen, halogen or C(1-4)alkyl; B is a 7 membered saturated ring selected from the following: Formulae (a) (b) (c) R3 is hydrogen or (CH2)1-4MCO2H; R4 is hydrogen or C(1-3)alkyl optionally interrupted by oxygen;
本申请披露了一种基于噁二唑的化合物,其
化学式为(I),对神经
酰胺-1-
磷脂酸(S1P)具有活性,特别适用于治疗红斑狼疮。其中,A为
苯基或5或6元杂环芳基环;R1为最多两个取代基,可独立选择自卤素、C(1-3)烷
氧基、C(1-3)
氟烷基、
氰基、可选择取代的
苯基、C(1-3)
氟烷氧基、C(1-6)烷基和C(3-6)
环烷基;R2为
氢、卤素或C(1-4)烷基;B为以下选项中的7元饱和环之一:(a)(b)(c);R3为
氢或(
CH2)1-4
MCO2H;R4为
氢或C(1-3)烷基,可由
氧原子中断。