The invention relates to lipid compounds of formula (I) and their pharmaceutically acceptable salts for the prevention and/or treatment of ophthalmic disorders such as retinal degenerative disorders and ocular inflammatory diseases: (I) (wherein R1 is either a C9 to C22 alkyl group, or a C9 to C22 alkenyl group having from 1 to 6 double bonds; R2 is selected from the group consisting of a halogen atom, a hydroxy group, an alkyl group, an alkoxy group, an alkylthio group, a carboxy group, an acyl group, an amino group, and an alkylamino group; R3 is a hydrogen atom, or a group R2; R4 is a carboxylic acid or a derivative thereof; and X is methylene (-CH2-), or an oxygen or sulfur atom).
本发明涉及用于预防或治疗如视网膜退行性疾病和眼部炎症疾病的眼科疾病的一类脂质化合物公式(I)及其药用可接受盐:(I)(其中R1为C9至C22的烷基或具有1至6个双键的C9至C22的烯基;R2选自卤素原子、羟基、烷基、烷氧基、烷
硫基、羧基、酰基、
氨基和烷基
氨基的组;R3为氢原子或R2基团;R4为
羧酸或其衍
生物;X为亚甲基(-
CH2-),或氧或
硫原子)。