申请人:HOKURIKU SEIYAKU CO., LTD.
公开号:EP1044985A1
公开(公告)日:2000-10-18
Novel erythromycin derivatives represented by general formula (I) and drugs containing these derivatives as the active ingredient and being useful in treating atypical acid-fast bacterium infection, wherein R1 represents hydrogen or lower alkyl; R2 represents alkyl, cycloalkyl, aryl, aralkyl, -X-R4, etc. (wherein X represents oxygen or amino; and R4 represents alkyl or aryl); and R3 represents alkyl, cycloalkyl, alkenyl or - (CH2 )n -Y-R5 (wherein Y represents methylene, oxygen, sulfur, sulfinyl, carbonyl, etc.; R5 represents aryl; and n is an integer of 1 to 5).
通式(I)代表的新型红霉素衍生物和含有这些衍生物作为活性成分并可用于治疗非典型耐酸菌感染的药物,其中R1代表氢或低级烷基;R2代表烷基、环烷基、芳基、芳烷基、-X-R4等。(其中 X 代表氧或氨基;R4 代表烷基或芳基);R3 代表烷基、环烷基、烯基或 -(CH2)n -Y-R5 (其中 Y 代表亚甲基、氧、硫、亚硫酰基、羰基等;R5 代表芳基;n 为 1 至 5 的整数)。