申请人:——
公开号:US20030199459A1
公开(公告)日:2003-10-23
The invention provides new macrolides antibiotics of formula (I) with improved biological properties and improved stability formula (I): wherein R
1
is hydrogen, cyano, —S(L)
m
R
2
, —S(O)(L)
m
R
2
, or —S(O)
2
(L)
m
R
2
; L represents —(CH
2
)
n
— or —(CH
2
)
n
Z(CH
2
)
n′
—-; m is 0 or 1; n is 1, 2, 3, or 4; n′ is 0, 1, 2, 3, or 4; Z is O, S or NH; R2 is hydrogen, alkyl, heterocyclyl or aryl; which heterocyclyl and the aryl groups may be further substituted; * indicates a chiral center which is in the (R) or (S) form and pharmaceutically acceptable acid addition salts or in vivo cleavable esters thereof.
1
该发明提供了具有改进生物性能和改进稳定性的新大环内酯类抗生素的公式(I):其中R1为氢、氰基、—S(L)mR2、—S(O)(L)mR2或—S(O)2(L)mR2;L代表—(CH2)n—或—(CH2)nZ(CH2)n′—;m为0或1;n为1、2、3或4;n′为0、1、2、3或4;Z为O、S或NH;R2为氢、烷基、杂环烷基或芳基;其中杂环烷基和芳基基团可能进一步取代;*表示手性中心,为(R)或(S)形式,以及其药学上可接受的酸盐或体内可水解酯。