申请人:Savage Paul B.
公开号:US20210363174A1
公开(公告)日:2021-11-25
Cationic steroidal antimicrobial (CSA) compounds having a structure of Formula I, II or III, or salt thereof, wherein at least one of R
1
-R
18
, (e.g., R
18
) includes a terpenyl group attached via an ester or amide linkage and at least one R
1
-R
18
, (e.g., R
3
, R
7
and R
12
) is an amino acid linked to the steroidal backbone by an ester or amide linkage:
R
18
has the following structure:
—R
19
—(C═O)—X—R
20
where R
19
is omitted or alkyl, alkenyl, alkynyl, or aryl, X is oxygen or nitrogen, and R
20
is a terpenyl group.
R
3
, R
7
and R
12
have the following structure:
R
22
R
23
N—R
21
—(C═O)—X—
where R
21
is substituted or unsubstituted alkyl, X is oxygen or nitrogen, and R
22
and R
23
are independently hydrogen, alkyl, alkenyl, alkynyl, or aryl.
具有Formula I、II或III结构的阳离子类固醇抗菌化合物(CSA),或其盐,其中R1-R18中至少有一个(例如R18)包括通过酯或酰胺键连接的萜烯基团,并且R1-R18中至少有一个(例如R3、R7和R12)是通过酯或酰胺键与类固醇骨架连接的氨基酸:R18具有以下结构:—R19—(C═O)—X—R20其中R19省略或为烷基、烯基、炔基或芳基,X为氧或氮,R20为萜烯基团。R3、R7和R12具有以下结构:R22R23N—R21—(C═O)—X—其中R21为取代或未取代的烷基,X为氧或氮,R22和R23独立地为氢、烷基、烯基、炔基或芳基。