申请人:——
公开号:US20010007764A1
公开(公告)日:2001-07-12
The invention relates to non-slow-binding thrombin inhibitors of the formula: A-B-C-Lys-D wherein A is H,
2
-hydroxy-
3
-cyclohexyl-propionyl-, R
1
, R
1
—O—CO—, R
1
—SO
2
—, —(CHR
2
)
n
COOR
3
, or an N-protecting group, wherein R
1
is selected from -(
1
-
6
C)alkylene-COOH, (
1
-
12
C)alkenyl, (
6
-
14
C)aryl, (
7
-
15
C)aralkyl and (
8
-
16
C)aralkenyl, the group of which may be substituted with (
1
-
6
C)alkyl, (
2
-
12
C)alkoxy, hydroxy, or halogen; R
2
is H or has the same meaning as R
1
, R
3
is selected from H, (
1
12
C)alkyl, (
2
-
12
C)alkenyl, (
6
-
14
C)aryl, (
7
-
15
C)aralkyl and (
8
-
16
C)aralkenyl, the aryl group of which may be substituted with (
1
-
6
C)alkyl, (
2
-
12
C)alkoxy, hydroxy or halogen; n is an integer of
1
to
3
; B is a bond, L-Asp or an derivative thereof, Leu,norLeu, -n(benzyl)—CH
2
—CO—, -N(
2
-indane)—CH
2
—CO—, D-
1
Piq, D-Tiq, Atc or a D-amino acid having a hydrophobic aromatic side chain; C is Azt, Pro, Pec, norLeu(cyclo)Gly, an amino acid of one of the formulae -N[(
3
-
8
C)cycloalkyl]—CH—CO—or -N(benzyl)—CH
2
—CO —, D is selected from COOH, tetrazole, oxazole,thiazole and benzothiazole, or A znd C have the aforesaid meaning, B is D-(
3
-
8
C) cycloalkylalanine, and D is tetrazole, oxazole, thiazole or benzothiazole; or a prodrug thereof; or a pharmaceutically acceptable salt thereof; with the exception of the compound Me-D-Phe-Pro-Lys-COOH. The compounds can be used as antithrombotic agents.
该发明涉及公式为:A-B-C-Lys-D的非缓慢结合的凝血酶抑制剂,其中A为H,2-羟基-3-环己基-丙酰-,R1,R1—O—CO—,R1—SO2—,—(CHR2)nCOOR3,或者N-保护基,其中R1选自-(1-6C)烷基-COOH,(1-12C)烯基,(6-14C)芳基,(7-15C)芳基烷基和(8-16C)芳基烯基,该基团可能被(1-6C)烷基,(2-12C)烷氧基,羟基或卤素取代;R2为H或具有与R1相同的含义,R3选自H,(1-12C)烷基,(2-12C)烯基,(6-14C)芳基,(7-15C)芳基烷基和(8-16C)芳基烯基,芳基可能被(1-6C)烷基,(2-12C)烷氧基,羟基或卤素取代;n为1到3的整数;B为键,L-天冬氨酸或其衍生物,亮,norLeu,-n(苄基)—CH2—CO—,-N(2-茚)—CH2—CO—,D-1Piq,D-Tiq,Atc或具有疏水芳香侧链的D-氨基酸;C为Azt,Pro,Pec,norLeu(cyclo)Gly,其中一种氨基酸的公式为-N[(3-8C)环烷基]—CH—CO—或-N(苄基)—CH2—CO—,D从COOH,四唑,噁唑,噻唑和苯并噻唑中选择,或A和C具有上述含义,B为D-(3-8C)环烷基丙氨酸,D为四唑,噁唑,噻唑或苯并噻唑;或其前药;或其药学上可接受的盐;除了化合物Me-D-Phe-Pro-Lys-COOH之外。这些化合物可用作抗血栓药物。