申请人:——
公开号:US20020142967A1
公开(公告)日:2002-10-03
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-proprionyl-, 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 -(1-6C)alkylene-COOH, (1-12C)alkyl, (2-12C)alkenyl, (6-14C)aryl, (7-15C)aralkyl and (8-16C)aralkenyl, the aryl group of which may be substituted with (1-6C)alkyl, (2-12C)alkoxy, hydroxy, or halogen; R
2
is H or has the same meaning as R
1
, R
3
is selected from H, (1-12C)alkyl, (2-12C)alkenyl, (6-14C)aryl, (7-15C)aralkyl and (8-16C)aralkenyl, the aryl group of which may be substitute with (1-6C)alkyl, (2-12C)alkoxy, hydroxy or halogen; n is an integer of 1 to 3; B is a bond, L-asp or an ester derivative thereof, Leu, norLeu, —N(benzyl)-CH
2
—CO—, —N(2-indane)-CH
2
—CO—, D-1 Piq, D-3 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[(3-8C)cycloalkyl]-CH
2
—CO— or —N(benzol)-CH
2
—CO—, D is selected from COOH, tetrazole, oxazole, thiazole and benxothiazole; 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
该发明涉及式为:A-B-C-Lys-D-的非缓慢结合血凝酶
抑制剂,其中A为H,2-羟基-3-环己基-丙酰基,R1,R1-O-CO-,R1-SO2-,-(CHR2)nCOOR3,或N-保护基,其中R1选自-(1-6C)烷基-COOH,(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,其芳基基团可以被(1-6C)烷基,(2-12C)烷氧基,羟基或卤素取代;R2为H或与R1相同,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,其芳基基团可以被(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-天门冬氨酸或其酯衍
生物,亮
氨酸,norLeu,-N(苄基)-
CH2-CO-,-N(2-
茚烷基)- -CO-,D-1 Piq,D-3 Piq,D-Tiq,Atc或具有疏
水性芳香侧链的D-
氨基酸;C为Azt,Pro,Pec,norLeu(环)Gly,式为-N[(3-8C)环烷基]- -CO-或-N(苯) -CO-的
氨基酸,D选自COOH,
四唑,
噁唑,
噻唑和
苯并噻唑;或其前药;或其药学上可接受的盐,但不包括化合物Me-D-Phe-Pro-Lys-COOH。这些化合物可用作抗血栓剂。