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    • 7. 发明授权
    • Cinnamic acid derivatives
    • 肉桂酸衍生物
    • US06329362B1
    • 2001-12-11
    • US09270408
    • 1999-03-16
    • Sarah Catherine ArchibaldJohn Clifford HeadGraham John WarrellowJohn Robert Porter
    • Sarah Catherine ArchibaldJohn Clifford HeadGraham John WarrellowJohn Robert Porter
    • A61K3103
    • C07D213/82A61K38/00C07C233/81C07K5/06139C07K5/06191Y10S514/826Y10S514/858Y10S514/863Y10S514/866Y10S514/885Y10S514/886Y10S514/887
    • Compounds of formula (1) are described: wherein L1 is a covalent bond or a linker atom or group; R is a carboxylic acid (—CO2H) or a derivative threof; R6 and R7 which may be the same or different is each an atom or group —L2(Alk2)tL3R12 in which L2, L3, Alk2 and t are as previously defined and R12 is a hydrogen or halogen atom or an —OR9, —NR9R10, —NO2, —CN, —CO2R9, —CONR9R10, —COR9, —N(R9)COR10, —N(R9)CSR10, —SO2N(R9)(R10), —N(R9)SO2R9, —N(R9)CON(R10)(R11), —N(R9)CSN(R10)(R11), —N(R9)SO2N(R10)(R11), or an optionally substituted aliphatic, heteroaliphatic, cycloaliphatic, heterocycloaliphatic, aromatic or heteroaromatic group provided that R6 and R7 are not both hydrogen atoms and when R7 is a hydrogen atom then R4 and R5 is each a hydrogen or halogen atom or an alkyl, alkoxy or nitro group; and the salts, solvates, hydrates and N-oxides thereof, for use in modulating cell adhesion. The compounds are able to inhibit the binding of alpha 4 integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders.
    • 描述了式(1)的化合物:其中L 1是共价键或连接原子或基团; R是羧酸(-CO 2 H)或衍生物; R 6和R 7可以相同或不同,各自为原子或 基团-L2(Alk2)tL3R12,其中L2,L3,Alk2和t如前定义,R12是氢或卤素原子或-OR9,-NR9R10,-NO2,-CN,-CO2R9,-CONR9R10,-COR9 ,-N(R9)COR10,-N(R9)CSR10,-SO2N(R9)(R10),-N(R9)SO2R9,-N(R9)CON(R10)(R11) (R 10)(R 11),-N(R 9)SO 2 N(R 10)(R 11)或任选取代的脂族,杂脂族,脂环族,杂脂族,芳族或杂芳族基团,条件是R 6和R 7不是氢原子, 氢原子然后R4和R5各自为氢或卤素原子或烷基,烷氧基或硝基; 和其盐,溶剂合物,水合物和N-氧化物,用于调节细胞粘附。化合物能够抑制α4整联蛋白与其配体的结合,并且可用于预防和治疗免疫或炎症性疾病。
    • 8. 发明授权
    • Tyrosine derivatives
    • 酪氨酸衍生物
    • US6093696A
    • 2000-07-25
    • US86421
    • 1998-05-29
    • John Clifford HeadSarah Catherine ArchibaldGraham John Warrellow
    • John Clifford HeadSarah Catherine ArchibaldGraham John Warrellow
    • A61K38/00A61P1/00A61P11/06A61P17/00A61P17/06A61P19/02A61P29/00A61P43/00C07D277/06C07K5/02C07K5/06C07K5/078A61K31/425A61K38/05
    • C07K5/06139C07D277/06C07K5/0202C07K5/0205C07K5/021C07K5/06191A61K38/00
    • Tyrosine derivatives of formula (1) are described: ##STR1## in which R is (1) a group R.sup.1 X.sup.1 -- where R.sup.1 is an optionally substituted alkyl or aromatic group, and X.sup.1 is a covalent bond or a --(CH.sub.2).sub.n -- [where n is an integer 1 or 2], --C(O)--, --CH.sub.2 C(O)--, --NHC(O)--, --CH.sub.2 NHC(O)--, or --SO.sub.2 -- group, or (2) a group (Hal.sup.1).sub.3 CSO.sub.2 --, where Hal.sup.1 is a fluorine or chlorine atom;R.sup.2 and R.sup.3, which may be the same or different, is each a hydrogen or halogen atom or an alkyl, alkoxy, hydroxyl or nitro group;Alk is an alkylene chain;m is zero or an integer 1;R.sup.4 is a hydrogen atom or a methyl group;R.sup.5 is a group --(CH.sub.2).sub.p CO.sub.2 R.sup.8 where p is zero or an integer 1 and R.sup.8 is a hydrogen atom or an alkyl group;R.sup.6 is a hydrogen atom or an alkyl group;Y is a sulphur atom or a --S(O).sub.q -- group where q is an integer 1 or 2;X.sup.2 is a --C(O)--, --C(O)O--, --CONH-- or --S(O).sub.2 -- group;R.sup.7 is an optionally substituted alkyl group or an aryl or aralkyl group;and the salts, solvates and hydrates thereof.The compounds are able to inhibit the binding of .alpha..sub.4 integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders.
    • 描述了式(1)的酪氨酸衍生物:其中R是(1)R1X1基团,其中R1是任选取代的烷基或芳族基团,并且X 1是共价键或 - (CH 2)n - [其中n是 整数1或2],-C(O) - , - CH 2 C(O) - , - NHC(O) - , - CH 2 NHC(O) - 或-SO 2 - 基,或(2) 3CSO2-,其中Hal1是氟或氯原子; R 2和R 3可以相同或不同,各自为氢或卤素原子或烷基,烷氧基,羟基或硝基; Alk是亚烷基链; m为零或整数1; R4是氢原子或甲基; R5是 - (CH2)pCO2R8基团,其中p为0或整数1,R8为氢原子或烷基; R6是氢原子或烷基; Y是硫原子或-S(O)q-基,其中q是整数1或2; X2是-C(O) - , - C(O)O-,-CONH-或-S(O)2 - 基团; R7是任选取代的烷基或芳基或芳烷基; 及其盐,溶剂化物和水合物。 这些化合物能够抑制α4整联蛋白与其配体的结合,并且可用于预防和治疗免疫或炎症性疾病。