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Use of derivatives of tetrahydro-beta-carbolines as antimetastatic agents

  • US 6,069,150 A
  • Filed: 11/12/1998
  • Issued: 05/30/2000
  • Est. Priority Date: 04/04/1996
  • Status: Expired due to Fees
First Claim
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1. A method for inhibiting metallo-proteinase activity, comprising administering a compound selected from the group consisting of formula (I), enantiomers, racemates, diastereoisomers, salts, and pharmaceutically acceptable acids and bases thereof, to a patient in need of such inhibition ##STR2## wherein:

  • R is selected from the group consisting of hydrogen, linear or branched (C1 -C5) alkyl, phenyl which is unsubstituted or substituted with a (C1 -C5) alkoxy group, and --(CH2)n --COOH, wherein n is an integer from 1 to 3;

    R1 is hydrogen or a --COOR4 group, wherein R4 is hydrogen or (C1 -C5) alkyl;

    R2 is hydrogen or a --COOR4 group, wherein R4 is hydrogen or (C1 -C5) alkyl;

    R3 is selected from the group consisting of hydrogen, halogen, (C1 -C4) alkoxy and benzyloxy.

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