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Pharmaceutically active 3-(1,2,5,6-tetrahydropyridyl)-pyrrolopyridines

  • US 5,051,412 A
  • Filed: 09/17/1990
  • Issued: 09/24/1991
  • Est. Priority Date: 01/20/1989
  • Status: Expired due to Term
First Claim
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1. A compound of the formula ##STR5## wherein one of A, B, D and E is N and the remaining three atoms are C;

  • R1 and R2 are independently selected from hydrogen and C1 to C6 alkyl; and

    R3, R4, R5 and R6 are independently selected from hydrogen, halogen, hydroxy, C1 -C6 alkyl, C1 -C8 alkoxy, phenyl-C1 -C6 alkoxy, phenoxy, --NR7 R8 wherein R7 and are independently selected from hydrogen, C1 -C6 alkyl, C1 -C6 alkanoyl, and COOR9 wherein R9 is hydrogen or C1 -C6 alkyl, cyano, COOR10 wherein R10 is hydrogen or C1 -C6 alkyl, and CONR11 R12 where R10 and R11 are independently selected from hydrogen and C1 -C6 alkyl and the pharmaceutically acceptable salts thereof.

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