Aromatic nitrogen-containing 6-membered cyclic compounds

  • US 6,656,935 B2
  • Filed: 08/10/2001
  • Issued: 12/02/2003
  • Est. Priority Date: 09/16/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. An aromatic nitrogen-containing 6-membered cyclic compound of the formula (I):

  • embedded imagewherein Ring A is a substituted or unsubstituted nitrogen-containing heterocyclic group;

    R1 is a substituted or unsubstituted lower alkyl group, a group of the formula;



    NH—

    Q—

    R3 (in which R3 is a substituted or unsubstituted nitrogen containing heterocyclic group, and Q is a lower alkylene group or a single bond), or a group of the formula;



    NH—

    R4 (in which R4 is a substituted or unsubstituted cycloalkyl group);

    R2 is a substituted or unsubstituted aryl group;

    Z is a group of the formula;



    CH—

    , and Y is a group of the formula;



    N—

    , or a pharmaceutically acceptable salt thereof.

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