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Benzoylaminoquinazolinones

  • US 5,084,457 A
  • Filed: 07/23/1990
  • Issued: 01/28/1992
  • Est. Priority Date: 07/23/1990
  • Status: Expired due to Term
First Claim
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1. A compound of the formula:

  • ##STR9## wherein R1 is hydrogen, alkyl(C1 -C3), alkoxy(C1 -C3), trifluoromethyl or halogen;

    R2 (when it exists) is hydrogen, alkyl(C1 -C6), or phenyl;

    ##STR10## R3 (when it exists) is hydrogen or alkyl(C1 -C3);

    R4 is hydrogen, halogen, alkyl(C1 -C3);

    mono-or dialkoxy(C1 -C3) or --CH═

    CH--CH═

    CH--;

    with the proviso that when R1 is hydrogen or methoxy, then R3 and R4 may not both be hydrogen;

    with the further proviso that when R4 is methyl, then R1 and R3 may not both be hydrogen; and

    with the still further proviso that when R1 is a methyl group in the 4-position of the phenyl, then R3 and R4 may not both be hydrogen.

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