Substituted Benzopyran Derivatives For The Treatment


A class of benzopyran, derivatives is described for use in treating cyclooxygenase-2 mediated disorders. Compounds of particular interest are defined by Formula I'wherein X, A<1>, A<2>, A<3>, A<4>, R, R'', R<1 >and R<2 >are as described in the specification.

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Document History
  • Publication: Oct 19, 2004
  • Application: Feb 2, 2000
    US US 49669500 A
  • Priority: Feb 2, 2000
    US US 49669500 A
  • Priority: Apr 17, 1998
    US US 6253798 A
  • Priority: Apr 21, 1997
    US US 4448597 P

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