Triazolopyrimidine derivatives
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United States of America Patent
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May 26, 1998
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N/A
app pub date -
Apr 22, 1997
filing date -
Mar 4, 1993
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Expired
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Abstract
This invention relates to certain triazolopyrimidine derivatives of the general formula ##STR1## in which R.sup.1 represents an optionally substituted alkyl, alkenyl, alkynyl, alkadienyl, cycloalkyl, bicycloalkyl or heterocyclyl group; R.sup.2 represents a hydrogen atom or an alkyl group; or R.sup.1 and R.sup.2 together with the interjacent nitrogen atom represent an optionally substituted cycloalkyl or heterocyclic ring; R.sup.3 represents an optionally substituted cycloalkyl or heterocyclyl group; and R.sup.4 represents a hydrogen or halogen atom or a group --NR.sup.5 R.sup.6 where R.sup.5 represents a hydrogen atom or an amino, alkyl, cycloalkyl or bicycloalkyl group and R.sup.6 represents a hydrogen atom or an alkyl group; processes for their preparation; compositions containing such compounds and their use as fungicides.
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