The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 14, 1997
Filed:
Mar. 28, 1995
Klaus-Jurgen Pees, Mainz, DE;
Guido Albert, Hackenheim, DE;
American Cyanamid Company, Madison, NJ (US);
Abstract
This invention relates to certain triazolopyrimidine derivatives of formula I ##STR1## wherein R.sub.1 represents an optionally substituted alkyl, alkenyl, alkynyl, alkadienyl, cycloalkyl, bicycloalkyl or heterocyclyl group; R.sub.2 represents a hydrogen atom or an alkyl group; or R.sub.1 and R.sub.2 together with the interjacent nitrogen atom represent an optionally substituted heterocyclic ring; R.sub.3 represents an optionally substituted aryl group; and R.sub.4 represents a hydrogen or halogen atom or a group --NR.sub.5 R.sub.6 where R.sub.5 represents a hydrogen atom or an amino, alkyl, cycloalkyl or bicycloalkyl group and R.sub.6 represents a hydrogen atom or an alkyl group; processes for their preparation; compositions containing such compounds and their use as fungicides.