United States Patent (19) 11 Patent Number: 5,034,393 Hackler Et Al
United States Patent (19) 11 Patent Number: 5,034,393 Hackler et al. (45) Date of Patent: Jul. 23, 1991 54 FUNGICIDALUSE OF OTHER PUBLICATIONS PYRIDOPYRIMIDINE, PTERIDINE, PYRIMIDOPYRIMIDINE, Sankyo Co., Chemical Abstracts, vol. 94: 1068f and PYRIMIDOPYRIDAZINE, AND attached 10th collected index, p. 46420CS. PYRIMIDO-1,2,4-TRIAZINE DERIVATIVES E. C. Taylor et al., 82 J.A.C.S. 5711-5718 (1960). S. Nishikawa et al., 50 Agric. Biol. Chem., 2243-2249 75) Inventors: Ronald E. Hackler, Indianapolis; (1986). Glen P. Jourdan, Morristown, both S. Nishikawa et al., 50 Agric. Biol. Chenn., 495-497 of Ind. (1986). H. Iwamura et al., 28 J. Med. Chem, 577-583 (1985). Derwent Abst. 86-001 168/01 (1986) abstracting EP (73) Assignee: Dowelanco, Indianapolis, Ind. 165,572A. Derwent Abst. 80-70448C/40 (1980) abstracting JP (21) Appl. No.: 385,840 55108806. (22 Filed: Jul. 27, 1989 Primary Examiner-Mukund J. Shah Assistant Examiner-M. V. Grumbling 51) Int. Cl. ............................................. A01N 43/90 Attorney, Agent, or Firm-Donald R. Stuart 52 U.S. Cl. .................................... 514/258; 514/249; 57 ABSTRACT 514/248; 514/63; 514/278; 544/257; 544/258; Fungicidal compositions contain as active ingredient a 544/256; 544/238; 544/279 4-substituted-pyrido3,2-dipyrimidine, -pyrido4,3- (58) Field of Search ................. 514/249, 258, 248, 63, d)pyrimidine, -pyrido3,4-dpyrimidine, pyrido 2,3- 514/278; 546/345; 544/257, 258, 256, 238,279 dlpyrimidine, -pteridine, -pyrimido-4,5-d)pyrimidine, -pyrimido-4,5-cpyridazine, -pyrimido5,4-d)pyrimi (56) References Cited dine, -pyrimido5,4-c)pyridazine, pyrimido-4,5- U.S.
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