Patents Assigned to Nihon Bayer Agrochem K.K.
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Patent number: 5869508Abstract: Novel 1,2,3-benzothiadiazole derivatives of the formula ##STR1## in which Het has the meanings set forth in the specification,and addition products thereof with an acid or metal salt are very effective for the control of undesired microorganisms.Novel intermediates of the formulae ##STR2## in which Het.sup.1 and R.sup.5 have the meanings given in the specification.Type: GrantFiled: July 1, 1997Date of Patent: February 9, 1999Assignee: Nihon Bayer Agrochem K.K.Inventors: Yoshio Kurahashi, Haruko Sawada, Taro Kinbara, Yasuo Araki, Koichi Moriya, Koichi Ishikawa, Asami Motonaga
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Patent number: 5866141Abstract: The following invention introduces a patch preparation for treating plants, whereas the patch preparations comprise a chemical layer composed of at least one agrochemically active compound, at least one adhesive and optionally, one or more additives. The components are dispersed in a matrix state on a substrate which are then introduced on the roots of the plant to be treated.Type: GrantFiled: March 11, 1996Date of Patent: February 2, 1999Assignee: Nihon Bayer Agrochem K.K.Inventors: Kakuji Tojo, Yuzuru Wada, Yuichi Otsu, Kunihiro Isono, Shinzaburo Sone, Katsuhiko Hanaki
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Patent number: 5849767Abstract: Novel chloropyridylcarbonyl derivatives of the formula ##STR1## in which Het is ##STR2## n is 1 or 2, R.sup.1 is hydrogen, optionally substituted C.sub.1-6 alkyl, optionally substituted C.sub.2-6 alkenyl, optionally substituted C.sub.3-6 alkynyl, optionally substituted phenyl or optionally substituted pyrimidinyl, andR.sup.2 and R.sup.3, independently of each other, are hydrogen or C.sub.1-4 alkyl,and acid addition salts and metal salt complexes thereof,are outstandingly active as microbicides.Type: GrantFiled: September 6, 1996Date of Patent: December 15, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Yoshio Kurahashi, Haruko Sawada, Haruhiko Sakuma, Taro Kinbara, Koichi Moriya, Koichi Ishikawa, Asami Motonaga
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Patent number: 5833733Abstract: New agrochemical formulations for application to the water of paddy fields, which formulations compriseA) at least one solid core material having an apparent specific density of less than 1 and a particle diameter within the range from about 300 .mu.m to about 1,400 .mu.m, andB) a coating layer comprisingat least one biologically active compound,at least one substance having the ability to reduce the interfacial tension between water and air,at least one oily substance and,if appropriate, one or more additives,and the use of such agrochemical formulations for applying biologically active compounds to the water of paddy fields.Type: GrantFiled: May 6, 1996Date of Patent: November 10, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Yuzuru Wada, Yasuhiro Kamada, Katsuhiko Hanaki
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Patent number: 5776858Abstract: 1-Azinyl-tetraozolinones of the following formulae (I) and (II): ##STR1## wherein R.sup.1 and R.sup.2 are independently represent alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or optionally substituted phenyl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, may form a 5- or 6-membered heterocyclic ring which may optionally contain a further heteroatom, and said heterocyclic ring may optionally be benzo-condensed and/or be substituted by one or more of C.sub.1-4 alkyl(s), andR.sup.3 is a 6-membered heterocyclic aromatic group consisting of carbon atoms and 2 or 3 nitrogen atoms, which may optionally be substituted by halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, di(C.sub.1-4 alkyl)amino or phenyl.The compounds of the formula (I) exhibit an excellent herbicidal activity and the compounds of the formula (II) are useful as starting materials in the production of the compounds of the formula (I).Type: GrantFiled: October 25, 1996Date of Patent: July 7, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Seishi Ito, Natsuko Minegishi, Tatsuya Yamaoka, Chieko Ueno, Koichi Moriya, Fritz Maurer, Ryo Watanabe
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Patent number: 5767286Abstract: 1,4-Disubstituted-5(4H)-tetrazolinones of the formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 have the meanings given in the specification), which are known to be useful as herbicides, can be obtained in very good yields by reacting the corresponding 1-substituted-5(4H)-tetrazolinones with the corresponding carbamoyl chlorides in the presence of 4-dimethylaminopyridine.Type: GrantFiled: September 23, 1994Date of Patent: June 16, 1998Assignee: Nihon Bayer Agrochem K. K.Inventors: Akihiko Yanagi, Yukiyoshi Watanabe, Shin-ichi Narabu
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Patent number: 5750704Abstract: Compounds of the formula: ##STR1## in which n is 0 or 1;L is halogen, phenylthio or alkoxycarbonyl; andZ is a 5- or 6-membered nitrogen-containing heterocyclic ring containing 1 to 3 hetero atoms selected from O, S and/or N;and the other variables are as defined herein, are useful as insecticides.Type: GrantFiled: June 12, 1996Date of Patent: May 12, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Kozo Shiokawa, Shinichi Tsuboi, Shinzo Kagabu, Koichi Moriya
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Patent number: 5747420Abstract: Novel herbicidal tetrazolinone derivatives of the formula ##STR1## and intermediates therefor of the formula ##STR2## wherein R.sup.1 is alkyl substituted by halogen, andR.sup.2 and R.sup.3 each independently is alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or substituted phenyl, orR.sup.2 and R.sup.3 together with the N-atom to which they are attached, which may form a 5- or 6-membered heterocyclic ring.Type: GrantFiled: November 3, 1995Date of Patent: May 5, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Seishi Ito, Kazuhiro Ukawa, Yukiyoshi Watanabe, Shin-ichi Narabu, Akihiko Yanagi
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Patent number: 5719146Abstract: Insecticidal heterocyclic compounds of the formula ##STR1## wherein A represents a five-membered or six-membered heteroaryl group containing one to three hetero atoms selected from the group consisting of S, O and N, said heteroaryl group being unsubstituted or substituted by a halogen atom or C.sub.1-4 alkyl group, Z represents a three-membered straight chain, each member being selected from the group consisting of CH.sub.2 --, O, S and N--R.sup.2 with at least one of said three members being O, S or N--R.sup.2, E represents CH.sub.2, O, S or N--R.sup.2, wherein R.sup.2 represents a hydrogen atom, a C.sub.1-4 alkyl group, a C.sub.1-4 alkoxy group or the group ##STR2## wherein R.sup.3 represents a hydrogen atom or halogen atom, X represents CH or N, Y represents a nitro group or cyano group, and R.sup.1 represents a hydrogen atom or methyl group.Type: GrantFiled: February 7, 1996Date of Patent: February 17, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Kozo Shiokawa, Shinichi Tsuboi, Koichi Moriya, Yumi Hattori, Ikuro Honda, Katsuhiko Shibuya
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Patent number: 5710278Abstract: Herbicidal tetrazolinone derivatives of the formula: ##STR1## in which R.sup.1 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, andR.sup.2 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally benzofused heterocyclic ring, which is optionally substituted by C.sub.1-4 alkyl,n is 0, 1, 2 or 3, andR.sup.3 each independently is nitro, halogen, alkyl, haloalkyl, alkylthio or phenoxy.Type: GrantFiled: February 19, 1997Date of Patent: January 20, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Koichi Moriya, Fritz Maurer, Seishi Ito, Katsuaki Wada, Kazuhiro Ukawa, Ryo Watanabe, Asami Ito
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Patent number: 5707640Abstract: A poisonous bait for controlling soil-inhabiting pests comprising an active compound for controlling a soil-inhabiting pest and, as excipient, an artificial culture medium for mushrooms or the medium obtained after culture of mushrooms.Type: GrantFiled: December 12, 1996Date of Patent: January 13, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Yuzuru Wada, Shin-ichi Tsuboi, Yuichi Otsu, Kunihiro Isono, Shinzaburo Sone, Takamasa Maki, Katsuhiko Hanaki, Takahisa Abe
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Patent number: 5668087Abstract: Herbicidal 1-alkenyltetrazolinones of the formula: ##STR1## wherein R.sup.1 represents the group: ##STR2## or the group: ##STR3## R.sup.2 and R.sup.3, independently of one another, represent C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl which may optionally be substited by methyl, C.sub.2-4 alkenyl, C.sub.2-5 alkynyl, phenyl which may optionally be substituted or aralkyl which may optionally be substituted, orR.sup.2 and R.sup.3 may optionally form, together with the N-atom to which they are bonded, a heterocyclic ring which may optionally be substituted, and novel intermediates therefor.Type: GrantFiled: March 15, 1996Date of Patent: September 16, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Yoshinori Kitagawa, Seishi Ito, Katsuhiko Shibuya, Kazuhiro Ukawa, Yoshiko Kyo, Natsuko Minegishi
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Patent number: 5661164Abstract: Combating termites with a composition comprising(a) at least one compound of the formula ##STR1## wherein, R denotes a hydrogen atom, acyl, alkyl or optionally substituted heteroarylalkyl,A denotes a hydrogen atom, alkyl or a bivalent group which binds to B,D denotes alkyl, --S--R.sup.1, ##STR2## or bivalent group or atom which binds to A. wherein R.sup.1 or R.sup.2 each independently denotes a hydrogen atom, acyl, alkyl or optionally substituted heteroarylalkyl.Y denotes .dbd.N-- or ##STR3## wherein T.sup.1 denotes a hydrogen atom or optionally substituted alkyl, andX denotes an electron attracting group,and(b) a pyrethoid compound.Type: GrantFiled: September 22, 1995Date of Patent: August 26, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Yuichi Otsu, Shinzaburo Sone
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Patent number: 5654257Abstract: 1-cycloalkenyltetrazolinone derivatives of the following herbicidal formula ##STR1## R.sup.1 is cycloalkenyl which may optionally be substituted by halogen C.sub.1-4 alkyl, or bicycloalkenyl which may optionally be substituted by halogen or C.sub.1-4 alkyl, andR.sup.2 and R.sup.3 each independently is alkyl, cycloalkyl, phenyl (optionally substituted by a member selected from the group consisting of nitro, cyano, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy and alkylthio), alkenyl and alkynyl,orR.sup.2 and R.sup.3 together with the N-atom to which they are bonded form, a 5- or 6-membered heterocyclic ring which may optionally contain a further hetero atom, said heterocyclic ring optionally being benzo-condensed, or a C-.sub.Type: GrantFiled: February 15, 1996Date of Patent: August 5, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Yoshinori Kitagawa, Seishi Ito, Katsuhiko Shibuya, Tatsuya Yamaoka, Chieko Ueno, Yoshiko Kyo
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Patent number: 5652198Abstract: Selective herbicidal tetrazolinones of the formula ##STR1## wherein X is hydrogen or halogen,Y is hydrogen or C.sub.1-4 alkyl,R.sup.1 is C.sub.1-4 alkyl, andR.sup.2 is cycloheptyl or cyclooctyl.and synergistic mixtures thereof.Type: GrantFiled: March 6, 1996Date of Patent: July 29, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Seishi Ito, Yukiyoshi Watanabe, Shin-ichi Narabu, Akihiko Yanagi
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Patent number: 5650374Abstract: Herbicidal 1-cyclopropyl tetrazolinones of the formula ##STR1## wherein X represents C.sub.1-3 alkyl, C.sub.2-4 alkenyl or halogen,n represents 0 to 5,R.sup.1 and R.sup.2 each independently represents C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.3-7 cycloalkyl which may optionally be substituted by C.sub.1-3 alkyl, epoxy-C.sub.3-5 alkan-1-yl, phenyl which may optionally be substituted, or aralkyl which may optionally be substituted, orR.sup.1 and R.sup.2 together with the N-atom to which they are attached, represent a cyclic ring which may be substituted, and some novel intermediates therefor.Type: GrantFiled: November 7, 1995Date of Patent: July 22, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Yoshinori Kitagawa, Seishi Ito, Katsuhiko Shibuya, Kazuhiro Ukawa, Yoshiko Kyo
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Patent number: 5641725Abstract: A herbicide for paddy field comprising sulphonylaminophenyluracil derivative as an active ingredient which is represented by the formula (I): ##STR1## wherein R.sup.1 represents hydrogen or methyl,R.sup.2 represents C.sub.1-5 alkyl, fluro-substituted C.sub.1-2 alkyl or C.sup.3-6 cycloalkyl,optionally applied in combination with another herbicide.Type: GrantFiled: November 27, 1995Date of Patent: June 24, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Seishi Ito, Chieko Ueno, Tatsuya Yamaoka, Kazuhiro Ukawa, Natsuko Minegishi
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Patent number: 5641727Abstract: Herbicidal tetrazolinone derivatives of the formula: ##STR1## in which R.sup.1 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, andR.sup.2 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally benzofused heterocyclic ring, which is optionally substituted by C.sub.1-4 alkyl,n is 0, 1, 2 or 3, andR.sup.3 each independently is nitro, halogen, alkyl, haloalkyl, alkylthio or phenoxy.Type: GrantFiled: July 6, 1995Date of Patent: June 24, 1997Assignee: Nihon Bayer Agrochem K.K.Inventors: Toshio Goto, Koichi Moriya, Fritz Maurer, Seishi Ito, Katsuaki Wada, Kazuhiro Ukawa, Ryo Watanabe, Asami Ito
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Patent number: 5633387Type: GrantFiled: April 10, 1996Date of Patent: May 27, 1997Assignee: Nihon Bayer Agrochem K.K.Inventor: Fritz Maurer
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Patent number: RE35811Abstract: Insecticidal novel nitro compounds of the formula ##STR1## in which R.sup.1 and R.sup.2 are hydrogen or C.sub.1-4 alkyl, R.sup.3 is --S--R.sup.4 or ##STR2## in which R.sup.4 is C.sub.1-4 alkyl, R.sup.5 and R.sup.6 are hydrogen or C.sub.1-4 alkyl,Y is CH or N, andZ is a five- or six-membered heterocyclic group having at least one nitrogen atom which may be substituted by halogen or C.sub.1-4 alkyl, provided that where Y is CH,then R.sup.1 is C.sub.1-4 alkyl.Type: GrantFiled: October 3, 1995Date of Patent: May 26, 1998Assignee: Nihon Bayer Agrochem K.K.Inventors: Kozo Shiokawa, Shinichi Tsuboi, Koichi Moriya, Yumi Hattori, Ikuro Honda, Katsuhiko Shibuya