Patents by Inventor Hans-Joachim Diehr
Hans-Joachim Diehr has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 4666505Abstract: The invention relates to new 1-(2-oxyaminosulphonylphenylsulphonyl)-3-heteroaryl-ureas of the general formula (I) ##STR1## in which R.sup.1 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aralkyl and aryl,R.sup.2 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl and aralkyl andR.sup.Type: GrantFiled: August 23, 1985Date of Patent: May 19, 1987Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Uwe Priesnitz, Hans-Jochem Riebel, Wolfgang Roy, Hans-Joachim Santel, Robert R. Schmidt
-
Patent number: 4659364Abstract: Herbicidally active novel 1-(2-oxyaminosulphonylphenylsulphonyl)-3-heteroaryl-iso (thio)-ureas of the formula ##STR1## in which R is optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl-alkyl, cycloalkyl, aralkyl, aryl or heteryl,R.sup.1 is optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkyl-alkyl, aralkyl or aryl,R.sup.2 is hydrogen, or optionally substituted alkyl, alkenyl, alkinyl or aralkyl,R.sup.3 is an optionally substituted and/or optionally fused 6-membered aromatic heterocycle which contains at least one nitrogen atom, andQ is oxygen or sulphur,or strong acid-adducts thereof.Type: GrantFiled: August 23, 1985Date of Patent: April 21, 1987Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Uwe Priesnitz, Hans-Jochim Riebel, Wolfgang Roy, Hans-Joachim Santel, Robert R. Schmidt
-
Patent number: 4658027Abstract: A process for the preparation of a 1-(2-oxyaminosulphonyl-phenylsulphonyl)-urea of the formula ##STR1## in which R.sup.1 is an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aralkyl and aryl,R.sup.2 is hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl and aralkyl, andR.sup.3 is an optionally substituted and/or optionally fused six-membered aromatic heterocyclic radical containing at least one nitrogen atom,comprising reacting water with a benzodisultam of the formula ##STR2## at a temperature between 0.degree. C. and 100.degree. C. The products are herbicidally active.Type: GrantFiled: August 23, 1985Date of Patent: April 14, 1987Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Uwe Priesnitz, Hans-Jochem Riebel, Wolfgang Roy
-
Patent number: 4647665Abstract: A process for the preparation of a sulphonyliso(thio)urea of the formula ##STR1## in which R.sup.1 represents an optionally substituted radical from the group consisting of alkyl, aralkyl, aryl and heteroaryl,R.sup.2 represents an optionally substituted and/or optionally fused, six-membered aromatic heterocycle containing at least one nitrogen atom,R.sup.3 represents an optionally substituted radical from the group consisting of alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkyl-alkyl and aralkyl, andQ represents oxygen or sulphur,comprising reacting a sulphonylguanidine of the formula ##STR2## in which R.sup.4 represents an optionally substituted hydrocarbon radical,with a compound of the formulaH--Q--R.sup.3at a temperature between 0.degree. C. and 150.degree. C. The products are known herbicides.Type: GrantFiled: August 23, 1985Date of Patent: March 3, 1987Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Uwe Priesnitz, Hans-Jochem Riebel, Wolfgang Roy
-
Patent number: 4645528Abstract: The invention relates to novel benzolactamsultams of the general formula (I) ##STR1## in which R.sup.1 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkylalkyl, aralkyl and aryl,R.sup.2 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl and aralkyl andR.sup.3 represents the radical ##STR2## wherein R.sup.4 represents hydrogen, hydroxy, halogen or an optionally substituted radical from the series comprising alkyl, alkoxy and alkylthio,R.sup.5 represents hydrogen, halogen, cyano, formyl or an optionally substituted radical from the series comprising alkyl, alkylcarbonyl and alkoxycarbonyl andR.sup.6 represents hydrogen, amino or an optionally substituted radical from the series comprising alkyl, alkoxy, alkylamino and dialkylamino,with the proviso that R.sup.4 and R.sup.6 do not simultaneously represent methyl,a process for their preparation and their use as herbicides.Type: GrantFiled: August 23, 1985Date of Patent: February 24, 1987Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Christa Fest, Rolf Kirsten, Joachim Kluth, Klaus-Helmut Muller, Theodor Pfister, Uwe Priesnitz, Hans-Jochem Riebel, Wolfgang Roy, Hans-Joachim Santel, Robert R. Schmidt
-
Patent number: 4540430Abstract: A substituted 3-trichloromethyl-1,2,4-thiadiazol-5-yl-oxyacetamide of the formula ##STR1## in which R.sup.1 and R.sup.2 are identical or different and individually represent optionally substituted alkyl, alkenyl, alkinyl, alkoxy, aralkyl, cycloalkyl, cycloalkenyl, aryl or a nitrogen-containing heterocyclic radical, or, together with the nitrogen atom to which they are bonded, form an optionally substituted, optionally partially unsaturated and optionally benzo-fused monocyclic or bicyclic structure which optionally contains further heteroatoms,which possesses herbicidal activity.Type: GrantFiled: July 18, 1983Date of Patent: September 10, 1985Assignee: Bayer AktiengesellschaftInventors: Heinz Forster, Hans-Joachim Diehr, Jorg Stetter, Ludwig Eue, Robert R. Schmidt
-
Patent number: 4455428Abstract: A process for the preparation of a hetaryloxyacetamide of the formula ##STR1## in which R.sup.1 is an optionally substituted oxazole, thiazole or tetrazole radical,comprising reacting a hydroxyacetamide of the formula ##STR2## with a halogeno-hetarene of the formulaR.sup.1 --Halin whichHal represents a fluorine, chlorine, bromine or iodine atom,in the presence of solid, anhydrous potassium hydroxide and in the presence of an aprotic diluent at a temperature between about -50.degree. and +50.degree. C.Type: GrantFiled: November 18, 1982Date of Patent: June 19, 1984Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Uwe Priesnitz
-
Patent number: 4424168Abstract: A process for the preparation of a known pesticidal .alpha.-cyano-3-phenoxy-benzyl 3-alkenyl-2,2-dimethyl-cyclopropanecarboxylate of the general formula ##STR1## in which R.sup.1 and R.sup.2 independently of each other represent a hydrogen or halogen atom,R.sup.3 represents a hydrogen or halogen atom or an optionally substituted alkyl group, andR.sup.4 represents a halogen atom, an optionally substituted alkyl or alkenyl radical or an optionally substituted phenyl group, or, together with R.sup.3, represents an alkanediyl (alkylene) radical,comprises reacting a 3-alkenyl-2,2-dimethyl-cyclopropanecarboxylic acid-chloride of the general formula ##STR2## with a 3-phenoxy-benzaldehyde of the general formula ##STR3## --or an adduct thereof with an alkali metal bisulphite (hydrogen sulphite or pyrosulphite)--and an alkali metal cyanide, using an alkyl ester of a C.sub.1 to C.sub.Type: GrantFiled: September 13, 1982Date of Patent: January 3, 1984Assignee: Bayer AktiengesellschaftInventors: Reimer Co/ lln, Bernd Gallenkamp, Hans-Joachim Diehr
-
Patent number: 4337359Abstract: A process for the preparation of a dimethyl polysulphide of the formulaCH.sub.3 --S.sub.x --CH.sub.3in whichx is at least 1, comprising reacting a polysulphide of the formulaM.sub.y S.sub.xin whichM represents an alkali metal atom or alkaline earth metal atom, andy is 1 or 2, with O,O,O-trimethyl thiophosphate of the formula(CH.sub.3 O).sub.3 P.dbd.S.Type: GrantFiled: March 30, 1981Date of Patent: June 29, 1982Assignee: Bayer AktiengesellschaftInventors: Hermann Arold, Siegbert Humburger, Hans-Joachim Diehr, Helmut Porkert
-
Patent number: 4334073Abstract: Process for the preparation of an alpha-hydroxycarboxylic acid amide compound of the formula ##STR1## wherein R.sup.1 is hydrogen or alkyl; andR.sup.2 and R.sup.3 are individually selected from hydrogen, alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl or aryl, each of which may be optionally substituted, or a nitrogen-containing heterocyclic radical; orR.sup.2 and R.sup.3, together with the nitrogen atom to which they are bonded, represent an optionally benzo-fused monocyclic or bicyclic ring, which ring may be substituted and may be partially unsaturated,which process comprises reacting in a first stage an alpha-halocarboxylic acid amide of the formula ##STR2## wherein R.sup.1, R.sup.2 and R.sup.3 are identified as above; andHal is chlorine or bromine,with an alkali metal acetate or alkaline earth metal acetate in the presence of a quaternary ammonium salt at a temperature between 20.degree. and 200.degree. C.Type: GrantFiled: December 1, 1980Date of Patent: June 8, 1982Assignee: Bayer AktiengesellschaftInventor: Hans-Joachim Diehr
-
Patent number: 4266082Abstract: A process for the preparation of 4-fluoro-3-phenoxy-toluene of the formula ##STR1## comprising reacting 3-bromo-4-fluoro-toluene, of the formula ##STR2## with potassium phenolate, or with sodium phenolate in the presence of a potassium salt, in a diluent in the presence of copper as catalyst at a temperature between about 120.degree. and 180.degree. C.Type: GrantFiled: August 17, 1979Date of Patent: May 5, 1981Assignee: Bayer AktiengesellschaftInventors: Reimer Collin, Hans-Joachim Diehr, Uwe Friesnitz
-
Patent number: 4124545Abstract: Novel compounds which upon heating are converted into the corresponding phenol which is a catalyst for the trimerization of compounds having isocyanato groups to form isocyanurates have the formula: ##STR1## in which N REPRESENTS AN INTEGER OF FROM 1 TO 4A represents an aromatic hydrocarbon group obtained by removing the NCO group from a monomeric aromatic monoisocyanate containing 6 - 14 carbon atoms,R.sub.1 and R.sub.2 may be the same or different and represent a C.sub.1 to C.sub.6 alkyl group or a polymethylene chain containing 4 to 8 carbon atoms which together with the nitrogen atom form a heterocyclic ring,R.sub.3 may be hydrogen, chlorine, bromine or a C.sub.1 - C.sub.18 -alkyl group.Type: GrantFiled: June 22, 1977Date of Patent: November 7, 1978Assignee: Bayer AktiengesellschaftInventors: Jurgen Hocker, Hans-Joachim Diehr, Rudolf Merten
-
Patent number: 4082822Abstract: A process for the preparation of a dithiophosphoric acid ester dihalide of the formula ##STR1## in which X is chlorine, bromine, fluorine or iodine, andR is an alkyl radical with up to 15 carbon atoms optionally substituted by halogen, by alkoxy or by alkylthio, a cycloaliphatic radical with 5 or 6 ring members, an aralkyl radical with 7 to 15 carbon atoms or an aryl or heterocyclic radical,Comprising reacting a thiol compound of the formulaR--SHwith a thiophosphoryl halide of the formulaPSX.sub.3in the presence of a catalyst selected from the group consisting of a metal, an anhydrous metal halide, a Lewis acid, a nitrogen-alkylated lactam or an N,N-disubstituted carboxylic acid amide or phosphoric acid amide at a temperature of about 0.degree. to 170.degree. C.Type: GrantFiled: July 12, 1976Date of Patent: April 4, 1978Assignee: Bayer AktiengesellschaftInventors: Hans-Joachim Diehr, Hermann Arold
-
Patent number: 3985789Abstract: Novel compounds which upon heating are converted into the corresponding phenol which is a catalyst for the trimerization of compounds having isocyanato groups to form isocyanurates have the formula: ##SPC1##In whichn represents an integer of from 1 to 4A represents an aromatic hydrocarbon group obtained by removing the NCO group from a monomeric aromatic monoisocyanate containing 6 - 14 carbon atoms,R.sub.1 and R.sub.2 may be the same or different and represent a C.sub.1 to C.sub.6 alkyl group or a polymethylene chain containing 4 to 8 carbon atoms which together with a nitrogen atom form a heterocyclic ring,R.sub.3 may be hydrogen, chlorine, bromine or a C.sub.1 - C.sub.18 -alkyl group.Type: GrantFiled: May 22, 1974Date of Patent: October 12, 1976Assignee: Bayer AktiengesellschaftInventors: Jurgen Hocker, Hans-Joachim Diehr, Rudolf Merten