Polyoxy Patents (Class 568/586)
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Patent number: 4487975Abstract: Phenols, including the polyhydric phenols, are selectively monoetherified with an alkyl or alkenyl carboxylate, or admixture of compounds adapted to in situ form such carboxylate, in the presence of a salt of a carboxylic acid.Type: GrantFiled: August 11, 1982Date of Patent: December 11, 1984Assignee: Rhone-Poulenc IndustriesInventor: Serge Ratton
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Patent number: 4482736Abstract: Herbicidally active compounds of the formula ##STR1## in which R.sup.1 represents a hydrogen or chlorine atom,R.sup.2 represents a hydrogen atom, a cyano group, an optionally substituted radical selected from alkyl, aryl, alkanoyl, benzoyl, alkoxycarbonyl, alkenoxycarbonyl, alkinoxycarbonyl, aralkoxycarbonyl and aryloxycarbonyl, or a radical of the general formula--COOM,in whichM represents a hydrogen atom, one equivalent of an alkali metal ion or alkaline earth metal ion or optionally substituted ammonium, andR.sup.3 represents a cyano group or a radical of the general formula ##STR2## wherein Y represents an oxygen or sulphur atom or an imino (NH) or alkylimino (Nalkyl) group,R.sup.4 and R.sup.5 independently of each other represent a hydrogen atom or a methyl group,n is 0 or 1 andZ represents an optionally substituted radical,Novel intermediates therefor are also shown.Type: GrantFiled: July 14, 1983Date of Patent: November 13, 1984Assignee: Bayer AktiengesellschaftInventors: Heinz Forster, Ludwig Eue, Robert Schmidt
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Patent number: 4469893Abstract: Diphenyl esters of the formula ##STR1## wherein R is hydrogen, carboxy, carboxylate salt or ester, formyl, cyano, alkyl, alkoxy, chloro, bromo, or N, N-dialkyl amino, are prepared by reacting a chloro-fluoro-benzotrifluoride with a nitro-phenoxide of the formula ##STR2## where R is defined above, and M is a cation of an alkali metal or an alkaline earth metal.Type: GrantFiled: March 22, 1982Date of Patent: September 4, 1984Assignee: Occidental Chemical CorporationInventors: David Y. Tang, Byron R. Cotter, Frederick J. Goetz
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Patent number: 4417919Abstract: The invention relates to novel 3-haloalkoxy-4-nitro-2'-chloro-4'-trifluoromethyl-diphenyl ethers with herbicidal properties. These compounds have good selectivity in different crops of useful plants, e.g. cereals, rice, cotton and, in particular, soybeans and maize. The novel compounds have the formula I ##STR1## wherein R is difluoromethyl or 2-chloro-1,1,2-trifluoroethyl.Type: GrantFiled: February 10, 1982Date of Patent: November 29, 1983Assignee: Ciba-Geigy CorporationInventor: Otto Rohr
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Patent number: 4413132Abstract: Novel antibacterially-active compound, 1,2,8,8a-cyclopropa[c]-benzo[1,2-b:-4,3-b']dipyrol-4(5H)-one, prepared by a novel chemical process. This compound, as well as antibacterially-active intermediates, can be used to eradicate or control susceptible bacteria, for example, B. subtilis, K. pneumonia, S. lutea, S. aureus, and M. avium.Type: GrantFiled: February 8, 1982Date of Patent: November 1, 1983Assignee: The Upjohn CompanyInventor: Wendell Wierenga
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Patent number: 4399075Abstract: Phenoxytoluene derivative is chlorinated in a very high yield and selectivity in the presence of nitrogen-, sulfur-, phosphorus- or oxygen-containing compound which is capable of forming a charge-transfer complex with chlorine, chlorine radical or organic halogen compound, together with radical initiator and organic halogen compound.Type: GrantFiled: June 25, 1981Date of Patent: August 16, 1983Assignee: Asahi Chemical Company, LimitedInventors: Zenichi Yoshida, Susumu Kato, Takuya Fujiki, Yasuhiro Amemiya
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Patent number: 4377712Abstract: A process for the preparation of meta-substituted diaryl ethers comprises reacting an ortho-haloaryl compound with a phenol compound in a non-aqueous medium in the presence of an alkaline metal base. In a specific embodiment m-phenoxytoluene is prepared by reacting orthochlorotoluene with phenol in the presence of an alkaline metal hydroxide in a substantially non-aqueous liquid medium.Type: GrantFiled: February 23, 1981Date of Patent: March 22, 1983Assignee: Occidental Chemical CorporationInventors: Arthur M. Foster, James J. Maul
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Patent number: 4376868Abstract: Cresylic acid ethoxylation is catalyzed by basic compounds and salts of alkaline earth metals. Ethoxylates from such reactions have narrow ethylene oxide distributions, lower pour points and lower by-products as compared to alkali base catalyzed ethoxylation. Suitable catalysts include strontium-containing and barium-containing materials. The catalyst also includes co-catalyst combinations using these materials with one or more promoters including polyols, amines, amides, carboxylic acids and phenols. The co-catalyst combinations can be preformed prior to introduction into the reaction mixture.Type: GrantFiled: February 14, 1980Date of Patent: March 15, 1983Assignee: Conoco Inc.Inventors: Gerald L. Nield, Kang Yang, Paul H. Washecheck
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Patent number: 4371370Abstract: This invention is directed to bis-(2,4-diaminophenoxy)-alkanols and salts thereof and to compositions of the developer-coupler type for the dyeing of hair, consisting essentially of bis-(2,4-diaminophenoxy)-alkanols or salts thereof as coupling components and, as developer components, the conventional components used in oxidation dyes.Type: GrantFiled: March 4, 1981Date of Patent: February 1, 1983Assignee: Henkel Kommanditgesellschaft auf AktienInventors: David Rose, Hinrich Moller, Norbert Maak
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Patent number: 4361494Abstract: New anisotropic compounds suitable for use in LC-display devices are disclosed and claimed. The new compounds are cyclohexyl cyclohexylmethyl ethers of formula (1): ##STR1## in which X and Y are respectively hydrogen, alkyl group with 1 to 12 C-atoms, alkoxy group with 1 to 12 C-atoms, monoalkylamino group with 1 to 12 C-atoms, nitrile group, nitro group, halogen, or cyclic radical of formula (1a) or (1b): ##STR2## in which R.sup.1 and R.sup.2 represent hydrogen alkyl group with 1 to 12 C-atoms, alkoxy group with 1 to 12 C-atoms, monoalkylamino group with 1 to 12 C-atoms, nitrile group, nitro group or halogen, and Z.sup.1 and Z.sup.2 represent simple covalent bonds or grounds of the formulas --COO--, --OOC--, --CH.sub.2 O-- or --OCH.sub.2, with the requirement that only one of the groups X, Y can be a cyclicradical or formula (1a) or (1b). Also disclosed and claimed are LC-mixtures containing these compounds and methods for their synthesis.Type: GrantFiled: December 17, 1980Date of Patent: November 30, 1982Assignee: BBC Brown, Boveri, & Company, LimitedInventors: Maged A. Osman, Laszlo Revesz
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Patent number: 4349487Abstract: Phenolic compounds are etherified by contacting at elevated temperature with a mixture of methyl trichloroacetate and either a primary alkyl halide or an aromatic halide containing strongly electron-withdrawing groups in the presence of an initiator.Type: GrantFiled: August 24, 1981Date of Patent: September 14, 1982Assignee: The Dow Chemical CompanyInventors: James M. Renga, Pen-Chung Wang
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Patent number: 4346242Abstract: Methods for the preparation of substituted meta-phenylalkoxynitrobenzenes and their use as starting materials for the synthesis of herbicidal meta-phenylalkoxyphenylurea.Type: GrantFiled: June 5, 1980Date of Patent: August 24, 1982Assignee: American Cyanamid CompanyInventor: David M. Spatz
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Patent number: 4339612Abstract: 3,3-Dimethyl-1-phenoxy-butan-2-ols of the formula ##STR1## in which Y is a halogen atom, an optionally substituted phenyl radical, an optionally substituted phenoxy radical or a nitro, cyano, alkyl, alkoxy, alkoxycarbonyl or cycloalkyl radical, and n is 0, 1, 2 or 3,exhibit plant growth stimulating properties and are also useful in the synthesis of known fungicides. They are produced from tert-butyloxirane and the corresponding phenols.Type: GrantFiled: February 13, 1981Date of Patent: July 13, 1982Assignee: Bayer AktiengesellschaftInventors: Eckart Kranz, Peter Siegle
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Patent number: 4322442Abstract: 1-Halo-1-propyn-3-ols of the formula ##STR1## in which R is optionally substituted phenyl, pyridyl, furyl, thienyl or pyrazolyl,R' is optionally substituted phenyl, andX is halogen,which possess fungicidal properties.Type: GrantFiled: September 8, 1980Date of Patent: March 30, 1982Assignee: Bayer AktiengesellschaftInventors: Gerhard Jager, Erich Klauke, Wilhelm Brandes, Paul-Ernst Frohberger
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Patent number: 4306900Abstract: Compounds of the formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a trihalomethyl group, an alkyl group, or a cyano group;Y is a hydrogen atom or a halogen atom;R is CHOHR' or COR'; andR' is hydrogen or (C.sub.1 -C.sub.4)alkyl;and compositions containing these compounds which exhibit herbicidal activity.Type: GrantFiled: August 29, 1980Date of Patent: December 22, 1981Assignee: Rohm and Haas CompanyInventors: Colin Swithenbank, Ted Fujimoto
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Patent number: 4307111Abstract: Triphenylalkene derivatives of the formula: ##STR1## wherein R.sup.1 is alkenyl, cycloalkenyl, cycloalkenylalkyl, halogenoalkenyl, hydroxyalkyl, dihydroxyalkyl, hydroxycycloalkyl, dihydroxycycloalkyl, hydroxycycloalkylalkyl, epoxyalkyl, alkoxyalkyl or alkylthioalkyl each of up to 10 carbon atoms, wherein R.sup.2 is alkyl of up to 6 carbon atoms, halogen or nitro and wherein ring A may optionally bear a halogen substituent or an alkoxy substituent of up to 4 carbon atoms. These compounds possess antioestrogenic activity and are useful in the treatment of anovulatory infertility and of breast tumours. Representative of the compounds is 1-p-allyloxyphenyl-trans-1,2-diphenylbut-2-ene. There are also disclosed processes for the manufacture of the compounds and pharmaceutical compositions containing them.Type: GrantFiled: April 29, 1980Date of Patent: December 22, 1981Assignee: Imperial Chemical Industries LimitedInventor: Graham C. Crawley
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Patent number: 4289777Abstract: Quinolonecarboxylic acid derivatives of the formula ##STR1## wherein the grouping ##STR2## is independently in the 6-, 7- or 8-position of each of the quinolone residues;m and n independently are each 1-4;R.sub.1 is hydrogen or alkyl of 1-6 carbon atoms;R.sub.2 is hyrogen, alkanoyl of 1-8 carbon atoms or benzoyl; andX is hydrogen, alkyl of 1-6 carbon atoms or the cation of a base which produces a physiologically acceptable salt with the quinolonecarboxylic acid,have valuable pharmacological properties.Type: GrantFiled: December 27, 1979Date of Patent: September 15, 1981Assignee: Schering, AktiengesellschaftInventors: Rudolf Albrecht, Eberhard Schroder, Irmgard Bottcher
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Patent number: 4287125Abstract: Benzenoid ethers/thioethers are prepared by reacting an activated halobenzene with an anionic reactant, RA.sup.- M.sup.+, in the presence of at least one tertiary amine sequestering agent having formula:N--CHR.sub.1 --CHR.sub.2 --O--CHR.sub.3 --CHR.sub.4 --O--.sub.n R.sub.5 ].sub.Type: GrantFiled: June 20, 1980Date of Patent: September 1, 1981Assignee: Rhone-Poulenc IndustriesInventor: Gerard Soula
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Patent number: 4282390Abstract: A process for killing internal parasites of warm blooded animals which process comprises treating the infected animal with an effective amount of a composition comprising as active ingredient a compound of the general formula I: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, are hydrogen, lower alkyl, lower alkenyl, lower alkanoyl, lower alkenoyl, aroyl or CH.sub.2 COOR.sup.4 wherein R.sup.4 is hydrogen or lower alkyl; B, C and D, which may be the same or different, are halogen, optionally substituted lower alkyl, optionally substituted aryl, lower alkenyl, lower alkoxy, hydroxy, cyano, nitro, or COR.sup.5 wherein R.sup.5 is hydroxy, lower alkoxy or NR.sup.6 R.sup.7 wherein R.sup.6 and R.sup.7, which may be the same or different, are hydrogen or lower alkyl; A, E, X, Y and Z, which may be the same or different, are hydrogen, halogen, optionally substituted lower alkyl, optionally substituted aryl, lower alkenyl, lower alkoxy, hydroxy, cyano, nitro, or COR.sup.5 wherein R.Type: GrantFiled: March 30, 1979Date of Patent: August 4, 1981Assignee: ICI Australia LimitedInventors: Errol J. McGarry, Bruce A. Forsyth
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Patent number: 4277624Abstract: Novel diphenyl ether compounds of the general formula: ##STR1## wherein X represents a hydrogen atom or a nitro group, process for preparing the same and diphenyl ethers of the general formula: ##STR2## wherein R represents a hydrogen atom, or substituted or unsubstituted alkyl group, alkenyl group or alkynyl group, and Y represents an oxygen atom, a sulfur atom, or the group ##STR3## wherein R' is defined as R above, by reacting 2-chloro-4-trifluoromethylphenyl-3,4-dinitrophenyl ether with a compound of the general formula:RYH (III)wherein R and Y have the same meanings as defined above, respectively. The latter diphenyl ether compounds of the general formula (II) are useful as herbicides.Type: GrantFiled: July 5, 1979Date of Patent: July 7, 1981Assignee: Mitsui Toatsu Chemicals, Inc.Inventors: Takeo Yoshimoto, Keiichi Igarashi, Kengo Oda, Masaaki Ura, Naoki Sato
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Patent number: 4264777Abstract: Nitrodiphenyl ether derivatives of the general formula: ##STR1## wherein X represents chlorine, fluorine, methyl or trifluoromethyl and n is an integer of 1-3 are valuable as herbicides, the compounds and compositions containing these compounds possessing an excellent herbicidal activity to a wide variety of undesirable weeds with an extremely low toxicity to useful crops.Type: GrantFiled: December 5, 1975Date of Patent: April 28, 1981Assignee: Mitsui Toatsu Chemicals, Inc.Inventors: Takeo Yoshimoto, Takayuki Inoue, Hideo Michiyama, Takeo Harayama, Osamu Morikawa, Yoshikata Hojo, Takao Baba, Teruhiko Toyama, Masaaki Ura, Yoshio Takasawa
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Patent number: 4259510Abstract: A process for preparing trifluoromethylphenyl nitro phenylethers which comprises treating a trifluoromethylhalobenzene with a base in a cosolvent system to afford a trifluoromethyl phenolate which may be isolated as its free phenol or reacted with an appropriately substituted halobenzene to afford a diphenylether herbicide or a precursor thereto.Type: GrantFiled: May 19, 1980Date of Patent: March 31, 1981Assignee: Rohm and Haas CompanyInventor: Wayne O. Johnson
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Patent number: 4250294Abstract: A polymer having aromatic or heterocyclic rings as the only structural elements said aromatic or heterocyclic rings containing at least two nitro groups is disclosed as well as a method of preparing the same. The polymers are useful as binding agents for thermo stable propellants and can be easily formed into films. They remain thermally stable up to temperatures of at least 200.degree. C.Type: GrantFiled: November 22, 1978Date of Patent: February 10, 1981Assignee: Dynamit Nobel AktiengesellschaftInventors: Rainer Hagel, Klaus Redecker
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Patent number: 4239880Abstract: New polynuclear aromatic diamines, such as 2,2'-di-(p-aminophenoxy)-biphenyl, a process for their manufacture and their use as polycondensation components for the manufacture of polyamide, polyamide-imide and polyimide polymers are described. The polymers obtained with the aromatic diamines according to the invention are readily soluble and can also be processed from the melt and are distinguished by good thermal, electrical and/or mechanical properties.Type: GrantFiled: July 17, 1979Date of Patent: December 16, 1980Assignee: Ciba-Geigy CorporationInventor: Roland Darms
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Patent number: 4226616Abstract: A diphenyl ether represented by the general formula (I), ##STR1## wherein R is a lower alkyl group having 1 to 4 carbon atoms, a lower alkoxyethyl group, the alkoxy substituent of which having 1 to 4 carbon atoms, or a lower alkoxyethoxyethyl group, the alkoxy substituent of which having 1 to 4 carbon atoms is capable of controlling annual and perennial weeds.Type: GrantFiled: January 25, 1978Date of Patent: October 7, 1980Assignee: Nihon Nohyaku Co., Ltd.Inventors: Kunikazu Hiraga, Shoichi Shibayama, Isao Yanai, Tatsuo Harada
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Patent number: 4224244Abstract: Novel 9-phenyl 5,6-dimethyl-nona-2,4,6,8-tetraenoic acid, tetraenal or tetraenol derivatives useful as anti-tumor agents.Type: GrantFiled: May 9, 1979Date of Patent: September 23, 1980Assignee: Hoffmann-La Roche Inc.Inventors: Werner Bollag, Rudolf Ruegg, Gottlieb Ryser
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Patent number: 4222962Abstract: A diaminophenoxy or a dinitrophenoxybenzene is prepared in good yield from dibromobenzene and an alkali metal salt of meta-aminophenol or meta-nitrophenol under Ullmann ether synthesis conditions at low temperatures of 115.degree. C. to 150.degree. C.Type: GrantFiled: December 11, 1978Date of Patent: September 16, 1980Assignee: Gulf Research & Development CompanyInventor: John P. Pellegrini, Jr.
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Patent number: 4220468Abstract: Compounds of the formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a trihalomethyl group, or an alkyl group,Y is a hydrogen atom, a halogen atom, or a trihalomethyl group, andZ is a substituted alkoxy group,and compositions containing these compounds exhibit herbicidal activity.Type: GrantFiled: February 27, 1978Date of Patent: September 2, 1980Assignee: Rohm and Haas CompanyInventors: Horst O. Bayer, Colin Swithenbank, Roy Y. Yih
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Patent number: 4214086Abstract: A process for producing hydroxydiaryl ethers of the formula ##STR1## wherein R respesents an alkyl group having 1 to 4 carbon atoms or chlorine, n represents 0, 1, 2, 3 or 4, and X represents a phenyl group of the formula II ##STR2## or a 2-pyridinyl group or a 4-pyridinyl group of the formulae ##STR3## wherein R.sub.1, R.sub.2 and R.sub.3 each represent hydrogen, an alkyl group having 1 to 4 carbon atoms, an alkyl group which has 1 to 4 carbon atoms and which is mono- or disubstituted by halogen, phenyl, halogen, carboxyl, alkoxycarbonyl having 1 to 4 carbon atoms in the alkyl group, trifluoromethyl, nitro, cyano or benzoyl, R.sub.4 and R.sub.5 each represent hydrogen, an alkyl group having 1 to 4 carbon atoms or phenyl, and R.sub.6 has all the meanings given, with the exception of halogen, for R.sub.1, R.sub.2 and R.sub.3 is disclosed.Type: GrantFiled: May 9, 1979Date of Patent: July 22, 1980Assignee: Ciba-Geigy CorporationInventor: Hansjakob Fah
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Patent number: 4192669Abstract: Ethers, such as 2-[[4-[4-(trifluoromethoxy)phenoxy]phenoxy]]propanoic acid, methyl ester, useful for control of weeds.Type: GrantFiled: December 22, 1977Date of Patent: March 11, 1980Assignee: E. I. Du Pont de Nemours and CompanyInventors: John B. Adams, Jr., Joel B. Wommack, Jr.
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Patent number: 4182911Abstract: Novel optically-active (S)- 1-aryloxy-2,3-epoxy-propane derivatives, a process for their manufacture, various intermediates used in the preparation thereof, and a process for using them for the manufacture of optically-active (S)-1-aryloxy-3-amino-2-propanol derivatives useful as .beta.-adrenergic blocking agents.Type: GrantFiled: December 20, 1977Date of Patent: January 8, 1980Assignee: Imperial Chemical Industries LimitedInventor: Howard Tucker
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Patent number: 4180679Abstract: There are provided substituted dinitrotoluenes and methods of preparation thereof, said dinitrotoluenes being useful as intermediates for the preparation of certain herbicidal 2,6-dinitroanilines.Type: GrantFiled: August 22, 1978Date of Patent: December 25, 1979Assignee: American Cyanamid CompanyInventor: Inder P. Kapoor
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Patent number: 4179461Abstract: In a process for the preparation of a diphenyl ether substituted in the 4,4'-position and/or the 2,2'-position relative to the ether oxygen atom by reaction of a reactive benzene compound substituted in the 1-position and the 2- or 4-position with a salt of nitrous acid, the improvement in that the reaction is carried out in the presence of a quaternary onium salt in water.Type: GrantFiled: July 31, 1978Date of Patent: December 18, 1979Assignee: Bayer AktiengesellschaftInventors: Albrecht Marhold, Erich Klauke
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Patent number: 4172959Abstract: Hydroquinone mono-phenyl ethers, and their alkali metal salts of the formula ##STR1## in which one of the radicals R.sub.1 and R.sub.2 denotes trifluoromethyl and the other denotes hydrogen or halogen and R.sub.3 represents hydrogen or an alkali metal cation or ammonium cation are prepared by reacting hydroquinone bis-phenyl ethers (bisphenoxybenzenes) of the formula ##STR2## with hydroquinone derivatives of the formula ##STR3## in which Cat denotes an alkali metal cation or ammonium cation and R.sub.4 denotes an alkali metal cation or ammonium cation or a (C.sub.1 -C.sub.4)-alkyl group, in a polar aprotic solvent at temperatures from 120.degree. to 280.degree. C., and optionally, an alkyl group present in the R.sub.4 -position is split off by treatment with an acid.Type: GrantFiled: December 21, 1977Date of Patent: October 30, 1979Assignee: Hoechst AktiengesellschaftInventor: Klaus H. Kaiser
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Patent number: 4169108Abstract: Aminoalkylnaphthols and esters thereof, useful as cardiotonic agents, prepared from the corresponding RO-naphthalenealkylamines, certain of which are also useful as cardiotonic agents, are disclosed.Type: GrantFiled: August 16, 1973Date of Patent: September 25, 1979Assignee: Sterling Drug Inc.Inventor: Denis M. Bailey
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Patent number: 4168388Abstract: Trifluoromethylphenols are prepared by hydrogenation of the corresponding trifluoromethylbenzylethers.Type: GrantFiled: March 23, 1978Date of Patent: September 18, 1979Assignee: Eli Lilly and CompanyInventors: Edward R. Lavagnino, Bryan B. Molloy, Paul Pranc
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Patent number: 4163758Abstract: 2-Nitroethylcyclopentane compounds represented by the formula (I) ##STR1## wherein X represents a ##STR2## R and R.sup.1 each represents a hydrogen atom or a protective group for a hydroxy group, R.sup.2 represents an unsubstituted or substituted alkyl group having 1 to 8 carbon atoms and R.sup.5 represents a hydrogen atom or an alkyl group havng 1 to 4 carbon atoms, which are useful as intermediates for the synthesis of prostaglandin compounds, and a process for preparing the 2-nitroethylcyclopentane compounds of the formula (I).Type: GrantFiled: September 6, 1978Date of Patent: August 7, 1979Assignee: Sagami Chemical Research CenterInventors: Kiyosi Kondo, Daiei Tunemoto, Teruo Umemoto
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Patent number: 4157344Abstract: A one-step process for the synthesis of aryl trifluoromethyl ethers by reacting phenol or certain substituted phenols with a perhalomethane and hydrogen fluoride is provided. The compounds produced by the process of this invention are useful intermediates in the production of dyestuffs and pharmaceuticals.Type: GrantFiled: January 16, 1978Date of Patent: June 5, 1979Assignee: E. I. Du Pont de Nemours and CompanyInventor: Andrew E. Feiring
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Patent number: 4153731Abstract: Compounds of the formula ##STR1## wherein N REPRESENTS THE NUMBERS 0 OR 1,Z represents oxygen, ##STR2## or sulphur R.sub.1 represents the groups ##STR3## wherein R.sub.5 represents hydrogen, halogen, C.sub.1 -C.sub.5 -alkyl, ethynyl, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.5 -alkoxy, C.sub.3 -C.sub.5 -alkenyloxy, C.sub.3 -C.sub.5 -haloalkenyloxy, C.sub.3 -C.sub.5 -alkynyloxy, nitro, cyano, C.sub.2 -C.sub.5 -alkoxycarbonyl, C.sub.3 -C.sub.5 -alkenyloxycarbonyl, C.sub.3 -C.sub.5 -alkynyloxycarbonyl, C.sub.1 -C.sub.3 -alkanoyl, C.sub.1 -C.sub.4 -alkylcarbamoyl, (di-C.sub.1 -C.sub.4 -alkyl)carbamoyl,R.sub.6 represents hydrogen, halogen, methyl, ethyl, isopropyl or methoxy, andR.sub.8 represents hydrogen or n-propyl,R.sub.2 represents hydrogen, methyl or ethyl,R.sub.3 and R.sub.4 each represent hydrogen, methyl, ethyl, methoxy, ethoxy, nitro or halogen, andR.sub.7 represents hydrogen or C.sub.1 -C.sub.2 -alkanoyl,And their use for combating insects and members of the order acarina are disclosed.Type: GrantFiled: March 13, 1978Date of Patent: May 8, 1979Assignee: Ciba-Geigy CorporationInventor: Friedrich Karrer
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Patent number: 4141921Abstract: Compounds of the formula ##STR1## wherein R.sub.1 represents hydrogen, methyl or iodine,R.sub.2 represents hydrogen, methyl or ethylR.sub.3 represents hydrogen or methylR.sub.4 represents hydrogen, C.sub.1 -C.sub.3 alkyl; C.sub.1 -C.sub.3 alkoxy; halogen or nitro, andZ represents oxygen, or the group --CH.sub.2 O--, whereby the CH.sub.2 -group is bound to the phenyl nucleus,And their use for the control of insects are disclosed.Type: GrantFiled: April 4, 1977Date of Patent: February 27, 1979Assignee: Ciba-Geigy CorporationInventor: Friedrich Karrer
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Patent number: RE31731Abstract: Compounds of the formula ##STR1## wherein X is a hydrogen atom, a halogen atom, a trihalomethyl group, an alkyl group, or a cyano group,Y is a hydrogen atom, or a trihalomethyl group, andZ is an alkoxy group, an alkoxyalkoxy group, a hydroxyalkoxy group, an alkyl group, a halogen atom, an alkylamino group, a dialkylamino group, an alkylthio group, a carboxy group, a carbalkoxy group, a carboxyalkoxy group, a carbalkoxyalkoxy group, a carboxyalkyl group, a carbalkoxyalkyl group, a dialkylureido group, an alkanoylamino group, or carbalkoxyamino group,and compositions containing these compounds exhibit herbicidal activity.Type: GrantFiled: September 1, 1978Date of Patent: November 13, 1984Inventors: Horst O. Bayer, Colin Swithenbank, Roy Y. Yih