The Chalcogen, X, Is In A -c(=x)- Group (e.g., Beta - Phthalimidopropionaldehyde, Etc.) Patents (Class 548/479)
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Patent number: 4596876Abstract: Novel adducts of phthalaldehyde are disclosed, as well as imaging compositions and imaging elements incorporating them. A method is also disclosed for minimizing dimensional changes in the element during processing.Type: GrantFiled: September 14, 1983Date of Patent: June 24, 1986Assignee: Eastman Kodak CompanyInventors: Thap DoMinh, Max H. Stern
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Patent number: 4562263Abstract: A process for producing racemic or optically active threo- or erythro-3-(3,4-dihydroxyphenyl)serine which comprises phthaloylating the amine group of a racemic or optically active threo- or erythro-3-(3,4-dihydroxyphenyl)serine derivative to yield a racemic or optically active threo- or erythro-N-phthaloyl-3-(3,4-dihydroxyphenyl)serine derivative and removing the phthaloyl group from the racemic or optically active threo- or erythro-N-phthaloyl-3-(3,4-dihydroxyphenyl)-serine to yield the racemic or optically active threo- or erythro-3-(3,4-dihydroxyphenyl)serine.Type: GrantFiled: May 25, 1984Date of Patent: December 31, 1985Assignee: Sumitomo Chemical Company, LimitedInventors: Naohito Ohashi, Shoji Nagata, Kikuo Ishizumi
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Patent number: 4546110Abstract: Compounds which are .beta.-farnesene derivatives obtainable as a Diels-Adler adduct of .beta.-farnesene and a dienophile or by a modification of such an adduct in a manner as defined herein are of value in pest control, particularly in the control of aphids.Type: GrantFiled: January 20, 1983Date of Patent: October 8, 1985Assignee: National Research Development CorporationInventors: Glenn W. Dawson, David C. Griffiths, John A. Pickett
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Patent number: 4537897Abstract: Novel 3-(1,2-propadienyl)-cyclopropane-carboxylates of the formula ##STR1## wherein R is alcohol used in pyrethrinoid synthesis, X and Y are both hydrogen or individually halogen or X is hydrogen or halogen and Y is alkyl of 1 to 18 carbon atoms or halogen or X is hydrogen or halogen or alkyl of 1 to 18 carbon atoms and Y is --COOR' or --CN or ##STR2## R' is alkyl of 1 to 18 carbon atoms, R.sub.2 and R.sub.3 are individually hydrogen or alkyl of 1 to 18 carbon atoms or R.sub.2 and R.sub.3 together with the nitrogen atom form a heterocycle having pesticidal properties.Type: GrantFiled: September 15, 1983Date of Patent: August 27, 1985Assignee: Roussel UclafInventors: Jean Tessier, Jean-Pierre Demoute, Joseph Cadiergue
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Patent number: 4518797Abstract: Compounds of the formula ##STR1## wherein R.sup.1 is an acyl group or certain optionally halo-substituted hydrocarbyl groups, and X is --CH.sub.2 CH(OCH.sub.3).sub.2, --CH.sub.2 CHO, --CH.dbd.CHOR.sup.2 in which R.sup.2 is acyl, --CHO,--C(O)Cl, --C(O)Br or --C(O)OR in which R is H, a salt-forming cation, an alkyl group or the residue of a pyrethroid alcohol are new pesticides or intermediates therefore. The compounds are prepared using a multi-step synthesis starting from the natural terpene, 3-carene.Type: GrantFiled: March 15, 1979Date of Patent: May 21, 1985Assignee: Shell Oil CompanyInventor: Steven A. Roman
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Patent number: 4515964Abstract: Polyhalophthalimidoalkyl-functional carbonates may be employed as fire retardant additives to polymers. Examples of such carbonates are 2-(tetrabromophthalimido)ethyl 2,4,6-tribromophenyl carbonate, 2-(tetrabromophthalimido)ethyl pentabromophenyl carbonate and bis[2-(tetrabromophthalimido)ethyl]carbonate.Polyhalophthalimidoalkyl haloformates, N-(hydroxyalkyl)-polyhalophthalimides, and 2-(hydroxyalkylcarbamyl)-polyhalobenzoic acids are useful as intermediates in the preparation of the carbonates.Type: GrantFiled: April 25, 1983Date of Patent: May 7, 1985Assignee: PPG Industries, Inc.Inventor: Nicodemus E. Boyer
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Patent number: 4489185Abstract: Novel carbinol-containing polyimides capable of self-crosslinking at low temperatures are prepared by reacting a molar excess of selected 3,3',4,4'-benzhydrol tetracarboxylic acid compounds (the tetraacid, diester-diacid, or (dianhydride) with polyfunctional polyamines (e.g. 4,4'-methylenedianiline, 1,6-hexanediamine, etc.) in an inert organic solvent at about 100.degree.-150.degree. C. The molar ratio of tetracarboxylic acid compound to diamine must be between 2:1 and 9:8. The polyimides may be crosslinked at less than 200.degree. C. via a reaction between the carbinol group(s) and the end group(s) of the polyimide.Type: GrantFiled: September 26, 1983Date of Patent: December 18, 1984Inventor: Jules E. Schoenberg
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Patent number: 4489093Abstract: Novel esters in all possible isomeric forms of the formula ##STR1## wherein R is selected from the group consisting of (a) optionally unsaturated alkyl of 1 to 8 carbon atoms and optionally unsaturated cycloalkyl or cycloalkyl-alkyl of 3 to 8 carbon atoms optionally substituted with at least one member of the group consisting of halogen, ##STR2## aryl optionally substituted with at least one member of the group consisting of --OH, alkoxy of 1 to 8 carbon atoms, alkyl of 1 to 8 carbon atoms, halogen, ##STR3## R' is alkyl of 1 to 8 carbon atoms, R" and R"' are individually selected from the group consisting of hydrogen and alkyl of 1 to 8 carbon atoms, AlK.sub.1, AlK.sub.2 and AlK.sub.3 are individually alkyl of 1 to 18 carbon atoms (b) aryl of 6 to 14 carbon atoms optionally substituted with at least one substituent selected from the group consisting of --OH, alkoxy of 1 to 8 carbon atoms, alkyl of 1 to 8 carbon atoms, halogen, --OCF.sub.3, --CF.sub.3 and --SCF.sub.Type: GrantFiled: May 17, 1983Date of Patent: December 18, 1984Assignee: Roussel UclafInventors: Jacques Martel, Jean Tessier, Andre Teche
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Patent number: 4459305Abstract: The present invention relates to a cyclopropanecarboxylic acid ester derivative of the general formula I: ##STR1## in which R.sub.1 stands for a hydrogen atom, a methyl group, a halogen atom or a halomethyl group, R.sub.1 ' stands for a halomethyl or haloethyl group, R.sub.2 and R.sub.2 ' are the same or different, each standing for methyl group, a halogen atom or a halomethyl group, provided that if R.sub.1 is a hydrogen atom, R.sub.1 ' is a halomethyl group, and R.sub.2 and R.sub.2 ' are each a methyl group, and R stands for a group of the formula II, III, IV, V or VI: ##STR2## in which R.sub.3 stands for a hydrogen atom or a methyl group, R.sub.4 stands for an allyl, propargyl, benzyl or 2,4-pentadienyl group, X stands for an oxygen or sulfur atom, or a --CH.dbd.CH-- group, R.sub.5 stands for a hydrogen atom, or a cyano, ethynyl, propynyl or trifluoromethyl group, R.sub.6 stands for a hydrogen or halogen atom or a methyl or trifluoromethyl group, n is an integer of 1 to 4, R.sub.Type: GrantFiled: December 4, 1981Date of Patent: July 10, 1984Assignee: Dainippon Sochugiku Kabushiki KaishaInventors: Yoshio Katsuda, Yoshihiro Minamite
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Patent number: 4458090Abstract: Novel .gamma.-lactone derivatives are provided. These lactone derivatives, when reacted with hydrogen halide in alcohol, yield .gamma.-halogeno-.delta.-unsaturated carboxylic acid esters. This ring-opening process is useful for the purpose of increasing the yield of pyrethrin analogs which are of value as insecticides and agricultural chemicals. Thus, the .gamma.-lactone derivatives by-produced in the production process for dihalogenovinyl chrysanthemumates are caused to undergo ring-opening reaction to yield the corresponding .gamma.-halogeno-.delta.-unsaturated carboxylic acid esters which are important intermediates for said pyrethrin analogs.Type: GrantFiled: October 15, 1981Date of Patent: July 3, 1984Assignee: Kuraray Co., Ltd.Inventors: Mori Fumio, Omura Yoshiaki, Nishida Takashi, Itoi Kazuo
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Patent number: 4427441Abstract: This invention discloses novel herbicidal chemical compounds of the formula ##STR1## wherein X is halogen or trifluoromethyl; Y is selected from the group consisting of hydrogen, halogen, nitro and cyano; R is selected from the group consisting of nitro, alkylthio, halogen and cyano; Z is selected from the group consisting of alkyl, halogen and nitro; and n is an integer from 0 to 4.Type: GrantFiled: August 23, 1982Date of Patent: January 24, 1984Assignee: Velsicol Chemical CorporationInventors: Frank Wu, Leonard J. Stach
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Patent number: 4423243Abstract: A process for the production of 2,2-dimethyl-3-vinyl-cyclopropanecarboxylic acid derivative of the formula ##STR1## in which R.sup.1 is a hydrogen atom, an alkyl group or a radical of an alcohol which can be used in pyrethroids, andX.sup.1 and X.sup.2 each independently is a halogen atomor a fluorine-substituted alkyl radical, comprising adding (a) a polyhalogenoalkene of the formula ##STR2## in which X.sup.3 and X.sup.4 each independently is a halogen atom, to 1-chloro-3,3-dimethyl-pent-4-en-2-one of the formula ##STR3## in the presence of a catalyst which yields free radicals, or in the presence of a metal salt of the VIII main group or of the sub-group IVa, VIIa or Ib of the periodic system, thereby to obtain a mixture of compounds of the formula ##STR4## and (b) reacting either or both of such compounds with a base of a formula(R.sup.1 --O.sup..crclbar.).sub.n M.sup.n+in whichM is an alkali metal or alkaline earth metal, andn is 1 or 2.Type: GrantFiled: December 16, 1981Date of Patent: December 27, 1983Assignee: Bayer AktiengesellschaftInventors: Manfred Jautelat, Dieter Arlt
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Patent number: 4411905Abstract: Compounds of the formula ##STR1## wherein R.sub.1 is H or NH.sub.2 ; R.sub.2 is C.sub.1-6 straight or branched chain alkyl; --CH.sub.2 OH; --(CH.sub.2).sub.n --O--(CH.sub.2).sub.m --CH.sub.3 ; phenyl; or --(CH.sub.2).sub.p NH.sub.2 ;n is 1-3;m is 0-3; andp is 1-5;and the pharmaceutically acceptable acid addition salts of those compounds of basic character,have antisecretory activity.Type: GrantFiled: June 15, 1981Date of Patent: October 25, 1983Assignee: Richardson-Merrell Inc.Inventors: William L. Albrecht, Winton D. Jones
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Patent number: 4370486Abstract: Biphenyl compounds of the formula ##STR1## in which the substituents have the meanings given in the description,are obtained by amidomethylation of the corresponding starting compounds and, if appropriate, subsequent sulphonation. The new compounds are used, for example, for the preparation of dyestuff precursors, dyestuffs, plastics and medicaments.Type: GrantFiled: August 14, 1981Date of Patent: January 25, 1983Assignee: Bayer AktiengesellschaftInventor: Horst Harnisch
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Patent number: 4339383Abstract: The invention relates to alkanolamido-.beta.-carboxylic acid esters of the formula I ##STR1## A full definition of the above formula will be found in claim 1 of the specification. These compounds are useful stabilizers for chlorinated thermoplastics.Type: GrantFiled: July 2, 1980Date of Patent: July 13, 1982Assignee: Ciba-Geigy CorporationInventors: Wolfgang Wehner, Klaus-Peter Michaelis, Rainer Schneider
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Patent number: 4328237Abstract: Pyrethroid type insecticides are described having the formula: ##STR1## Compounds of general formula I are endowed with a high insecticide and acaricide activity.Type: GrantFiled: February 26, 1979Date of Patent: May 4, 1982Assignee: Montedison S.p.A.Inventors: Paolo Piccardi, Francesco Corda, Franco Gozzo, Augusto Menconi, Angelo Longoni