Plural Hetero Atoms In The Hetero Ring Patents (Class 514/433)
  • Patent number: 6034119
    Abstract: A 1,2-ethanediol derivative represented by the general formula [I] or its salt: ##STR1## has a NGF activity-potentiating effect and is useful as a remedy for various diseases caused by degeneration of central nervous system or peripheral nervous system such as senile dementia of Alzheimer type, Huntington's chorea, various neuropathies, Riley-Day syndrome, traumatic nerve injury, amyotrophic lateral sclerosis (ALS) and the like.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: March 7, 2000
    Assignee: Toyama Chemical Co., Ltd.
    Inventors: Satoshi Ono, Mutsuko Maekawa, Kazunari Hirata, Hirokazu Narita
  • Patent number: 5939357
    Abstract: This invention provides a novel fungicide composition which has a bicarbonate-containing inorganic salt ingredient which enhances the efficacy of a fungicide ingredient for the treatment of cultivated crops. An invention fungicide composition also contains a surfactant ingredient, and a water-soluble organic compound which functions as a compatibility enhancing ingredient in aqueous formulations, and the ingredients improve the spreadability and adhesiveness of the composition when applied to foliage. An invention fungicide composition also contains a fertilizer-effective ratio of nitrogen, phosphorus and potassium.
    Type: Grant
    Filed: June 7, 1993
    Date of Patent: August 17, 1999
    Assignee: Church & Dwight Co., Inc.
    Inventors: Keith A. Jones, Anthony E. Winston, M. Stephen Lajoie, Amy L. Joseph
  • Patent number: 5929114
    Abstract: Arylthiol and dithiobisarylamide antibacterial and antiviral agents have the general formula ##STR1## where A is monocyclic or bicyclic aryl which can contain up to 3 heteroatoms selected from O, S, and N,R.sup.1 and R.sup.2 are substituent groups, X is ##STR2## or SO.sub.2 NR.sup.4 Z, Y is H or SZ when n is 1, a single bond when n is 2; R.sup.4 and Z can be hydrogen or alkyl.
    Type: Grant
    Filed: May 15, 1997
    Date of Patent: July 27, 1999
    Assignee: Warner-Lambert Company
    Inventors: John Michael Domagala, Edward Faith Elslager, Rocco Dean Gogliotti
  • Patent number: 5914351
    Abstract: Compounds of the formula ##STR1## wherein Q is a hydrazone derivative;R.sup.1 is hydrogen, halogen, alkyl or alkoxy;R.sup.2 is hydrogen, halogen, alkyl, alkoxy, alkenoxy, alkynyloxy, halomethyl, trifluoromethoxy, alkylthio, nitro or cyano; andR.sup.6 is a substituted carboxamide, carbothioamide, phosphonosoamide, or phosphonothioamide,useful as anti-HIV agents.
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: June 22, 1999
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Co./CIE.
    Inventors: Walter Gerhard Brouwer, Ewa Maria Osika
  • Patent number: 5837725
    Abstract: Bridged bicyclic aromatic compounds are provided having the structure ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and n are as defined herein. The novel compounds are useful for modulating gene expression of retinoic acid receptors, vitamin D receptors and thyroid receptors. Pharmaceutical compositions and methods for modulating gene expression are provided as well.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: November 17, 1998
    Assignees: SRI International, La Jolla Cancer Research Foundation
    Inventors: Marcia I. Dawson, James F. Cameron, Peter D. Hobbs, Ling Jong, Magnus Pfahl, Xiao-kun Zhang, Jurgen M. Lehmann
  • Patent number: 5824704
    Abstract: Compounds of the formula ##STR1## These compounds are useful for inhibiting the growth or replication of retroviruses such as HIV.
    Type: Grant
    Filed: May 8, 1997
    Date of Patent: October 20, 1998
    Assignee: Uniroyal Chemical Co./CIE.
    Inventor: Walter Gerhard Brouwer
  • Patent number: 5824677
    Abstract: Disclosed are compounds having a straight or branched aliphatic hydrocarbon structure of formula I: ##STR1## In formula I, n is an integer from one to four and m is an integer from four to twenty. Independently, R.sub.1 and R.sub.2 are hydrogen, a straight or branched chain alkyl, alkenyl or alkynyl of up to twenty carbon atoms in length or --(CH.sub.2).sub.w R.sub.5. If R.sub.1 or R.sub.2 is --(CH.sub.2).sub.w R.sub.5, w may be an integer from one to twenty and R.sub.5 may be an hydroxyl, halo, C.sub.1-8 alkoxyl group or a substituted or unsubstituted carbocycle or heterocycle. Alternatively, R.sub.1 and R.sub.2 may jointly form a substituted or unsubstituted, saturated or unsaturated heterocycle having from four to eight carbon atoms, N being a hetero atom of the resulting heterocyle. R.sub.3 may be either hydrogen or C.sub.13. In the compounds, a total sum of carbon atoms comprising R.sub.1 or R.sub.2, (CH.sub.2).sub.n and (CH.sub.2).sub.m does not exceed forty. R.sub.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 20, 1998
    Assignee: Cell Therapeutics, Inc.
    Inventors: J. Peter Klein, Gail E. Underiner, Anil M. Kumar
  • Patent number: 5656656
    Abstract: Tartronic acid acetalic ethers and esters of the general formula: ##STR1## are provided and are useful in treatment of bone dysmetabolism. As examples, Ra and Rb may be hydrogen, B is a C.sub.2 -C.sub.12 acyl group, R is phenyl and n is 0-12.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: August 12, 1997
    Assignee: Dompe Farmaceutici S.p.A.
    Inventors: Carmelo A. Gandolfi, Lorella Cotini, Marco Mantovanini, Gianfranco Caselli, Gaetano Clavenna, Claudio Omini
  • Patent number: 5569671
    Abstract: Novel compounds of formula I ##STR1## wherein R.sup.1 is independently hydrogen, hydroxy, alkyl with 1 to 6 carbon atoms, acyloxy groups with 1 to 6 carbon atoms, alkyloxy with 1 to 6 carbon atoms or from 1 to 5 sugar moieties; and R.sup.2 is independently hydrogen, or alkyl with 1 to 6 carbon atoms.The compounds are producible by aerobic cultivation on suitable nutrient media under suitable conditions of a strain of the fungus Ascochyta sp., subsequent recovery of the active component from the fermentation medium, and optionally modifying the active compound to obtain a compound of the desired formula I.Disclosed is also microorganisms capable of producing said compounds, compositions containing said compounds, and the use of such compositions for controlling fungi in valuable crops, animals, including birds and mammals, and in the preservation of wood, paints and edible products.
    Type: Grant
    Filed: April 24, 1995
    Date of Patent: October 29, 1996
    Assignee: Novo Nordisk A/S
    Inventors: Ruby I. Nielsen, Frank W. Rasmussen
  • Patent number: 5474994
    Abstract: This invention provides bicyclic heterocyclic derivatives and their pharmaceutically acceptable salts useful for the treatment of hypertension, urethral and lower urinary tract contractions, and other disorders. The compounds are also useful for binding .alpha..sub.1 -adrenergic and 5HT.sub.1A serotonergic receptors, in vitro or in vivo.
    Type: Grant
    Filed: May 26, 1993
    Date of Patent: December 12, 1995
    Assignee: Recordati S.A., Chemical and Pharmaceutical Company
    Inventors: Amedeo Leonardi, Gianni Motta, Carlo Riva, Rodolfo Testa
  • Patent number: 5455260
    Abstract: This invention relates to a class of novel aliphatic amino bis-aryl compounds containing at least four carbon atoms and an amino group either substituted thereon or incorporated therein and is further linked or bridged to two mono- and/or bicyclic rings. Compounds of this invention reduce levels of serum cholesterol in the body without significantly reducing mevalonic metabolite synthesis. This invention relates also to pharmacological compositions and method of treatment for lowering serum cholesterol levels using the compounds of this invention.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: October 3, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Robert A. Groneberg, John R. Regan, Kent W. Neuenschwander, Anthony C. Scotese
  • Patent number: 5389649
    Abstract: Oxathiane derivatives of formula ##STR1## in which R represents alkyl and A represents optionally substituted phenyl or a heteroaromatic group containing 1 or 2 nitrogen atoms optionally substituted by alkyl, alkoxy or halogen, and salts thereof possess pharmacological activity and are also useful in inhibiting head hair loss.
    Type: Grant
    Filed: July 20, 1992
    Date of Patent: February 14, 1995
    Assignee: Rhone-Poulenc Rorer Limited
    Inventors: Iain M. McLay, Roger J. A. Walsh
  • Patent number: 5360815
    Abstract: Compounds having the formula I: ##STR1## are inhibitors of leukotriene biosynthesis. These compounds are useful as anti-asthmatic, anti-allergic, anti-inflammatory, and cytoprotective agents. They are also useful in treating angina, cerebral spasm, glomerular nephritis, hepatitis, endotoxemia, uveitis, and allograft rejection and in preventing the formation of atherosclerotic plaques.
    Type: Grant
    Filed: June 23, 1993
    Date of Patent: November 1, 1994
    Assignee: Merck Frosst Canada, Inc.
    Inventors: Rejean Fortin, Yves Girard, Erich Grimm, John Hutchinson, John Scheigetz
  • Patent number: 5290791
    Abstract: The present invention relates to a fungicidal composition intended for the protection of the multiplication products of cultivated plants, containing:(a) 2-(4-chlorobenzylidene)-5,5-dimethyl-1-(1H-1,2,4-triazol-1-ylmethyl)-1-cyc lopentanol;(b) one or more fungicides suitable for the protection of the said multiplication products, optionally one or more insecticides,(c), an agriculturally acceptable inert vehicle and an agriculturally acceptable surfactant.The invention also relates to a method for protecting the multiplication products of plants against fungal diseases using these compositions.
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: March 1, 1994
    Assignee: Rhone-Poulenc Secteur Agrochimie
    Inventors: Alfred Greiner, Jean Hutt, Jacques Mugnier, Regis Pepin
  • Patent number: 5264441
    Abstract: The invention provides new ureas and thioureas derivatives of general formula (I) ##STR1## and pharmaceutically acceptable salts thereof, which are useful as therapeutic agents such as for the prevention of coronary heart disease and as antidyslipidaemic agents.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: November 23, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Paolo Cozzi, Danielle Fancelli, Dino Severino, Augusto Chiari, Giancarlo Ghiselli
  • Patent number: 5236947
    Abstract: The present invention relates to propanamines of general formula (I) ##STR1## in which: R1 is a phenyl radical optionally mono-, di- or trisubstituted in an identical or different manner with halogen atoms, or lower alkyl, lower haloalkyl or lower alkoxy radicals;R2 is a lower alkyl radical,R3 and R4 are a hydrogen atom or a lower alkyl, lower alkenyl or lower cycloalkyalkyl radical,R5 is a 5-to 7-membered cycloalkyl radical or a phenyl radical, andW represents a heterocycle .dbd.C[Q--(CH.sub.2).sub.n --Q] in which Q is an oxygen or sulfur atom and n is 2 or 3,and their acid addition salts with pharmaceutically acceptable acids. The invention also relates to antidiarrheal pharmaceutical compositions comprising the claimed propanamines.
    Type: Grant
    Filed: June 17, 1992
    Date of Patent: August 17, 1993
    Assignee: Jouveinal S.A.
    Inventors: Alain Calvet, Agnes Grouhel, Henri Jacobelli, Jean-Louis Junien, Xavier Pascaud
  • Patent number: 5162363
    Abstract: Avermectin analogs are prepared where the 23-position ring carbon atom is deleted and replaced by a sulfur atom. The compounds are prepared by opening the outer spiroketal ring to gain access to the 23-position atom, substituting the ring-opened compounds with a substituent containing the sulfur atom in the appropriate position and closing the ring to prepare the desired compounds. The compounds are potent anthelmintic agents and methods and compositions including such 23-nor-23-thia compounds are also disclosed.
    Type: Grant
    Filed: March 18, 1992
    Date of Patent: November 10, 1992
    Assignee: Merck & Co., Inc.
    Inventors: Peter T. Meinke, Helmut Mrozik
  • Patent number: 5116862
    Abstract: The present invention provides a class of novel substituted bicyclooctanes which have pesticidal activity, particularly against arthropod pests. Pesticidal formulations containing the compounds of the formula (I), their use in the control of pests and methods for their preparation are also disclosed.
    Type: Grant
    Filed: July 21, 1988
    Date of Patent: May 26, 1992
    Assignee: The Wellcome Foundation Limited
    Inventors: John B. Weston, John P. Larkin, Ian H. Smith
  • Patent number: 5061726
    Abstract: Pesticidally-active alkynylphenyl-substituted 1,3-oxathianes and related substituted compounds of the formula: ##STR1## and their use in controlling pests such as arthropods and helminths are described.
    Type: Grant
    Filed: April 26, 1990
    Date of Patent: October 29, 1991
    Assignee: The Regents of the University of California
    Inventors: Christopher J. Palmer, John E. Casida, John P. Larkin
  • Patent number: 4987132
    Abstract: A saturated heterocyclic carboxamide derivative of the following general formula (I) and salts thereof which have platelet activating factor (PAF) antagonizing activity.
    Type: Grant
    Filed: August 16, 1988
    Date of Patent: January 22, 1991
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Toshiyasu Mase, Hiromu Hara, Hitoshi Nagaoka, Takumi Takahashi, Takeshi Suzuki, Kenichi Tomioka, Toshimitsu Yamada
  • Patent number: 4987130
    Abstract: Substituted amino derivatives represented by the formula: ##STR1## wherein R.sup.1 and R.sup.2 each stand for an acyclic hydrocarbon residue or an alicyclic hydrocarbon residue; R.sup.3 and R.sup.4 each stand for hydrogen or a hydrocarbon residue optionally containing hetero-atom(s); A stands for a carbon chain having two or more carbon atoms optionally containing ether linkage or sulfide linkage, which may be substituted and which may per se form a ring; X.sup.1 and X.sup.2 each stand for oxygen atom or sulfur atom; and Y stands for amino group or an organic residue bonded through nitrogen atom, which may form a ring by combining with a carbon atom constituting A; and their salts have anti-arrhythmic activity and are useful for prevention and treatment of a variety of arrhythmias.
    Type: Grant
    Filed: December 22, 1989
    Date of Patent: January 22, 1991
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Susumu Tsushima, Muneo Takatani, Minoru Hirata
  • Patent number: 4966912
    Abstract: This invention related to a novel class of 1,4-oxathiins bearing a substituted 3-imino group having a broad spectrum of fungicidal activity. The class of compounds is represented by formula (I): ##STR1## wherein: R.sub.n is each independently C.sub.1 -C.sub.12 linear or branched alkyl; halogen, trihalomethyl or C.sub.1 -C.sub.6 alkoxy;R' is hydrogen or C.sub.1 -C.sub.8 linear or branched alkyl;G is CH or N; andn is 0,1 or 2.Fungicidal compositions, methods of controlling fungi and methods for preparing the compounds are within the scope of this invention.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: October 30, 1990
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Douglas I. Relyea, Richard R. Regis, Robert A. Davis
  • Patent number: 4957941
    Abstract: A new class of anti-spasmodic compounds having two branch chains is provided. The compounds have the general formula: ##STR1## where Y is H or OH;j is an integer from 0 to 4;k is an integer from 0 to 4, and whereinm is an integer from 1 to 4;n is an integer from 1 to 4;p is an integer from 1 to 4; andX may be nonexistent or may be O, S, NH or CH.sub.2 or salts thereof, but when X is nonexistent the terminal group in which both the n-chain and the p-chain is a methyl group. ##STR2## The reaction was performed under reflux condensation. Following the reaction, which was usually complete within a few hours, the acid chlorides were vacuum distilled and reacted with a thiol compound as described above.The compounds of this invention are anti-muscarinic agents (cholinergic-muscarinic receptor antagonists) which inhibit the actions of acetylcholine on autonomic effectors innervated by postganglionic cholinergic nerves as well as on smooth muscle that lacks cholinergic innervation.
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: September 18, 1990
    Assignee: United Pharmaceuticals, Inc.
    Inventor: William M. Davis
  • Patent number: 4938797
    Abstract: The invention relates to a process for the preparation of microcapsules having a capsule wall of polyurea and encapsulating a water-immiscible pesticide. The process comprises first dispersing a solution of a polyisocyanate in the sparingly water-soluble pesticide, in the presence of an anionic dispersant and at least one nonionic protective colloid and/or a nonionic surfactant, and subsequently reacting the dispersion with a polyamine, to give a stable aqueous suspension of microcapsules which can be used either direct or after dilution with water as pesticidal composition.
    Type: Grant
    Filed: June 7, 1988
    Date of Patent: July 3, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Hans W. Hasslin, Michael J. Hopkinson
  • Patent number: 4927845
    Abstract: Anthralin analogues containing a thio-substituent, especially in one or more of the positions 2-, 7- and 10- of the anthralin ring. They may be made by reacting an anthralin derivative (e.g. 10-bromoanthralin) with a thiol or a compound containing a group convertible to a thio-group. Alternatively, a 1,8-dihydroxy anthraquinone containing a thio-substituent may be reduced. Reactive intermediates may be made by introducing one or more nuclear allylic groups into a 1,8-dihydroxy anthraquinone and then converting them into a reactive form, e.g. by epoxidation or halide addition. The intermediate can then reduced to the oxidation state corresponding to anthralin.Additional products having the 10-carbon atom of the anthralin ring as part of a heterocyclic ring, may be made by anthralins containing various substitutes thioalkyl groups as the 10-substituent.The compounds are useful for treatment of psoriasis, and may be formulated in the conventional vehicles for topical application, for example petrolatum.
    Type: Grant
    Filed: August 15, 1989
    Date of Patent: May 22, 1990
    Assignee: The Victoria University of Manchester
    Inventor: John M. Bruce
  • Patent number: 4923891
    Abstract: This invention encompasses compounds of Formula I ##STR1## and the pharmaceutically acceptable salts and geometrical and optical isomers thereof wherein:X, Y, and Z are each independently O or S with S optionally oxidized to S=O;Alk is straight or branched chain alkylene or hydroxyalkylene containing 1-6 carbon atoms;R.sub.1 is hydrogen or lower alkyl;n is 0 to 5;R.sub.2 is hydrogen, lower alkyl, cycloalkyl, --(CH.sub.2).sub.n --CO.sub.2 R.sub.1, phenyl, phenyl substituted with halo, lower alkyl or lower alkoxy; andAr is 5,6,7,8-tetrahydro-1-naphthalenyl, phenyl, or phenyl substituted with lower alkyl, hydroxy, lower alkoxy, or lower alkanoyl.This invention is in the field of pharmaceutical agents which act as leukotriene D.sub.4 (LTD.sub.4) antagonists and includes embodiments which act as leukotriene B.sub.4 (LTD.sub.4) antagonists.
    Type: Grant
    Filed: September 9, 1988
    Date of Patent: May 8, 1990
    Assignee: G. D. Searle & Co.
    Inventors: James R. Deason, Michael A. Stealey, Richard M. Weier
  • Patent number: 4863922
    Abstract: Aromatic sulfonamides with a saturated heterocycle fused thereto are carbonic anhydrase inhibitors useful in the treatment of elevated intraocular pressure.
    Type: Grant
    Filed: June 15, 1988
    Date of Patent: September 5, 1989
    Assignee: Merck & Co., Inc.
    Inventors: John J. Baldwin, Gerald S. Ponticello, Marcia E. Christy
  • Patent number: 4822813
    Abstract: Novel 3-(2-haloalkyl)-1,4-oxathiins or 2-(2-haloalkyl)-1,4-dithiins, useful for regressing or inhibiting the growth of leukemia and tumors in mammals. The compounds have the formula.: ##STR1## wherein R.sub.1 is an alkyl group containing up to 4 carbon atoms, cyclohexyl or phenyl;R.sub.2 is hydrogen or ethyl;R.sub.3 and R.sub.4 are each hydrogen, methyl or ethyl, andwhen either R.sub.3 and R.sub.4 is methyl or ethyl, the other is hydrogen;X is halogen; andY is oxygen or sulfur andwhen Y is sulfur, R.sub.3 and R.sub.4 are both hydrogen.and pharmaceutical compositions comprising said compounds in admixture with a pharmaceutically acceptable substantially non-toxic carrier.
    Type: Grant
    Filed: January 21, 1988
    Date of Patent: April 18, 1989
    Assignee: Uniroyal Chemical Ltd./Uniroyal Chemical Ltee
    Inventors: Walter G. Brouwer, Ethel E. Felauer, Marshal Kulka
  • Patent number: 4735963
    Abstract: The invention concerns novel [5,6]-cis-1,3-oxathiane derivatives of formula I in which R.sup.1 and R.sup.2 are variously defined as hydrogen, alkyl, trifluoromethyl or phenyl (as set out in the specification), n is 1 or 2, m is 2, 3 or 4, Y is vinylene and Z is carboxy, 1(H)-tetrazol-5-yl or a group of the formula --CO.NH.SO.sub.2 R.sup.3 in which R.sup.3 is alkyl, phenyl or benzyl, and pharmaceutically acceptable salts thereof, for use in conjunction with their pharmaceutical compositions in treating certain pulmonary and/or vascular disorders. The invention also describes various processes and intermediates for the manufacture of the novel compounds.
    Type: Grant
    Filed: May 9, 1986
    Date of Patent: April 5, 1988
    Assignee: Imperial Chemical Industries PLC
    Inventors: Victor G. Matassa, Michael J. Smithers
  • Patent number: 4670429
    Abstract: The invention relates to a synergistic fungicidal composition containing more active ingredients comprising 2,3-dihydroxy-6-methyl-5-phenylcarbamoyl-1,4-oxathiine or 2.3-dihydro-6-methyl-5-phenylcarbamoyl-1,4-oxathiine-4,4-dioxide and the zinc and manganese complexes of (8-oxyquinolinate)-(dimethyl dithiocarbamate) as active ingredients, optionally solid and/or liquid carriers and other excipients. The compositions is of value especially in the treatment of infections caused by ustilaginales and yellow rust on cereals.
    Type: Grant
    Filed: July 23, 1984
    Date of Patent: June 2, 1987
    Assignees: Eszakmagyarorszagi Vegyimuvek, Budapesti Vegyimuvek
    Inventors: Zsolt Dombay, Erzsebet Grega nee Toth, Jozsef Nagy, Csaba Pavliscsak, Laszlo Tasi, Andras Toth, Oszkar Toth, Judit Vitanyi, Ferenc Bihari, Peter Bohus, Peter Inczedy, Istvan Magyari, Marianna Kertesz nee Szabo, Laszlo Wohl, Attila Ferenczi
  • Patent number: 4621091
    Abstract: 3-hydroxybenzo[b]thiophene-2-sulfide derivatives have been prepared by ring closure of an appropriately substituted 2--R.sup.1 SCH.sub.2 S-- benzoic acid ester in the presence of a strong base. These compounds have been found to be specific inhibitors of 5-lipoxygenase and thereby useful in the treatment of inflammation, pain and fever associated with inflammation, arthritic conditions, asthma, allergic disorders such as allergic rhinitis and chronic bronchitis, skin diseases like psoriasis and atopic exzema, cardiovascular or vascular disorders, and other leukotriene mediated diseases. Furthermore, these compounds have been found to exhibit cytoprotective activity which does not involve the inhibition of gastric acid secretion but can be used at relatively low dosages for increasing the resistance of gastro-intestinal mucosa to strong irritants.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: November 4, 1986
    Assignee: Merck & Co., Inc.
    Inventors: Allan N. Tischler, Thomas J. Lanza, Jr.
  • Patent number: 4551472
    Abstract: Unsymmetrical N-substituted bis-carbamoyl sulfide compounds exhibit exceptional broad spectrum pesticidal activity coupled with extremely low mammalian toxicity and phytotoxicity.
    Type: Grant
    Filed: January 9, 1984
    Date of Patent: November 5, 1985
    Assignee: Union Carbide Corporation
    Inventor: Themistocles D. J. D'Silva