Nitrogen Attached Indirectly To The Phosphorus By Nonionic Bonding Patents (Class 558/190)
  • Patent number: 5070106
    Abstract: Compounds of formula ##STR1## (wherein R, R.sub.1, R.sub.2, R.sub.3, n, m, and p have the meanings reported in the specification), their preparation and the compositions for pharmaceutical use containing them as active ingredient are described.The compounds of formula I have dopaminergic vasodilator activity and they may be used in pharmaceutical field.
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: December 3, 1991
    Assignee: Simes Societa Italiana Medicinali e Sintetici S.p.A.
    Inventors: Cesare Casagrande, Gabriele Norcini, Francesco Santangelo, Claudio Semeraro
  • Patent number: 4971957
    Abstract: Novel carboxamide compounds represented by the general formula (I) possess excellent activities for lowering lipids and thus they are useful as agents for treating and preventing various diseases (hyperlipidemia) such as hypercholesterolemia, hypertriglyceridemia, hyperphospholipidemia, hyperlipacidemia, and the like.
    Type: Grant
    Filed: June 29, 1989
    Date of Patent: November 20, 1990
    Assignee: Otsuka Pharmaceutical Factory, Inc.
    Inventors: Kazuhiko Tsutsumi, Eiji Uesaka, Kayoko Shinomiya, Yoshihiko Tsuda, Yauso Shoji, Atsushi Shima
  • Patent number: 4948908
    Abstract: The invention relates to a new family of organophosphorus compounds. The compounds have a biological activity and can be used as insecticides. The compounds belong to the group of bis-aminophenyl phosphoric acid esters.
    Type: Grant
    Filed: July 14, 1987
    Date of Patent: August 14, 1990
    Assignee: Ramot Purotech, Ltd.
    Inventors: Moshe A. Frommer, Yoffi Segall, Ezra Shirin
  • Patent number: 4918064
    Abstract: A class of phenyl glycine compounds is described for treatment to reduce neurotoxic injury associated with anoxia or ischemia which typically follows stroke, cardiac arrest or perinatal asphyxia. The treatment includes administration of a phenyl glycine compound alone or in a composition in an amount effective as an antagonist to inhibit excitotoxic actions at major neuronal excitatory amino acid receptor sites.
    Type: Grant
    Filed: October 21, 1987
    Date of Patent: April 17, 1990
    Assignee: G. D. Searle & Co.
    Inventors: Alex A. Cordi, Michael L. Vazquez
  • Patent number: 4897503
    Abstract: This invention provides a 1,1,2-triaryl-1-butene derivative of the formula ##STR1## wherein R.sub.1 and R.sub.2 each represent a lower alkyl group, one of R.sub.3 and R.sub.4 is a lower alkyl group and the other is a group of the formula ##STR2## (in which R.sub.5 is a hydrogen atom, a lower alkyl group, a lower alkoxy group, a halogen atom or --OPO(OH).sub.2 group); or a pharmacologically acceptable salt thereof, its preparation and agents containing the derivative for treating mammary cancer and anovulatory infertility.
    Type: Grant
    Filed: January 27, 1988
    Date of Patent: January 30, 1990
    Assignee: Taiho Pharmaceutical
    Inventors: Tetsuji Asao, Setsuo Takeda, Yoshikazu Sugimoto, Toshiyuki Toko, Yuji Yamada, Kazuo Ogawa, Norio Unemi
  • Patent number: 4874846
    Abstract: Process for the preparation of aryloxy-benzoic acids containing a sulphonamide group by the direct reaction of a phenoxy-benzoic acid with a sulphonamide, in the presence of a halogenating agent such as P(O)Cl.sub.3.
    Type: Grant
    Filed: May 26, 1987
    Date of Patent: October 17, 1989
    Assignee: Rhone-Poulenc Agrochimie S.A.
    Inventor: Alain Chene
  • Patent number: 4864050
    Abstract: 1-[(Diorganooxyphosphonyl)methyl]-2,4- and -2,6-dinitro- and diamino benzenes are prepared by nitrating an (organophosphonyl)methyl benzene to produce the dinitro compounds which are then reduced to the diamino compounds. The organo groups (alkyl, haloalkyl, aryl) on the phosphorus may be removed to give the free acids, (HO).sub.2 P(.dbd.O)--. The diamino compounds may be polymerized with dianhydrides or diacyl halides to produce fire and flame resistant polymers which are useful in the manufacture of aircraft structures.
    Type: Grant
    Filed: May 28, 1987
    Date of Patent: September 5, 1989
    Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administration
    Inventors: John A. Mikroyannidis, Demetrius A. Kourtides
  • Patent number: 4822780
    Abstract: A carboxamide compound of the formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and X are as defined and pharmaceutically acceptable salts thereof, and composition containing the compound are disclosed.The compound is useful as a calcium antagonistic agent and an antiinflammatory agent.
    Type: Grant
    Filed: July 8, 1987
    Date of Patent: April 18, 1989
    Assignee: Otsuka Pharmaceutical Factory, Inc.
    Inventors: Yoshihiko Tsuda, Yoshiaki Tsuda
  • Patent number: 4814448
    Abstract: Certain phenyl and N-heterocyclic phosphorothioates and phosphates are prepared by the reaction of an appropriate alkali metal or alkaline earth metal -O-phenyl or N-heterocyclic compound with an appropriate phosphorochloridate or phosphorochloridothioate under alkaline conditions in a liquid reaction medium and in the presence of a tertiary amine catalyst and a nonionic surfactant having a HLB Value of from about 2.5 to about 20 or more.
    Type: Grant
    Filed: March 6, 1987
    Date of Patent: March 21, 1989
    Assignee: The Dow Chemical Company
    Inventors: Sterling C. Gatling, Karl L. Krumel
  • Patent number: 4814451
    Abstract: Certain phenyl and N-heterocyclic phosphorothioates and phosphonothioates and phosphates are prepared by the reaction of an appropriate alkali metal or alkaline earth metal --0-phenyl or N-heterocyclic compound with an appropriate phosphorochloridate, phosphorochloridothioate, phosphonochloridate or phosphonochloridothioate under alkaline conditions in the presence of a tertiary amine catalyst and a nonionic surfactant having an HLB Value of from about 1 to about 20, preferably about 5 to 15, in a two-phase system, one phase being primarily the phosphorate or phosphonate reactant and a complex thereof with the tertiary amine catalyst and the other phase being an aqueous reaction medium comprising water, a buffer system, and the alkali metal or alkaline earth metal-O-phenyl or --O-N-heterocyclic compound, in the substantial or complete absence of an organic solvent the aqueous reaction medium being maintained at pH about 10 to 12 by the buffer system.
    Type: Grant
    Filed: March 20, 1987
    Date of Patent: March 21, 1989
    Assignee: The Dow Chemical Company
    Inventor: Sterling C. Gatling
  • Patent number: 4761405
    Abstract: The invention pertains to novel, potent anticonvulsants, analgesics, cognition enhancers and neuroprotectants achieving their action through the antagonism of specific excitatory amino acid neurotransmitter receptors. In particular, the invention is directed to .omega.-[2-(phosphonoalkylenyl)-cycloalkyl]-2-aminoalkanoic acids having general formula: ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and are selected from the group consisting of hydrogen, lower alkyl (C.sub.1 to C.sub.6), alkyl (C.sub.7 to C.sub.12), fatty acid chain (C.sub.13 to C.sub.24), aryl, aralkyl, hydroxyl; the stereoisomers being in their resolved or racemic form; n and m=0,1,2 or 3; z=0,1 or 2; the cycloalkyl ring being replaced with the cycloalkenyl ring; and the pharmaceutically acceptable salts and derivatives thereof.
    Type: Grant
    Filed: March 4, 1987
    Date of Patent: August 2, 1988
    Assignee: Nova Pharmaceutical Corporation
    Inventors: Waclaw J. Rzeszotarski, Donald J. Kyle
  • Patent number: 4734404
    Abstract: Novel benzoylureidoaryl phosphate compounds are provided together with methods for their preparation and the use of said compounds as the active toxicant in pesticidal compositions.
    Type: Grant
    Filed: June 6, 1986
    Date of Patent: March 29, 1988
    Assignee: Rhone-Poulenc Nederland B.V.
    Inventors: Raaj Kumar, Themistocles D. J. D'Silva
  • Patent number: 4729840
    Abstract: Reaction products of 5-norbornene-2,3-dicarboxylic anhydride O,O-dialkyldithiophosphate adduct of the formula ##STR1## have been found to be beneficial additives for functional fluids used in the machinery of motorized vehicles. These additives are effective extreme pressure agents and antiwear agents as well as antioxidants for use in such functional fluids as lubricating oils including automatic transmission fluids and hydraulic fluids.
    Type: Grant
    Filed: July 11, 1986
    Date of Patent: March 8, 1988
    Assignee: The Lubrizol Corporation
    Inventors: Richard M. Lange, William C. Tritt, Stephen A. DiBiase
  • Patent number: 4689421
    Abstract: 1-[(Diorganooxyphosphonyl)methyl]-2,4- and -2,6-dinitro- and diamino benzenes are prepared by nitrating an (organophosphonyl)methyl benzene to produce The dinitro compounds which are then reduced to the diamino compounds. The organo groups (alkyl, haloalkyl, aryl) on the phosphorus may be removed to give the free acids, (HO).sub.2 P(.dbd.O)--. The diamino compounds may be polymerized with dianhydrides or diacyl halides to produce fire and flame resistant polymers which are useful in the manufacture of aircraft structures.
    Type: Grant
    Filed: August 16, 1984
    Date of Patent: August 25, 1987
    Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space Administration
    Inventors: John A. Mikroyannidis, Demetrius A. Kourtides
  • Patent number: 4677217
    Abstract: Phenylsulfonamides of the formula ##STR1## in which X is a group ##STR2## Y is hydrogen, halogen, C.sub.1 -C.sub.5 -alkyl, trifluoromethyl, C.sub.2 -C.sub.5 -alkenyl, C.sub.2 -C.sub.5 -alkynyl, nitro, --COOR.sup.6 or --Q--R.sup.6, A is oxygen, sulfur, a direct bond, C.sub.1 -C.sub.5 -alkylene, C.sub.2 -C.sub.5 -alkenylene, C.sub.1 -C.sub.5 -halogenoalkylene or --NR.sup.7 --(CH.sub.2).sub.m --; --CH.sub.2 --NH--(CH.sub.2).sub.m ; --(CH.sub.2).sub.m --NR.sup.7 -- or --O--(CH.sub.2).sub.p --, --S--(CH.sub.2).sub.p --, --(CH.sub.2).sub.p --O-- or --(CH.sub.2).sub.p --S--, n is zero or one, G is oxygen or sulfur, R.sup.4 is C.sub.1 -C.sub.5 -alkoxy, C.sub.1 -C.sub.5 -halogenoalkoxy, C.sub.1 -C.sub.5 -alkylthio, C.sub.1 -C.sub.5 -alkyl, C.sub.1 -C.sub.5 -halogenoalkyl, phenyl or hydroxyl, R.sup.5 is hydrogen, C.sub.1 -C.sub.5 -alkoxy, C.sub.1 -C.sub.5 -halogenoalkoxy, C.sub.1 -C.sub.5 -alkylthio, C.sub.1 -C.sub. 5 -alkyl or hydroxyl, R.sup.6 is hydrogen, C.sub.1 -C.sub.5 -alkyl, C.sub.1 -C.sub.
    Type: Grant
    Filed: October 4, 1985
    Date of Patent: June 30, 1987
    Assignee: Ciba-Geigy Corporation
    Inventors: Ludwig Maier, Willy Meyer, Konrad Oertle, Achim Roloff, Werner Topfl
  • Patent number: 4673671
    Abstract: A catecholamine compound is converted to a new mono O-phosphate ester derivative thereof which exhibit improved absorption and effectiveness.
    Type: Grant
    Filed: June 25, 1985
    Date of Patent: June 16, 1987
    Assignee: SIMES Societa Italiana Medicinali e Sintetici S.p.A.
    Inventors: Cesare Casagrande, Francesco Santangelo
  • Patent number: 4657899
    Abstract: The invention pertains to novel, potent anticonvulsants, analgesics and cognition enhancers achieving their action through the antagonism of specific excitatory amino acid neurotransmitter receptors. In particular, the invention is directed to .omega.-[2-phosphonoalkyleneyl)phenyl]-2-aminoalkanoic acids having general formula: ##STR1## Wherein R.sub.1 and R.sub.2 are the same or different and are selected from the group consisting of hydrogen, lower alkyl, halogen, --CH.dbd.CH--CH.dbd.CH.dbd., amino, nitro, trifluoromethyl or cyano; n and m=0, 1, 2, or 3; and the pharmaceutically acceptable salts and derivatives thereof.
    Type: Grant
    Filed: April 9, 1986
    Date of Patent: April 14, 1987
    Assignee: Nova Pharmaceutical Corporation
    Inventors: Waclaw J. Rzeszotarski, Robert L. Hudkins, Maria E. Guzewska
  • Patent number: 4626528
    Abstract: Phosphorothionates having the formula ##STR1## wherein R.sub.1 is methyl or ethyl and R.sub.2 is an alkyl having from 3 to 6 carbon atoms. These compounds are useful in baits for the control of fire ants and termites.
    Type: Grant
    Filed: October 20, 1983
    Date of Patent: December 2, 1986
    Assignee: S. C. Johnson & Son, Inc.
    Inventor: William E. McHenry
  • Patent number: 4608399
    Abstract: The invention relates to stabilizer-containing reactive components for the production of polyurethane foams having little or no tendency towards core discoloration which are characterized by a stabilizing addition of monomeric and/or oligomeric derivatives of the diphenylamine series, including the phenothiazine series. The invention also relates to new stabilizers of the diphenylamine and/or phenothiazine series and to a process for their production, characterized in that aromatic amines of the diphenylamine and/or phenothiazine series are reacted with bifunctional halogen derivatives, diols, bis-ethers or bis-esters or with bis-olefins formed therefrom at elevated temperatures in the presence of strong acids and the amines are optionally further alkylated.
    Type: Grant
    Filed: October 18, 1985
    Date of Patent: August 26, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Josef Buysch, Hans-Walter Illger, Karl H. Dorner