Ether Oxygen Single Bonded To Carboxylic Acid, Percarboxylic Acid Or Salt Thereof Through An Acyclic Carbon Or Acyclic Carbon Chain Patents (Class 514/571)
  • Patent number: 4731381
    Abstract: The present invention is directed to a method of treating a person for sickle cell anemia comprising administering to the person a therapeutically effective dosage of a compound of the general formula (I) and pharmaceutically acceptable salts thereof: ##STR1## wherein: R=ethyl, propyl or isopropyl; and ##STR2##
    Type: Grant
    Filed: April 4, 1986
    Date of Patent: March 15, 1988
    Assignee: Merck & Co., Inc.
    Inventors: Donald J. Abraham, Edward J. Cragoe, Jr., Otto W. Woltersdorf, Jr.
  • Patent number: 4713486
    Abstract: A compound of formula (I): ##STR1## or a salt, ester or amide thereof, in whichY is a group --O(CH.sub.2).sub.m --, --(CH.sub.2).sub.m -- or --CH.dbd.CH-- where m is an integer of from 1 to 5 n is an integer of from 4 to 14X represents a double or triple bond, and each of A and B represents hydrogen when X is a double bond, or both A and B are absent when X is a triple bond,is useful in the treatment of allergic diseases.
    Type: Grant
    Filed: October 21, 1985
    Date of Patent: December 15, 1987
    Assignee: Beecham Group p.l.c.
    Inventor: Derek R. Buckle
  • Patent number: 4711903
    Abstract: The compounds of the present invention comprise substituted phenolic thioethers represented by the formula: ##STR1## wherein: R.sub.1 and R.sub.2 are the same or different and independently represent tert-alkyl or phenyl; A represents methylene or methylene substituted by alkyl, dialkyl or hydroxy, provided that when A includes hydroxymethylene, the hydroxymethylene group is not adjacent to a heteroatom; B represents sulfur, sulfoxide, sulfone, oxygen, --NH-- or nitrogen substituted by alkyl, phenyl, benzyl, substituted phenyl or substituted benzyl; C represents methylene or methylene substituted by alkyl; R.sub.3 represents CO.sub.2 H, CO.sub.2 -alkyl or a tetrazole group; m is 0 or 1, n is 2, 3 or 4 and p is 1, 2 or 3; amd the pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: January 31, 1986
    Date of Patent: December 8, 1987
    Assignee: G. D. Searle & Co.
    Inventors: Richard A. Mueller, Richard A. Partis, James R. Deason
  • Patent number: 4704402
    Abstract: A method of treating a person for sickle cell anemia including administering to the person a therapeutically effective dosage of the compound ##STR1## wherein at least one R=Cl, BR, CH.sub.3 or OCH.sub.3 and each other R=H, R'=H or CH.sub.3 and n=1, 2, 3, 4 or 5. The compound is preferably selected from the group consisting of clofibrate, clofibric acid, p-chlorophenoxyacetic acid and phenoxyacetic acid. It is preferably administered in solid dosage form and may advantageously be employed in prophylactic treatment to resist sickle cell crises.
    Type: Grant
    Filed: November 21, 1983
    Date of Patent: November 3, 1987
    Assignee: University of Pittsburgh
    Inventors: Donald J. Abraham, Donald Witiak
  • Patent number: 4668509
    Abstract: Polythioalkanecarboxylic products of formula: ##STR1## in which R.sub.1 =C.sub.6-30 aromatic or alkylaromatic radical; R.sub.2 =C.sub.4 -C.sub.18 alkyl; A=C.sub.1-3 alkylene; M=H, alkali metal or alkaline earth metal, an ammonium ion or a substituted ammonium ion; z=1-6; m=1-10; n=1-20; and u=zero or 1 are disclosed.A process of preparation comprising, in a first stage, reacting an alcohol or phenol of formula R.sub.1 (OH) .sub.z (II) with an epihalogenohydrin of formula ##STR2## in which X=Cl or Br, in the presence of a Lewis acid, to give the intermediates of the formula: ##STR3## and in a second stage, the two compounds of formulae R.sub.2 SH (V) and HS--A--COOH (VI), in which R.sub.2 and A have the meanings indicated above, are reacted simultaneously or successively with the compound of the formula (IV) is also disclosed.The compounds of the formula (I) are used in cosmetic compositions.
    Type: Grant
    Filed: August 2, 1984
    Date of Patent: May 26, 1987
    Assignee: L'Oreal
    Inventors: Guy Vanlerberghe, Henri Sebag
  • Patent number: 4661515
    Abstract: Novel compounds possessing both angiotensin enzyme inhibitory activity and diuretic activity are disclosed. The compounds are represented by the general formula ##STR1## in which X is ##STR2## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are hydrogen, alkyl, alkenyl, alkynyl, phenyl-alkyl, and cycloalkyl, and may be the same or different; n is an integer from 0 to 4 inclusive; M is alkenyl, alkynyl, cycloalkyl, cycloalkyl-alkyl, polycycloalkyl, polycycloalkyl-alkyl, aryl, aralkyl, heteroaryl, heteroaryl-alkyl, hetero-cyloalkyl, hetero-cycloalkyl-alkyl, fused aryl-cycloalkyl, fused aryl-cycloalkyl-alkyl, fused heteroaryl-cycloalkyl, fused heteroaryl-cycloalkyl-alkyl, alkoxyalkyl, alkylthioalkyl, alkylamino-alkyl, or dialkylaminoalkyl, or M and R.sub.6 taken together with the nitrogen to which M is bonded and the carbon to which R.sub.
    Type: Grant
    Filed: January 17, 1986
    Date of Patent: April 28, 1987
    Assignee: USV Pharmaceutical Corporation
    Inventors: Edward S. Neiss, John T. Suh, John J. Piwinski
  • Patent number: 4628115
    Abstract: The invention relates to compounds of the formula ##STR1## wherein R is hydrogen or lower alkyl, Z is alkylene of 1 to 10 carbon atoms, --(C*H.sub.2).sub.3 --C.tbd.C--, --C*H.sub.2 --C.tbd.C--(CH.sub.2).sub.3 --, and --(CH.sub.2).sub.2 O].sub.n (CH.sub.2).sub.2 -- wherein n is an integer of 1 to 3, the carbon atom marked with an asterisk is linked to the phenoxy moiety,and salts thereof with pharmaceutically acceptable bases. The compounds of formula I are antagonists of slow reacting substance of anaphylaxis (SRS-A; leukotrienes C.sub.4, D.sub.4 and E.sub.4), which renders them useful as agents for the treatment of allergic conditions.
    Type: Grant
    Filed: March 25, 1985
    Date of Patent: December 9, 1986
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Matthew Carson, Ronald A. LeMahieu, William C. Nason
  • Patent number: 4621098
    Abstract: The present invention provides thioethers of the general formula: ##STR1## wherein Ar is a phenyl radical which is optionally substituted one, two or three times by alkyl, alkenyl, alkoxy, alkylthio, alkanoyl, hydroxyl, hydroxyalkyl, carboxyl, alkoxycarbonyl, carbamoyl, nitro, amino or halogen, Q is an oxygen or sulphur atom or an NH group, A is a straight-chained or branched C.sub.2 -C.sub.8 alkylene radical which is optionally substituted by a hydroxyl group or can be interrupted by an ethenylene or ethynylene group, n is 0, 1 or 2, and R is a hydrogen atom or a straight-chained or branched alkyl radical which is optionally substituted one or more times by the same or different radicals selected from alkoxycarbonyl, alkoxy, hydroxyl, carboxyl or optionally substituted carbamoyl or amino; as well as the pharmacologically acceptable salts thereof, with the proviso that A cannot be ethylene when Ar is a phenyl radical, Q is an oxygen atom and R is the group --CH.sub.2 COOH.
    Type: Grant
    Filed: July 2, 1984
    Date of Patent: November 4, 1986
    Assignee: Boehringer Mannheim GmbH
    Inventors: Robert Umminger, Walter-Gunar Friebe, Wolfgang Kampe, Androniki Roesch, Otto-Henning Wilhelms
  • Patent number: 4590291
    Abstract: An ether derivative of a dihydroxybenzene of the formula ##STR1## in which R.sup.1 is 1 to 3 identical or different substituents selected from hydrogen, halogen, trifluoromethyl, carboxyl, alkyl, alkoxy, alkylmercapto and carbalkoxy, with in each case 1 to 4 carbon atoms in the alkyl and alkoxy groups, andR.sup.2 and R.sup.3 are different and each is an alkyl or alkenyl chain in which 1 or 2 CH.sub.2 chain members are optionally replaced by O, S, CO or a phenylene group, and/or in which the chain is optionally substituted by 1 to 3 identical or different substituents selected from hydroxyl, halogen, trifluoromethyl, phenyl, carboxyl, alkyl, alkoxy, alkylmercapto, carbalkoxy, and acyl, the phenyl radical in turn optionally being substituted by halogen, trifluoromethyl, carboxyl, alkyl, alkoxy, alkylmercapto or carbaloxy, and the abovementioned alkyl, alkoxy and acyl groups in each case containing 1 to 4 carbon atoms, and in which at least one of the radicals R.sup.2 or R.sup.
    Type: Grant
    Filed: June 7, 1982
    Date of Patent: May 20, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Horst Boshagen, Ulrich Horlein, Gerd Reinhardt, Friedel Seuter, Elisabeth Perzborn
  • Patent number: 4567201
    Abstract: A diphenoxypropane derivative of the formula: ##STR1## wherein X is a halogen atom, Y is a hydrogen atom or a hydroxy group and Z is a tetrazolyl or carboxy group, has excellent antiasthmatic and antiinflammatory activities, and therefore the diphenoxypropane derivatives are useful as antiasthmatic or antiinflammatory agents.
    Type: Grant
    Filed: November 9, 1982
    Date of Patent: January 28, 1986
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Akira Nohara, Yoshitaka Maki
  • Patent number: 4500544
    Abstract: Ascochlorin derivatives of the formula: ##STR1## wherein R is a hydroxyl group, a lower alkoxy group, a pyridyl group, an amino group, a dialkylamino group, a phenoxyalkyl group which may have a substituent in the nucleus, or a phenyl group which may have a substituent in the nucleus; and n is an integer of 0 to 5, a process for preparing the same and a pharmaceutical composition containing the same are disclosed.The derivatives are useful to treat diabetes, improve lipid metabolism and control tumors.
    Type: Grant
    Filed: August 27, 1982
    Date of Patent: February 19, 1985
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Tomoyoshi Hosokawa, Ikutoshi Matsuura, Hidenori Takahashi, Kunio Ando, Gakuzo Tamura