The Sulfur Is Bonded Directly To The Aryl Ring Or Ring System Patents (Class 564/341)
  • Patent number: 4317819
    Abstract: The invention provides compounds of general formula ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in whichY and Z, which may be the same or different, each represent oxygen, sulphur, .dbd.CHNO.sub.2 or .dbd.NR.sub.3 where R.sub.3 is hydrogen, nitro, cyano, lower alkyl, aryl, alkylsulphonyl or arylsulphonyl;p has a value from 2 to 12;R.sub.1 represents ##STR2## in which R.sub.4 and R.sub.5 which may be the same or different, each represent hydrogen, lower alkyl, cycloalkyl, lower alkenyl, aralkyl or lower alkyl interrupted by an oxygen atom or a group >N-R.sub.6 in which R.sub.6 represents hydrogen or lower alkyl, or R.sub.4 and R.sub.5 together with the nitrogen atom to which they are attached form a 5 to 7-membered saturated heterocyclic ring which may contain an additional oxygen atom or the group >NR.sub.
    Type: Grant
    Filed: December 5, 1980
    Date of Patent: March 2, 1982
    Assignee: Glaxo Group Limited
    Inventors: John W. Clitherow, Barry J. Price, John Bradshaw, Michael Martin-Smith
  • Patent number: 4313005
    Abstract: This invention relates to a process for reducing amidine formation during reduction of organonitriles. The process comprises including a boron compound in the reaction medium in sufficient amount to complex the amidine compound as it is formed.
    Type: Grant
    Filed: April 3, 1980
    Date of Patent: January 26, 1982
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Michael E. Ford, Randall J. Daughenbaugh
  • Patent number: 4284827
    Abstract: Substituted ethanes (I) are reacted with an alkyl metal reagent to form isomeric metalated olefins (IIIA and IIIB) having a trans (IIIB) to cis (IIIA) ratio of greater than 70:30.
    Type: Grant
    Filed: December 17, 1979
    Date of Patent: August 18, 1981
    Assignee: The Upjohn Company
    Inventor: Jerry A. Walker
  • Patent number: 4281118
    Abstract: Novel aminoalkylsulfides, aminoalkylsulfoxides and aminoalkylsulfones of the general formula ##STR1## wherein y and z independently represent the integer 0, 1 or 2; a represents the integer 0 or 2; n represents the integer 1, 2, 3 or 4; R.sub.1 independently represent lower alkyl or hydrogen or alternatively R.sub.1 and R.sub.2 taken together with the adjacent nitrogen atom represent a 5 or 6 membered heterocyclic ring which may optionally contain an oxygen atom whereby a morpholino, piperidino, or pyrrolidino grouping is formed; R.sub.3 represents halo such as chloro or bromo, lower alkylthio, arloweralkylthio, arylthio such as 4-methylphenylthio, 4-morpholinylloweralkylthio such as 4-morpholinylpropylthio, lower alkyl or arloweralkylamino such as 4-methoxybenzenemethanamino; R.sub.4 represents hydrogen or lower alkyl. The invention also includes the pharmaceutically-acceptable salts of the compounds described herein.
    Type: Grant
    Filed: June 18, 1979
    Date of Patent: July 28, 1981
    Assignee: The Dow Chemical Company
    Inventors: Joseph E. Dunbar, Louis E. Begin
  • Patent number: 4279911
    Abstract: The invention relates to compounds of the general formula (I) ##STR1## and physiologically acceptable salts, N-oxides, hydrates and bioprecursors thereof, in which Y represents .dbd.O, .dbd.S, .dbd.CHNO.sub.2 or .dbd.NR.sub.3 where R.sub.3 represents hydrogen, nitro, cyano, lower alkyl, aryl, lower alkylsulphonyl or arylsulphonyl; R.sub.1 and R.sub.2, which may be the same or different, each represent hydrogen lower alkyl, cycloalkyl, lower alkenyl, aralkyl, hydroxy, lower trifluoroalkyl, lower alkyl substituted by hydroxy, lower alkoxy, amine, lower alkylamino or dialkylamino, or R.sub.1 and R.sub.2 together with the nitrogen atom to which they are attached form a 5 to 7 membered heterocyclic ring which may contain other heteroatoms or the group ##STR2## where R.sub.
    Type: Grant
    Filed: June 6, 1980
    Date of Patent: July 21, 1981
    Assignee: Glaxo Group Limited
    Inventors: Michael Martin-Smith, Barry J. Price, John Bradshaw, John W. Clitherow
  • Patent number: 4272550
    Abstract: Omega-[4-(polyfluoro-2-hydroxy-2-propyl)-2,3,6-substituted-phenoxy and phenylthio]alkanoic acids and compounds related thereto having antihypertensive activity are preparable by reaction of the appropriate 2,3,6-substituted-4-(polyfluoro-2-hydroxy-2-propyl)phenol or thiophenol with an alkyl ester of a bromoalkanoic acid, followed by hydrolysis to the free acid.
    Type: Grant
    Filed: October 31, 1979
    Date of Patent: June 9, 1981
    Assignee: Schering Corporation
    Inventors: Bernard R. Neustadt, Elijah H. Gold
  • Patent number: 4260634
    Abstract: Certain phenylthioalkylamines and amides thereof are antifungal or antibacterial agents, or both, and provide a method of controlling the growth of these microorganisms.
    Type: Grant
    Filed: June 18, 1979
    Date of Patent: April 7, 1981
    Assignee: International Minerals & Chemical Corp.
    Inventor: Herbert L. Wehrmeister
  • Patent number: 4231942
    Abstract: There are described new styryl compounds of the formula ##STR1## in which X is .dbd.CH.sub.2, --O--, --S-- or the grouping .dbd.NR.sub.3 wherein R.sub.3 is hydrogen or an alkyl group having 1 to 4 carbon atoms,Z is the --O-- or --S-- atom,A is a straight-chain or branched-chain alkylene group having 2 to 4 carbon atoms,R.sub.1 is an unsubstituted or substituted alkyl group,R.sub.2 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen or phenoxy, andY is --CN, --COOR.sub.4, --SO.sub.2 R.sub.4 or CONR.sub.3 R.sub.5 wherein R.sub.3 has the meaning given above, R.sub.4 is a C.sub.1 -C.sub.4 -alkyl group or the phenyl group, R.sub.5 is hydrogen or is the same as R.sub.4,and the benzene rings B, C and D can be further substituted in particular by nonionic substituents, and also the production thereof and their use as dyes for dyeing and printing synthetic fibre materials, particularly those made from aromatic polyesters.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: November 4, 1980
    Assignee: Ciba-Geigy Corporation
    Inventor: Stefan Koller