Nitrogen Attached Directly To The Cyclopentanohydrophenanthrene Ring System By Nonionic Bonding Patents (Class 540/106)
  • Patent number: 5455335
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is also provided.
    Type: Grant
    Filed: April 8, 1994
    Date of Patent: October 3, 1995
    Assignee: The Trustees of Princeton University
    Inventors: Daniel E. Kahne, Suzanne W. Kahne
  • Patent number: 5426102
    Abstract: Novel compounds of the general formula I ##STR1## and the pharmacologically tolerable addition salts thereof with acids are described, in which eitherIa) R.sup.11 represents a hydrogen atom in the .beta.-configuration and each of R.sup.12 and R.sup.13 represents a hydrogen atom, orIb) R.sup.11 represents a hydrogen atom in the .beta.-configuration and R.sup.12 and R.sup.13 together represent a second bond, orIc) R.sup.11 and R.sup.12 together represent a second bond and R.sup.13 represents a hydrogen atom, orId) R.sup.11 represents a hydrogen atom in the .alpha.-configuration and R.sup.12 and R.sup.13 together represent a second bond,and in Ia), Ib), Ic) or Id)X represents an oxygen atom, the hydroxyimino grouping >N.about.OH or two hydrogen atoms,R.sup.1 represents a hydrogen atom or a methyl group,R.sup.2 represents a hydroxy group, a C.sub.1 -C.sub.10 -alkoxy group or a C.sub.1 -C.sub.10 -acyloxy group, andR.sup.3 and R.sup.
    Type: Grant
    Filed: June 22, 1993
    Date of Patent: June 20, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Wolfgang Schwede, Eckhard Ottow, Gunter Neef, Arwed Cleve, Krzysztof Chwalisz, Horst Michna
  • Patent number: 5373095
    Abstract: Provided are cyclic hydrocarbons of Formula I ##STR1## with an aminoalkyl sidechain that are useful for treating phospholipase A2 mediated conditions, diabetes, and obesity.
    Type: Grant
    Filed: September 23, 1993
    Date of Patent: December 13, 1994
    Assignee: The Upjohn Company
    Inventors: Roy A. Johnson, Gordon L. Bundy, Gilbert A. Youngdale, Douglas R. Morton, Donald P. Wallach, deceased
  • Patent number: 5338837
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is also provided.
    Type: Grant
    Filed: December 13, 1991
    Date of Patent: August 16, 1994
    Assignee: The Trustees of Princeton University
    Inventor: Daniel E. Kahne
  • Patent number: 5290771
    Abstract: The novel compounds of the invention are 19 nor-steroids of the formula: ##STR1## Where A, B, C, D, X, Y, Z, R.sub.17, and R.sup.1 are as defined in the specification, having hormonal properties and their preparation and intermediates.
    Type: Grant
    Filed: April 29, 1992
    Date of Patent: March 1, 1994
    Assignee: Roussel Uclaf
    Inventors: Andre Claussner, Lucien Nedelec, Daniel Philibert, Patrick Van de Velde
  • Patent number: 5273971
    Abstract: There are provided 13-alkyl-11beta-phenyl-gonanes of formula I ##STR1## wherein Z is an oxygen atom or N--OH;R.sup.2 is alpha- or beta-position methyl or ethyl;R.sup.1 is selected from heteroaryl radicals, cycloalkyl radicals, cycloalkenyl radicals, aryl radicals, alkenyl radicals, and alkyl radicals where R.sup.2 is in the alpha-position and an ethyl radical where R.sup.2 is in the beta-position; andR.sup.3 and R.sup.4 are selected from one of two different groups of substituent pairs, the group from which the selection is made being determined by the position of R.sup.2.
    Type: Grant
    Filed: July 3, 1989
    Date of Patent: December 28, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Stefan Scholz, Eckhard Ottow, Guenter Neef, Walter Elger, Sybille Beier, Krzysztof Chwalisz
  • Patent number: 5270457
    Abstract: 14.beta.-hydroxy-3.beta.-(.alpha.-L-rhamnopyranosyl) and-tridigitoxide-oxy-20-nitro-21-nor-5.beta.,14.beta.-pregnanes exhibit unexpectedly high cardiac potency with tolerance to high dosage levels.
    Type: Grant
    Filed: June 12, 1992
    Date of Patent: December 14, 1993
    Assignee: University of Manitoba
    Inventors: Frank S. LaBella, John F. Templeton, Yangzhi Ling
  • Patent number: 5244886
    Abstract: New 11.beta.-phenyl-14.beta.H-steroids of general formula (I), where Z is an oxygen atom or the hydroxyimino-grouping N.about.OH, and M and N are either jointly a second compound or L is a hydrogen atom and M is an .alpha.-permanent hydroxy group and either A and B together are a second compound and D is a hydrogen atom, where R.sup.1 is a five or six-part heteroalkyl residue or a cycloalkyl, cycloalkenyl or aryl residue or A is a hydrogen atom and B and D together are a methylene bridge, where R.sup.1 besides the aforementioned residues may be a possibly substituted hydrocarbon residue with up to 10 C atoms, a possibly substituted amino group, a hydroxy or C.sub.1-8 alkoxy, mercapto or thioalkyl group, R.sup.2 is a methyl or ethyl residue, and R.sup.3 /R.sup.4 represents the usual combination of substituents on the C17 atom in steroid chemistry, having antigestagenic and other properties.
    Type: Grant
    Filed: March 20, 1991
    Date of Patent: September 14, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Stefan Scholz, Gunter Neef, Eckhard Ottow, Walter Elger, Sybille Beier, Krzysztof Chwalisz
  • Patent number: 5232917
    Abstract: Method, compositions, and compounds for modulating brain excitability to alleviate stress, anxiety, insomnia and seizure activity using certain steroid derivatives that act at a newly identified site on the gamma-aminobutyric acid receptor-chloride ionophore (GR) complex.
    Type: Grant
    Filed: August 13, 1991
    Date of Patent: August 3, 1993
    Assignee: University of Southern California
    Inventors: Michael Bolger, Kelvin W. Gee, Nancy C. Lan, Delia Belelli, Seid Mirsadeghi, Robert Purdy
  • Patent number: 5208227
    Abstract: Method, compositions, and compounds for modulating brain excitability to alleviate stress, anxiety, and seizure activity using certain steroid derivatives that act at a newly identified site on the gamma-ammobutyric acid/benzodiazepine receptor-chloride ionophore (GBR) complex.
    Type: Grant
    Filed: February 13, 1991
    Date of Patent: May 4, 1993
    Assignee: University of Southern California
    Inventors: Kelvin W. Gee, Michael B. Bolger, Roberta E. Brinton, Deborah J. Burke, Bruce S. McEwen
  • Patent number: 5120723
    Abstract: Method, compositions, and compounds for modulating brain excitability to alleviate stress, anxiety, and seizure activity using certain steroid derivatives that act at a newly identified site on the gamma-ammobutyric acid/benzodiazepine receptor-chloride ionpore (GBR) complex.
    Type: Grant
    Filed: May 10, 1990
    Date of Patent: June 9, 1992
    Assignee: University of Southern California
    Inventors: Kelvin W. Gee, Michael B. Bolger
  • Patent number: 5099019
    Abstract: Disclosed are .DELTA..sup.9(11) -steroids (VI) and amino substituted steroids (XI) which contain an amino group attached to the terminal carbon atom of the C.sub.17 -side chain, more particularly amino steroids (Ia and Ib), aromatic steroids (II), .DELTA..sup.16 -steroids (IIIa and IIIb), reduced A-ring steroids (IV), .DELTA..sup.17(20) -steroids (Va and Vb) and .DELTA..sup.9(11) -steroids (VI) which are useful as pharmaceutical agents for treating a number of conditions.
    Type: Grant
    Filed: August 8, 1988
    Date of Patent: March 24, 1992
    Assignee: Upjohn Company
    Inventors: John M. McCall, Donald E. Ayer, E. Jonathan Jacobsen, Frederick J. VanDoornik, John R. Palmer, Harold A. Karnes
  • Patent number: 5075434
    Abstract: This invention is a compound of formula 1 and pharmaceutically acceptable salts thereof; ##STR1## wherein R.sub.1 is fluorine, chlorine or bromine; wherein R.sub.2 is hydrogen or (C.sub.1 -C.sub.3) alkyl; wherein n is one or 2; wherein R.sub.3 is phenyl, 2-furyl, 3-furyl, 2-thienyl, 3-thienyl, 2-pyridinyl, 3-pyridinyl, 4-pyridinyl; wherein phenyl is optionally substituted with one substituent selected from the group consisting of halogen, trifluoromethyl or sulfonamide. These compounds are useful as hypoglycemic agents.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: December 24, 1991
    Assignee: The Upjohn Company
    Inventor: Gilbert A. Youngdale
  • Patent number: 5066426
    Abstract: This disclosure relates to a method and reagents for determining ligands in biological fluids such as serum, plasma, spinal fluid, amnionic fluid and urine. In particular, this disclosure relates to a fluorescence polarization immunoassay procedure and to a novel class of tracer compounds employed as reagents in such procedures. The procedure disclosed combines the specificity of an immunoassay with the speed and convenience of fluorescence polarization techniques to provide a means for determining the amount of a specific ligand present in a sample.
    Type: Grant
    Filed: August 23, 1984
    Date of Patent: November 19, 1991
    Assignee: Abbott Laboratories
    Inventors: Chao-Huei J. Wang, Stephen D. Stroupe, Michael E. Jolley
  • Patent number: 5001234
    Abstract: This invention provides novel cyclic hydrocarbons of the formula: ##STR1## wherein R is selected from the group consisting of CH.sub.2 .dbd.CH--CH.sub.2 --, HO--CH.sub.2 CH.sub.2 CH.sub.2 --, and CH.sub.3 ;wherein R.sub.1 is selected from the group consisting of m-trifluoromethylphenylmethyl, 2-thienylmethyl, and p-aminosulfonylphenylethyl;wherein R.sub.2 and R.sub.3 are methyl or hydrogen;wherein R.sub.4 is hydrogen or --OH;a compound of the formula ##STR2## wherein R is (CH.sub.3).sub.2 NCH.sub.2 CH.sub.2 CH.sub.2 -- or NH.sub.2 CH.sub.2 CH.sub.2 CH.sub.2 --;or a compound of the formula ##STR3## wherein the dashed line indicates that the 2-3 bond is saturated or unsaturated and, wherein R is hydrogen or methyl.These compounds are useful for inhibiting adverse physiological symptoms associated with phospholipase A.sub.2 and for treating hyperglycemia associated diseases such as diabetes and obesity.
    Type: Grant
    Filed: October 16, 1989
    Date of Patent: March 19, 1991
    Assignee: The Upjohn Company
    Inventors: Gordon L. Bundy, Gilbert A. Youngdale
  • Patent number: 4885280
    Abstract: The invention relates to androstane-17-carboxylic acid esters, represented by general formula (I): ##STR1## wherein R.sub.1 represents a lower alkyl group containing 1 to 4 carbon atoms, a lower alkyl group containing 2 to 4 carbon atoms substituted by an amino group, or an aralkyl group from 6 to 12 carbon atoms, R.sub.2 and R.sub.3, which may be the same or different, represent a hydrogen atom or a lower alkyl group containing 1 to 4 carbon atoms, R.sub.4 represents a hydrogen atom, a hydroxy group or an acetoxy group, R.sub.5 represents a hydroxy or acetoxy group, or R.sub.4 and R.sub.5 represent together a divalent alkylenedioxy group, R.sub.6 represents a hydroxy group, a methoxy group, or an acetoxy group, R.sub.7 represents a methyl group or a hydroxymethyl group, R.sub.8 represents an hydrogen atom or a hydroxy group and ##STR2## represents either a ##STR3## group or a ##STR4## carbon atom having the double linkage in the 4- or 5-position of the steroid nucleus.
    Type: Grant
    Filed: September 30, 1988
    Date of Patent: December 5, 1989
    Assignee: Norwich Eaton Pharmaceuticals, Inc.
    Inventors: Francois-Xavier Jarreau, Jean-Jacques Koenig
  • Patent number: 4868167
    Abstract: The invention relates to novel peptidyl derivatives of Amefalone, Pro-Amefalone, Pro-Pro-Amefalone and D-Ala-Pro-Amefalone, their halide, preferably hydrochloride, salts, to a process for their synthesis and to their use as antiarrhythmic agents.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: September 19, 1989
    Assignee: University of Pittsburgh
    Inventors: Michael Mokotoff, Qing-jiang Liao, Lan Wong, Ming Zhao
  • Patent number: 4614823
    Abstract: This disclosure relates to a method and reagents for determining ligands in biological fluids such as serum, plasma, spinal fluid, amnionic fluid and urine. This disclosure also relates to a novel class of tracer compounds employed as reagents in fluorescence polarization immunoassays.
    Type: Grant
    Filed: July 11, 1984
    Date of Patent: September 30, 1986
    Assignee: Abbott Laboratories
    Inventors: Curtis L. Kirkemo, Mohammed T. Shipchandler