Plural Sulfonamide Groups Containing Or Containing Plural Sulfonyls Bonded Directly To The Same Nitrogen Patents (Class 564/82)
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Patent number: 6562782Abstract: The present invention related to an oligocycloalkanoid compound comprising formula (I) wherein m, n, and o are independently an integer from 0 to 2; A1 through A10 are independently a direct link, alkylene, alkylene-O—, carbonyl, oxygen, or sulfur; X and Y are independently hydrogen, hydroxy, alkyl, or in combination an electrophilic group; and R1 through R10 are independently hydrogen, hydroxy, alkyl, alkenyl, alkynyl, substituted or unsubstituted aryl, N-, S-, or O-heterocycles, fused or multi-ring aryl with or without hetero ring members, arylalkyl, arylalkenyl, arylalkynyl, alkylphenyl, alkenylphenyl, alkynylphenyl, alkoxy, alkenyloxy, alkynyloxy, substituted or unsubstituted aryloxy, substituted or unsubstituted arylalkoxy, alkylacyl, alkenylacyl, alkynylacyl, arylacyl, aroyl, alkylaroyl, aminoaroyl, aminoalkylacyl, aminoalkyl, aminoalkenyl, aminoalkynyl, amino, alkylamino, alkenylamino, alkynylamino, arylamino, dialkylamino, dialkenylamino, dialkynylamino, arylalkylamino, arylalkType: GrantFiled: May 10, 2000Date of Patent: May 13, 2003Assignee: University of RochesterInventors: Benjamin L. Miller, Robert D. Hubbard
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Patent number: 6562985Abstract: This invention involves a new class of compounds, certain geminal-dinitro-substituted heterocycles, including geminal-bis(difluoramino)-substituted heterocyclic nitramines and the production thereof. More specifically, this invention involves the production of 3,3-bis(difluoramino)octahydro-1,5,7,7-tetranitro-1,5-diazocine (TNFX), which may be formulated into explosives and propellant oxidizers. The method of making a 3,3-bis(difluoramino)octahydro-1,5,7,7-tetranitro-1,5-diazocine comprises reacting a hexahydro-7,7-dinitro-1,5-bis(nitrobenzenesulfonyl)-1,5-diazocin-3(2 H)-one with a difluoramine source to produce a 3,3-bis(difluoramino)octahydro-7,7-dinitro-1,5-bis(nitrobenzenesulfonyl)-1,5-diazocine and reacting said 3,3-bis(difluoramino)octahydro-7,7-dinitro-1,5-bis(nitrobenzenesulfonyl)-1,5-diazocine with a highly reactive nitrating reagent in the presence of a strong Lewis acid, such as antimony pentafluoride, boron triflate or boron fluorosulfonate.Type: GrantFiled: June 3, 2002Date of Patent: May 13, 2003Assignee: The United States of America as represented by the Secretary of the NavyInventors: Robert Dale Chapman, Theodore Axenrod, Jianguang Sun, Xiao-Pei Guan, Lida Qi
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Patent number: 6548567Abstract: The invention relates to an ionic compound corresponding to the formula [R1X1(Z1)—Q−—X2(Z2)—R2]m Mm+ in which Mm+ is a cation of valency m, each of the groups Xi is S═Z3, S═Z4, P—R3 or P—R4; Q is N, CR5, CCN or CSO2R5, each of the groups Zi is ═O, ═NC≡N, ═C(C≡N)2, ═NS(═Z)2R6 or ═C[S(═Z)2R6]2, each of the groups Ri, is Y, YO—, YS—, Y2N— or F, Y represents a monovalent organic radical or alternatively Y is a repeating unit of a polymeric frame. The compounds are useful for producing ion conducting materials or electrolytes, as catalysts and for doping polymers.Type: GrantFiled: August 17, 2001Date of Patent: April 15, 2003Inventors: Michel Armand, Christophe Michot, Yurii Yagupolskii, Lev Yagupolskii, Andrej Bezdudny, Natalya Kondratenko
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Publication number: 20030013751Abstract: Bis-sulfonamido hydroxyethylamino compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease.Type: ApplicationFiled: February 19, 2002Publication date: January 16, 2003Applicant: G.D. Searle & Co.Inventors: John N. Freskos, Daniel P. Getman, John J. Talley, James A. Sikorski
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Patent number: 6482909Abstract: Control agents that have a nitrogen-nitrogen bond covalently bonded to a thiocarbonyl moiety are provided for living-type free radical polymerization of a wide variety of monomers. These control agents provide superior properties for control of the polymerization and/or the properties of the polymers obtained and/or the monomers that may be polymerized. In some embodiments, a bulky group is pendant off the activated thiocarbonyl portion of the control agents. Multifunctional control agents provide the opportunity for a variety of structurally unique polymers, including block copolymers, stars and hyper-branched polymers.Type: GrantFiled: September 25, 2001Date of Patent: November 19, 2002Assignee: Symyx Technologies, Inc.Inventors: Dominique Charmot, Han Ting Chang, Yunxiao Li
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Patent number: 6472393Abstract: Compounds having the structure shown below wherein A, B, N1, N2, X, Y, Q, R2, R5 and R6 are as defined herein are useful to inhibit serine protease enzymes, such as TF/factor VIIa factor Xa, thrombin and kallikrein. These compounds may be used in methods of preventing and/or treating clotting disorders.Type: GrantFiled: March 21, 2000Date of Patent: October 29, 2002Assignee: Genentech, Inc.Inventors: Ignacio Aliagas-Martin, Dean R. Artis, Michael S. Dina, John A. Flygare, Richard A. Goldsmith, Regina A. Munroe, Alan G. Olivero, Richard Pastor, Thomas E. Rawson, Kirk D. Robarge, Daniel P. Sutherlin, Kenneth J. Weese, Aihe Zhou, Yan Zhu
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Publication number: 20020156094Abstract: The present invention relates to compounds that are inhibitors of interleukin-1&bgr; converting enzyme that have the Formula (I). This invention also relates to a method of treatment of stroke, reperfusion injury, Alzheimer's disease, shigellosis, inflammatory diseases, and septic shock and to a pharmaceutically acceptable composition that contains a compound that is an inhibitor of interleukin-1&bgr; converting enzyme.Type: ApplicationFiled: September 25, 2001Publication date: October 24, 2002Applicant: Warner-Lambert CompanyInventors: Hans P. Albrecht, Hamish John Allen, Kenneth Dale Brady, William Glen Harter, Catherine Rose Kostlan, Bruce David Roth, Nigel Walker
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Patent number: 6452048Abstract: A process for producing sulfonylimide compound is represented by the formula (I) MN(SO2Rf1) (SO2Rf2) industrially easily at a low cost in an efficient manner comprising reactions of at least one sulfonyl halogenides represented by the formula (II) RfSO2X with anhydrous ammonia or an ammonium salt in the presence of a fluorine compound represented by the formula (III) MF, in which X represents either F or Cl among halogen elements of VIIb group in the periodic table, and M represents any one of Li, Na, K and Cs among alkali metals of group Ia in the periodic table, Rf1 and Rf2, which may be the same or different, respectively represent any one of a straight chain or branched compound of a fluoroalkyl, perfluoroalkyl, fluoroallyl or fluoroalkenyl group having 1 to 12 carbon atoms, and Rf in the formula (II) represents the same group as Rf1 or Rf2 in the formula (I).Type: GrantFiled: January 31, 2001Date of Patent: September 17, 2002Assignee: Morita Chemical Industries Co., Ltd.Inventors: Tetsuo Yonezawa, Yoshitaka Sakamoto
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Publication number: 20020127605Abstract: The present invention relates to novel, non-peptidic small organic compounds having an affinity for cyclophilin (CyP)-type immunophilin proteins. In the compounds of this invention, at least two carbo- or heterocyclic groups are attached to a central saturated, partially saturated, or aromatic 5-6 membered carbocyclic ring by a combination of straight or branched linker chains. The invention further relates to pharmaceutical compositions comprising one or more of the said compounds, and to the uses of these compounds and compositions for binding CyP-type proteins, inhibiting their peptidyl-prolyl isomerase activity, and for research, development, and therapeutic applications in a variety of medical disorders, such as neurological disorders, hair loss disorders, ischemic disorders, and disorders caused by viral or protozoan infection.Type: ApplicationFiled: November 28, 2001Publication date: September 12, 2002Inventors: Gregory S. Hamilton, Sergei Belyakov, Mark Vaal, Ling Wei, Yong-Qian Wu, Joseph P. Steiner
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Publication number: 20020128247Abstract: Sulfamide compounds having formula (I) are described as well as their use in the treatment of diseases dependent on the signaling pathways associated with &bgr;-adrenergic receptors, such as obesity, diabetes, hypertension, gastrointestinal hypo- or hyper-motility and cardiovascular diseases.Type: ApplicationFiled: February 28, 2002Publication date: September 12, 2002Inventors: Robert L. Dow, Ernest S. Paight
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Patent number: 6433017Abstract: In accordance with the present invention, there are provided amphiphilic polyamine compounds and derivatives thereof having the property of promoting transfection of polynucleotides and polypeptides into cells, and formulations comprising said compounds.Type: GrantFiled: February 28, 2001Date of Patent: August 13, 2002Assignee: Gene Therapy Systems, Inc.Inventors: Philip L. Felgner, Xiang Gao, Jing Ling
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Patent number: 6426365Abstract: The present invention provides a CETP activity inhibitor comprising as an active ingredient a compound represented by the formula (I): wherein R represents a straight chain or branched alkyl group; a straight chain or branched alkenyl group; a lower haloalkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted cycloalkenyl group; a substituted or unsubstituted cycloalkylalkyl group; a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, X1, X2, X3, and X4 may be the same or different and each represents a hydrogen atom, a halogen atom, a lower alkyl group, a lower haloalkyl group; a lower alkoxy group; a cyano group; a nitro group; an acyl group; or an aryl group, Y represents —CO— or —SO2—, and Z represents a hydrogen atom or a mercapto-protecting group, or a prodrug compound, a pharmaceutically acceptable salt, or hydrate or solvate thereof.Type: GrantFiled: December 23, 1999Date of Patent: July 30, 2002Assignee: Japan Tobacco Inc.Inventors: Hisashi Shinkai, Kimiya Maeda, Hiroshi Okamoto
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Patent number: 6420607Abstract: Compositions containing conductivity enhancers, which are capable of being coated onto a substrate by means of electrostatic assistance. The compositions comprise one or more cationically polymerizable monomer(s), one or more cationic initiator(s), and one or more non-volatile conductivity enhancer(s) having anionic and cationic portions which are soluble in the monomer(s) and which do not interfere with cationic polymerization wherein the anionic portion is a non-coordinating carbon-containing anion. The compositions may further comprise one or more dissociation enhancing agent(s), oligomer(s) or polymer(s), preferably co-reactive, free-radically curable monomer(s), free-radical generating initiator(s), leveling agents, and other additives or adjuvants to impart specific properties to the polymerized composition.Type: GrantFiled: September 25, 1997Date of Patent: July 16, 2002Assignee: 3M Innovative Properties CompanyInventors: Steven J. Hamrock, Phat T. Pham
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Patent number: 6410749Abstract: Process for preparing optically active &bgr;-amino alcohols represented by a general formula (2): Ra—C*H(OH)—C*H(Rb)—Rc wherein Ra and Rc are each independently hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, Rb is one member selected from among groups represented by the following general formulae; (3) R1CO(R2)N—, and (4) R1CO(R1′CO)N—, and C* is an asymmetric carbon atom, characterized by reacting a racemic &agr;-aminocarbonyl compound represented by the general formula (1): Ra—CO—CH(Rb)—Rc, with hydrogen in the presence of an optically active transition metal compound represented by a general formula (7): MaXY(Px)m(Nx)n wherein Ma represents a metal atom belonging to VIII-group of the periodic law, X and Y represent each independently hydrogen, halogeno, Px represents a phosphine ligand, Nx represents an amine ligand, at least one of Px and Nx is optically active, and m and n each independently represent 0 or an integer of 1 thType: GrantFiled: July 17, 2001Date of Patent: June 25, 2002Assignee: Nippon Soda Co., Ltd.Inventors: Eiji Katayama, Daisuke Sato, Hirohito Ooka, Tsutomu Inoue
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Patent number: 6399821Abstract: The invention concerns a method of sulphonation characterised in that it consists in contacting a nucleophile whose nucleophilic atom is a nitrogen atom with a reagent comprising by successive or simultaneous addition: a heavy sulphonyl halide (i.e. whose atomic number is not less than that of chlorine), advantageously suphonyl chloride; and an organic base both not capable of alkylation and lipid soluble; and the organic part of said sulphonyl is perfluorinated on the carbon carried by the sulphur. The invention is applicable to organic synthesis.Type: GrantFiled: August 7, 2001Date of Patent: June 4, 2002Assignee: Rhodia ChimieInventors: Virginie Pevere, Emmanuel Marx, Laurent Gilbert
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Patent number: 6399820Abstract: The present invention relates to a process and a reagent useful for the synthesis of sulphanilide which is perhalogenated on the carbon borne by the sulphur atom of the sulphanilide function. This persulphonylation process is characterized in that it comprises a step of placing a nucleophile, whose nucleophilic atom is a nitrogen, in contact with a reagent comprising, for successive or simultaneous addition, a heavy halide of sulphonyl, advantageously sulphonyl chloride, and an organic base comprising a trivalent atom from column V whose lone pair is conjugated directly or indirectly to a bond, and in that the organic part of the said sulphonyl is perhalogenated, advantageously perfluorinated, on the carbon borne by the sulphur. Application to the synthesis of intermediates for organic chemistry.Type: GrantFiled: May 15, 2001Date of Patent: June 4, 2002Assignee: Rhodia ChimieInventors: Jean-Roger Desmurs, Andr{dot over (e)} Millet, Virginie Pevere
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Patent number: 6395899Abstract: Calculated performance improvements are expected from a particularly new class of compounds, geminal-bis(difluoramino)-substituted heterocyclic nitramines, when formulated into explosives and propellants. This invention involves novel and nonintuitive methods for the preparation of certain derivatives of 2,2-bis(difluoramino)-N-nitro-1,3-propanediamine which are suitable precursors leading to 5,5-bis(difluoramino)hexahydro-1,3-dinitropyrimidine (RNFX). The invention also involves novel and nonintuitive methods for the preparation of RNFX, a specific member of a general class of compounds with the substructure 2,2-bis(difluoramino)-N-nitro-1,3-propanediamine. RNFX is produced by the use of key intermediates, including tetrahydropyrimidin-5(4H)-ones, which allow formation of the target structural subcomponent, 2,2-bis(difluoramino)-N-nitro-1,3-propanediamine, and a more specific substructure of 2,2-bis(difluoramino)-N,N′-dinitro-1,3-propanediamine.Type: GrantFiled: July 23, 2001Date of Patent: May 28, 2002Assignee: The United States of America as represented by the Secretary of the NavyInventors: Robert Dale Chapman, Ba Van Nguyen
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Patent number: 6384036Abstract: Bis-sulfonamido hydroxyethylamino compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to retroviral protease inhibiting compounds of the formula: or a pharmaceutically acceptable salt, prodrug or ester thereof, wherein the variables are as defined herein.Type: GrantFiled: August 11, 2000Date of Patent: May 7, 2002Assignee: G.D. Searle & Co.Inventors: John N. Freskos, Daniel P. Getman, John J. Talley, James A. Sikorski
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Patent number: 6362230Abstract: The present invention provides novel sulphonamide derivatives which are useful for potentiating glutamate receptor function in a mammal requiring treatment, processes for their preparation, and pharmaceutical compositions containing them.Type: GrantFiled: November 21, 2000Date of Patent: March 26, 2002Assignee: Eli Lilly and CompanyInventors: Macklin Brian Arnold, Paul Leslie Ornstein, Dennis Michael Zimmerman, Ana Maria Escribano
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Patent number: 6348499Abstract: Amphiphilic polyamide compounds and derivatives thereof having the property of promoting transfection of polynucleotides and polypeptides into cells, and formulations comprising said compounds.Type: GrantFiled: November 24, 1999Date of Patent: February 19, 2002Assignee: Gene Therapy Systems, Inc.Inventors: Philip L. Felgner, Xiang Gao, Jing Ling
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Patent number: 6340716Abstract: The invention relates to an ionic compound corresponding to the formula [R1X1(Z1)—Q−—X2(Z2)—R2]m Mm+ in which Mm+ is a cation of valency m, each of the groups Xi is S═Z3, S═Z4, P—R3 or P—R4; Q is N, CR5, CCN or CSO2R5, each of the groups Zi is ═O, ═NC≡N, ═C(C≡N)2, ═NS(═Z)2R6 or ═C[S(═Z)2R6]2, each of the groups Ri, is Y, YO—, YS—, Y2N— or F, Y represents a monovalent organic radical or alternatively Y is a repeating unit of a polymeric frame. The compounds are useful for producing ion conducting materials or electrolytes, as catalysts and for doping polymers.Type: GrantFiled: March 25, 1999Date of Patent: January 22, 2002Assignee: ACEP Inc.Inventors: Michel Armand, Christophe Michot, Yurii Yagupolskii, Lev Yagupolskii, Andrej Bezdudny, Natalya Kondratenko
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Patent number: 6335334Abstract: The present invention relates to compounds of the formula I wherein A1, A2, R1, R2, R3, X and n are as defined in the claims, which are valuable pharmaceutically active compounds for the therapy and prophylaxis of diseases, for example of cardiovascular diseases such as hypertension, angina pectoris, cardiac insufficiency, thromboses or atherosclerosis. The compounds of the formula I are capable of modulating the body's production of cyclic guanosine monophosphate (cGMP) and are generally suitable for the therapy and prophylaxis of diseases which are associated with a disturbed cGMP balance. The invention furthermore relates to processes for preparing compounds of the formula I, to their use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical preparations which comprise compounds of the formula I.Type: GrantFiled: July 8, 1999Date of Patent: January 1, 2002Assignee: Aventis Pharma Deutschland GmbHInventors: Ursula Schindler, Karl Schönafinger, Hartmut Strobel
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Patent number: 6333349Abstract: The present invention relates to compounds of formula I, in which X1, X2, X3, X4, Y1, Y2, Y3, Y4, R(3), R(4) and R(5) have the meanings mentioned in the specification, their preparation and their use, in particular in pharmaceuticals. The compounds effect the potassium channel or the IKs channel opened by cyclic adenosine monophosphate (cAMP) and are outstandingly suitable as pharmaceutical active compounds, for example for the prophylaxis and therapy of cardiovascular disorders, in particular arrhythmias, for the treatment of ulcers of the gastrointestinal region or for the treatment of diarrheal disorders.Type: GrantFiled: June 29, 1999Date of Patent: December 25, 2001Assignee: Aventis Pharma Deutschland GmbHInventors: Joachim Brendel, Hans Jochen Lang, Uwe Gerlach
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Patent number: 6319956Abstract: Nobel polyamine compounds and polyamine compounds having carcinostatic action are provided. There are also provided anticancer agents containing as active ingredient at least one of polyamine compounds represented by the following Formula (I) or (III) and/or pharmaceutically acceptable salts thereof. Specifically, there are provided anticancer agents containing as active ingredient at least one of 1,18-bis(ethylamino)-5,14-diazaoctadecane, 1,16-bis(cyclopropylmethylamino)-5,12-diazahexadecane, 1,17-bis(cyclopropylmethylamino)-5,13-diazaheptadecane and/or pharmaceutically acceptable salts thereof.Type: GrantFiled: December 20, 1999Date of Patent: November 20, 2001Assignee: RikenInventor: Masaaki Iwata
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Patent number: 6303816Abstract: Glutamate receptor function in a mammal may be potentiated using an effective amount of a compound of formula R1—L—NHSO2R2 I in which R1 represents an unsubstituted or substituted aromatic or heteroaromatic group; R2 represents (1-6C)alkyl, (3-6C)cycloalkyl, (1-6C)fluoroalkyl, (1-6C)chloroalkyl, (2-6C)alkenyl, (1-4C)alkoxy(1-4C)alkyl, phenyl which is unsubstituted or substituted by halogen, (1-4C)alkyl or (1-4C)alkoxy, or a group, of formula R3R4N in which R3 and R4 each independently represents (1-4C)alkyl or, together with the nitrogen atom to which they are attached form an azetidinyl, pyrrolidinyl, piperidinyl, morpholino, piperazinyl, hexahydroazepinyl or octahydroazocinyl group; and L represents a (2-4C)alkylene chain which is unsubstituted or substituted by one or two substituents selected independently from (1-6C)alkyl, aryl(1-6C)alkyl, (2-6C)alkenyl, aryl(2-6C)alkenyl and aryl, or by two substituents which, together with the carbon atom or carbon atoms to which they are atType: GrantFiled: October 18, 1999Date of Patent: October 16, 2001Assignee: Eli Lilly and CompanyInventors: Macklin B Arnold, Stephen R Baker, David Bleakman, Thomas J Bleisch, Buddy E Cantrell, Ana M Escribano, Ken Matsumoto, Tracey E McKennon, Paul L Ornstein, Richard L Simon, Edward C. R. Smith, Joseph P Tizzano, Hamideh Zarrinmayeh, Dennis M Zimmerman
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Patent number: 6297282Abstract: The present application relates to compounds of formula (I) wherein A represents oxygen, sulfur or —NH—, m is 0-2, and R1, R2, R3, R6 and R7 have the meanings given in the specification, to a process for their preparation, as well as to their use in the inhibition of cyclooxygenase II.Type: GrantFiled: October 26, 1999Date of Patent: October 2, 2001Assignee: Nycomed Austria GmbHInventors: Michael Hartmann, Peter Kremminger, Heinz Blaschke, Dagmar Stimmeder, Harald Fellier, Franz Rovenszky
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Patent number: 6297398Abstract: The invention concerns a method of sulphonation characterised in that it consists in contacting a nucleophile whose nucleophilic atom is a nitrogen atom with a reagent comprising by successive or simultaneous addition: a heavy sulphonyl halide (i.e. whose atomic number is not less than that of chlorine), advantageously suphonyl chloride; and an organic base both not capable of alkylation and lipid soluble; and the organic part of said sulphonyl is perfluorinated on the carbon carried by the sulphur. The invention is applicable to organic synthesis.Type: GrantFiled: November 9, 1999Date of Patent: October 2, 2001Assignee: Rhodia ChimieInventors: Virginie Pevere, Emmanuel Marx, Laurent Gilbert
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Patent number: 6291464Abstract: This invention relates to new aminopiperazine derivatives having the potentiation of the cholinergic activity, etc., and represented by general formula [I]. wherein R1 is lower alkyl, etc., R2 is aryl, etc., A is or —SO2—, Q is —N═CH—, etc., X is lower alkylene, etc., and R3 and R4 are taken together to form lower alkylene, etc., and pharmaceutically acceptable salts thereof, to processes for preparation thereof and a pharmaceutical composition comprising the same.Type: GrantFiled: August 17, 1999Date of Patent: September 18, 2001Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Ichiro Shima, Kazuhiko Ohne
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Patent number: 6284924Abstract: A novel compound represented by the general formula (1) or salts thereof. The compound is useful as a structural component of polymers such as polyesters and polyamides. The compound wherein Y1, Y2, Y3, and/or Y4 are carboxy groups is especially useful as a structural component of a liquid crystal polymer with improved weld strength and anisotropy.Type: GrantFiled: January 4, 2001Date of Patent: September 4, 2001Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo KenkujoInventors: Ryuzo Ueno, Masaya Kitayama, Kenji Minami, Hiroyuki Wakamori, Naoko Mori
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Patent number: 6271419Abstract: The present invention relates to a process and a reagent useful for the synthesis of sulphanilide which is perhalogenated on the carbon borne by the sulphur atom of the sulphanilide function. This persulphonylation process is characterized in that it comprises a step of placing a nucleophile, whose nucleophilic atom is a nitrogen, in contact with a reagent comprising, for successive or simultaneous addition, a heavy halide of sulphonyl, advantageously sulphonyl chloride, and an organic base comprising a trivalent atom from column V whose lone pair is conjugated directly or indirectly to a bond, and in that the organic part of the said sulphonyl is perhalogenated, advantageously perfluorinated, on the carbon borne by the sulphur. Application to the synthesis of intermediates for organic chemistry.Type: GrantFiled: November 4, 1999Date of Patent: August 7, 2001Assignee: Rhodia ChimieInventors: Jean-Roger Desmurs, André Millet, Virginie Pevere
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Patent number: 6252111Abstract: The invention relates to a method for producing a sulfonimide or its alkali metal salt. The method includes the steps of (a) reacting a precursory salt of the sulfonimide with a base contained in a basic aqueous solution, thereby producing a first aqueous solution containing the alkali metal salt and an amine; (b) removing the amine from the first aqueous solution to obtain a second aqueous solution containing the alkali metal salt; and (c) crystallizing the alkali metal salt in the second aqueous solution. The base is potassium hydroxide, sodium hydroxide or lithium hydroxide. The base is added to the second aqueous solution to generate the crystallization. The precursory salt is formed when the sulfonimide is reacted with a tertiary amine or a heterocyclic amine. The alkali metal salt is produced easily and economically in an industrial scale production with high purity and high yield.Type: GrantFiled: February 15, 2000Date of Patent: June 26, 2001Assignee: Central Glass Company, LimitedInventors: Shigenori Sakai, Hironari Takase, Hiroaki Sakaguchi
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Patent number: 6232342Abstract: The present invention provides compounds which inhibit proteases, including cathepsin K, pharmaceutical compositions of such compounds, and methods for treating diseases of excessive bone loss or cartilage or matrix degradation, including osteoporosis; gingival disease including gingivitis and periodontitis; arthritis, more specifically, osteoarthritis and rheumatoid arthritis; Paget's disease, hypercalcemia of malignancy; and metabolic bone disease, comprising inhibiting and bone loss or excessive cartilage or matrix degradation by administering to a patient in need thereof a compound of the present invention.Type: GrantFiled: June 11, 1999Date of Patent: May 15, 2001Assignee: SmithKline Beecham CorporationInventors: Thomas Joseph Carr, Renee Louise Desjarlais, Timothy Francis Gallagher, Stacie Marie Halbert, Hye-Ja Oh, Scott Kevin Thompson, Daniel Frank Veber, Dennis Shinji Yamashita, Jack Hwekwo Yen
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Patent number: 6221914Abstract: The present invention is directed to compounds which are capable of inhibiting the activity of tryptase. Such compounds are useful in the treatment or prevention of inflammatory disease, particularly those disease states which are mediated by mast cell activation. Also encompassed by the invention are formulations comprising the noted compounds, processes for preparing such compounds and methods for treating or preventing an inflammatory disease.Type: GrantFiled: October 27, 1998Date of Patent: April 24, 2001Assignee: Array Biopharma Inc.Inventors: Laurence E. Burgess, James P. Rizzi
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Patent number: 6174922Abstract: The present invention provides novel sulphonamide derivatives which are useful for potentiating glutamate receptor function in a mammal requiring treatment, processes for their preparation, and pharmaceutical compositions containing them.Type: GrantFiled: February 23, 1999Date of Patent: January 16, 2001Assignee: Eli Lilly and CompanyInventors: Macklin Brian Arnold, Paul Leslie Ornstein, Dennis Michael Zimmerman, Ana Maria Escribano
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Patent number: 6146615Abstract: A compound of formula (I): ##STR1## wherein, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are selected independently from hydrogen, alkyl, and alkyl substituted with one or more --O-- atoms, or where R.sup.1, R.sup.2 and R.sup.3, R.sup.4 are ring residues. The compound is capable of functioning as a ligand and complexing with paramagnetic Fe(III) ion for use as a second-sphere contrast enhancing agent for magnetic resonance imaging of tissue, and a method of administering the second sphere contrast agent.Type: GrantFiled: January 11, 1999Date of Patent: November 14, 2000Assignees: The University of Toledo, Schering AktiengesellschaftInventors: Julian A. Davies, Wolfgang Ebert, Bernd Raduechel
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Patent number: 6143747Abstract: Bis-sulfonamido hydroxyethylamino compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to retroviral protease inhibiting compounds of the formula: ##STR1## or a pharmaceutically acceptable salt, prodrug or ester thereof, wherein the variables are as defined herein.Type: GrantFiled: February 26, 1998Date of Patent: November 7, 2000Assignee: G. D. Searle & Co.Inventors: John N. Freskos, Daniel P. Getman, John J. Talley, James A. Sikorski
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Patent number: 6124363Abstract: The invention relates to the substantially pure dofetilide polymorphs P162, P162a and P143, and to processes for the preparation of, compositions containing and to the uses of, such polymorphs.Type: GrantFiled: November 16, 1999Date of Patent: September 26, 2000Assignee: Pfizer Inc.Inventors: Ian Colin Appleby, Trevor Jack Newbury, Gary Nichols
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Patent number: 5874616Abstract: A method for preparing fluoroalkylsulfonyl imides by reacting a fluoroalkylsulfonamide with a fluoroalkylsulfonyl halide or a fluorosulfonyl halide in the presence of a non-nucleophilic base. One reaction is:Z--R.sub.f --SO.sub.2 NH.sub.2 +Z--R'.sub.f --SO.sub.2 --X+2B(Z--R.sub.f --SO.sub.2)(Z--R'.sub.f --SO.sub.2)N.sup.-.BH.sup.+ +BHX,where each Z is a fluorine atom or a polymerizable organic functional group, R.sub.f and R'.sub.f are fluoroalkylene groups optionally containing catenary oxygen or nitrogen, X is a halogen atom, and B is a non-nucleophilic base.Unsymmetrical imides and polymeric imides can be prepared.Type: GrantFiled: December 22, 1995Date of Patent: February 23, 1999Assignee: Minnesota Mining and Manufacturing CompanyInventors: Richard D. Howells, William M. Lamanna, Alan D. Fanta, Jennifer Waddell
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Patent number: 5869725Abstract: Derivatives of gamma-amino-alpha,beta-unsaturated sulfonic acids, a process for the preparation of the same and their utilization in the synthesis of pseudopeptides characterized by the presence of at least a sulfonamide type bond conjugated to a double bond are described.Type: GrantFiled: October 30, 1996Date of Patent: February 9, 1999Assignee: Pharmacia & UpJohn S.P.A.Inventors: Cesare Gennari, Donatella Potenza, Barbara Salom
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Patent number: 5849795Abstract: The present invention refers to tachykinins antagonists of general formula (I) ##STR1## their preparation and pharmaceutical compositions containing them.Type: GrantFiled: September 9, 1997Date of Patent: December 15, 1998Assignee: A Menarini Industrie Farmaceutiche Riunite S.r.l.Inventors: Alessandro Sisto, Edoardo Potier, Stefano Manzini, Christopher Fincham, Paolo Lombardi, Federico Arcamone
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Patent number: 5849945Abstract: The present invention pertains to a process for the preparation of Compound (4) through the below-described reaction route: ##STR1## wherein R.sup.1 and R.sup.2 each represents H, halogen, OH or C.sub.1-6 alkyl group; X and Y each represents a protected amino group and n stands for 0 to 4. According to the above process, an aminotetralone derivative which is an intermediate useful for an industrial preparation of a camptothecin derivative can be obtained in a convenient manner and in a high yield.Type: GrantFiled: August 21, 1997Date of Patent: December 15, 1998Assignees: Daiichi Pharmaceutical Co., Ltd., Kabushikikaisha Yakult HonshaInventors: Shinji Kamihara, Kazuaki Kanai, Shigeru Noguchi
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Patent number: 5801281Abstract: An improved process for preparing 1,1'-?1,4-phenylenebis-(methylene)!-bis-1,4,8,11-tetraazacyclotetradecane comprising the selective functionalization of an acyclic tetraamine, and subsequent dimerization and hydrolyzation/tosylation to obtain a 1,4-phenylenebis-methylene bridged hexatosyl acyclic precursor in a first step, the cyclization of said precursor to obtain a hexatosyl cyclam dimer in a second step, and the detosylation of said cyclam dimer in a third step followed by basification to obtain the desired 1,1'-?1,4-phenylenebis-(methylene)!-bis-1,4,8,11-tetraazacyclotetradecane.Type: GrantFiled: November 12, 1997Date of Patent: September 1, 1998Assignee: Johnson Matthey PLCInventors: David Xu, Prasad Kapa, Oljan Repic, Thomas J. Blacklock
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Patent number: 5786474Abstract: N-fluorosulfonimides of general formula I(R.sup.1 --SO.sub.2).sub.2 NF (I),in whichR.sup.1 means a methyl group each or together a group --(CH.sub.2).sub.n --with n=1, 2 or 3, especially N-flouromethanesulfonimide, (CH.sub.3 SO.sub.2).sub.2 NF, their production as well as their use for electrophilic fluorination of activated C--H bonds of organic molecules, are described.Type: GrantFiled: February 1, 1996Date of Patent: July 28, 1998Assignee: Schering AktiengesellschaftInventor: Rolf Bohlmann
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Patent number: 5756728Abstract: An improved process for preparing 1,1'-?1,4-phenylenebis-(methylene)!-bis-1,4,8,11-tetraazacyclotetradecane comprising the selective functionalization of an acyclic tetraamine, and subsequent dimerization and hydrolyzation/tosylation to obtain a 1,4-phenylenebis-methylene bridged hexatosyl acyclic precursor in a first step, the cyclization of said precursor to obtain a hexatosyl cyclam dimer in a second step, and the detosylation of said cyclam dimer in a third step followed by basification to obtain the desired 1,1'-?1,4-phenylenebis-(methylene)!-bis-1,4,8,11-tetraazacyclotetradecane.Type: GrantFiled: December 30, 1996Date of Patent: May 26, 1998Assignee: Johnson Matthey Public Limited CompanyInventors: David Xu, Prasad Kapa, Oljan Repic, Thomas J. Blacklock
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Patent number: 5750574Abstract: A compound of the general formula (I) ##STR1## wherein R.sub.1 is straight chain alkyl, branched chain alkyl, cycloalkyl, hydroxyalkyl, fluoroalkyl or polyfluoroalkyl; R.sub.2 and R.sub.3 are, independently, hydrogen or an acyl substituent selected from the group consisting of formyl, alkanoyl, alkenoyl, alkylsulfonyl, aroyl, arylalkenoyl, arylsulfonyl, arylalkanoyl or arylalkylsulfonyl; A is a substituted phenyl group of the following formula: ##STR2## wherein R.sub.4 is F, perfluoroalkyl group of 1 to 10 carbon atoms or perfluoroalkoxy of 1 to 10 carbon atoms; or a pharmaceutically acceptable salt thereof relax smooth muscles.Type: GrantFiled: July 7, 1997Date of Patent: May 12, 1998Assignee: American Home Products CorporationInventor: Adam M. Gilbert
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Patent number: 5734081Abstract: 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: GrantFiled: June 1, 1995Date of Patent: March 31, 1998Assignee: Warner-Lambert CompanyInventors: John Michael Domagala, Edward Faith Elslager, Rocco Dean Gogliotti
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Patent number: 5723664Abstract: The invention relates to a method of preparing a sulfonimide, a first salt thereof, or a second salt thereof. The method includes the step of: (a) reacting one or two sulfonyl fluorides with nonhydrous ammonia and an amine component which is one of a tertiary amine and a heterocyclic amine, so as to prepare the first salt. Alternatively, the method includes the step of: (a) reacting the sulfonyl fluoride with the amine component and a sulfonamide, so as to prepare the first salt. The method further optionally includes, after the step (a), the step of: (b) reacting, in an aqueous solution, the first salt with a metal compound, so as to prepare the second salt. The method still further optionally includes, after the step (a), the step of: (c) reacting the first salt with a strong acid so as to prepare the sulfonimide. Alternatively, the method further optionally includes, after the step (b), the step of: (d) reacting the second salt with a strong acid so as to prepare the sulfonimide.Type: GrantFiled: September 7, 1995Date of Patent: March 3, 1998Assignee: Central Glass Company, LimitedInventors: Hiroaki Sakaguchi, Kenji Fujii, Shigenori Sakai, Yoshiyuki Kobayashi, Yasushi Kita
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Patent number: 5668291Abstract: 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: GrantFiled: June 7, 1995Date of Patent: September 16, 1997Assignee: Warner-Lambert CompanyInventors: John Michael Domagala, Edward Faith Elslager, Rocco Dean Gogliotti
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Patent number: 5668178Abstract: Phenylthiols and dithiobisbenzamides are potent antibacterial and antiviral agents.Type: GrantFiled: May 19, 1995Date of Patent: September 16, 1997Assignee: Warner-Lambert CompanyInventors: Edward Faith Elslager, Rocco Dean Gogliotti
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Patent number: 5612378Abstract: The present invention is directed to non-peptidic factor Xa inhibitors which are useful for the treatment of arterial and venous thrombotic occlusive disorders, inflammation, cancer, and neurodegenerative diseases. The factor Xa inhibitors provide compounds of structure: ##STR1## wherein each R.sup.1 is independently one of alkyl, substituted alkyl, cycloalkyl, aryl, substituted aryl, heteroaryl or substituted heteroaryl;each R.sup.2 and R.sup.3 is independently one of hydrogen, alkyl, aryl or arylalkyl;Y is a bond, or is one of --(CH.sub.2).sub.p --, cycloalkyl, aryl or C.sub.2-10 heterocycle; andm, n and p are each independently 1 to 10.Type: GrantFiled: June 6, 1995Date of Patent: March 18, 1997Assignee: 3-Dimensional Pharmaceuticals, Inc.Inventors: Lu Tianbao, Richard M. Soll