Phenethylamines Having Alpha Alkyl Substituent Patents (Class 564/381)
  • Patent number: 8916587
    Abstract: A pharmaceutical composition comprising a drug substance consisting essentially of a pharmaceutically acceptable organic acid addition salt of an amine containing pharmaceutically active compound wherein the amine containing pharmaceutical active compound is selected from the group consisting of racemic or single isomer ritalinic acid or phenethylamine derivatives and the drug substance has a physical form selected from amorphous and polymorphic.
    Type: Grant
    Filed: April 10, 2012
    Date of Patent: December 23, 2014
    Assignee: Pisgah Laboratories, Inc.
    Inventors: Clifford Riley King, Stephen G. D'Ambrosio, David W. Bristol
  • Patent number: 8877975
    Abstract: The invention relates to novel cyclohexylamine derivatives and their use in the treatment and/or prevention of central nervous system (CNS) disorders, such as depression, anxiety, schizophrenia and sleep disorder as well as methods for their synthesis. The invention also relates to pharmaceutical compositions containing the compounds of the invention, as well as methods of inhibiting reuptake of endogenous monoamines, such as dopamine, serotonin and norepinephrine from the synaptic cleft and methods of modulating one or more monoamine transporter.
    Type: Grant
    Filed: January 15, 2010
    Date of Patent: November 4, 2014
    Assignee: Sunovion Pharmaceuticals Inc.
    Inventors: Liming Shao, Fengjiang Wang, Scott Christopher Malcolm, Michael Charles Hewitt, Larry R. Bush, Jianguo Ma, Mark A. Varney, Una Campbell, Sharon Rae Engel, Larry Wendell Hardy, Patrick Koch, John E. Campbell
  • Patent number: 8653065
    Abstract: A pharmaceutical composition comprising a drug substance consisting essentially of a pharmaceutically acceptable organic acid addition salt of an amine containing pharmaceutically active compound wherein the amine containing pharmaceutical active compound is selected from the group consisting of racemic or single isomer ritalinic acid or phenethylamine derivatives and the drug substance has a physical form selected from amorphous and polymorphic.
    Type: Grant
    Filed: April 11, 2012
    Date of Patent: February 18, 2014
    Assignee: Pisgah Laboratories, Inc.
    Inventors: Clifford Riley King, Stephen G. D'Ambrosio, David W. Bristol
  • Patent number: 8569544
    Abstract: The present invention provides a simple method for preparation of benzphetamine and its acid addition salt comprising reaction of methamphetamine hydrochloride of formula (III) with benzyl chloride and treating the isolated benzphetamine of formula (II) with an acid dissolved in an organic solvent to provide benzphetamine acid addition salt, more specifically, benzphetamine hydrochloride of formula (I).
    Type: Grant
    Filed: August 18, 2010
    Date of Patent: October 29, 2013
    Assignee: Emcure Pharmaceuticals Limited
    Inventors: Mukund Keshav Gurjar, Narendra Kumar Tripathy, Kiran Avinash Bapat, Vemavarapu P. K. V. Rao, Satyajeet Binay Biswas, Samit Satish Mehta
  • Publication number: 20130274280
    Abstract: This invention provides an oral pharmaceutical composition comprising a physiologically tolerable gelled oil-in-water emulsion containing a drug of abuse.
    Type: Application
    Filed: April 11, 2011
    Publication date: October 17, 2013
    Applicant: AYANDA GROUP AS
    Inventors: Kurt Ingar Draget, Ingvild Johanne Haug, Steinar Johan Engelsen, Tore Seternes, Magnus N. Hattrem
  • Patent number: 8334322
    Abstract: Drug substances comprising a pharmaceutically acceptable organic acid addition salt of amine containing pharmaceutically active compounds useful for the treatment of a therapeutic ailment administration and exhibiting prophylactic properties when employed in non-therapeutic administration.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: December 18, 2012
    Assignee: Pisgah Laboratories, LLC
    Inventors: David William Bristol, Clifford Riley King, Joseph Pike Mitchener, Jr., Vicki Haynes Audia
  • Publication number: 20120270948
    Abstract: Provided are polynucleotides of molecular variant promoters of the CYP2D6 gene which, for example, are associated with abnormal drug response or individual predisposition to several common diseases and disorders caused by drug under- or over-metabolization, and vectors comprising such polynucleotides. Furthermore, methods of diagnosing the status of disorders related to intermediate metabolization of drugs are described. In addition, kits comprising oligonucleotides hybridizing to the CYP2D6 promoter and/or being capable of being extended into this region useful for diagnosing subjects that are ultrarapid or intermediate metabolizer of drugs are provided.
    Type: Application
    Filed: January 13, 2012
    Publication date: October 25, 2012
    Inventors: Sebastian Raimundo, Ulrich Zanger
  • Publication number: 20120172392
    Abstract: Compositions and methods are disclosed for inhibiting semicarbazide-sensitive amine oxidase (SSAO), also known as vascular adhesion protein-1 (VAP-1). The compounds disclosed are amine-containing and amide-containing compounds. The compounds and compositions are useful for treatment of diseases, including inflammation, inflammatory diseases and autoimmune disorders.
    Type: Application
    Filed: March 7, 2012
    Publication date: July 5, 2012
    Inventors: LUISA M. SALTER-CID, ERIC Y. WANG, MARY T. MACDONALD, JINGJING ZHAO
  • Publication number: 20120156139
    Abstract: The invention relates to a neurochemical agent comprising at least one isotopically labeled carbon atom directly bonded to at least one deuterium atom, uses thereof for the manufacture of a composition for diagnosing and evaluating a condition or disease and kits comprising said agent. The invention further encompasses methods for diagnosing and evaluating a condition or disease in a subject utilizing a composition of the invention.
    Type: Application
    Filed: January 14, 2010
    Publication date: June 21, 2012
    Inventor: Rachel Katz-Brull
  • Publication number: 20120149903
    Abstract: The present invention relates to a process for purifying a reaction output which comprises 3-aminopropanol and is obtained in the reaction of ethylene cyanohydrin with hydrogen in the presence of ammonia, which comprises distilling the reaction output comprising 3-aminopropanol in two or more stages, the ammonia content of the reaction output comprising 3-aminopropanol before introduction into the first distillation stage being 1% by weight or less and the temperature in the distillation stages being not more than 135° C. The invention further relates to a process for preparing 3-aminopropanol by reacting ethylene cyanohydrin with hydrogen in the presence of ammonia, which comprises performing the purification of the reaction output comprising 3-aminopropanol in accordance with the invention.
    Type: Application
    Filed: December 14, 2011
    Publication date: June 14, 2012
    Applicant: BASF SE
    Inventors: Manfred Knoll, Andreas Edgar Herrmann, Dominik Herbrecht
  • Publication number: 20110262496
    Abstract: The present invention provides drug therapy formulations for reducing the side effects associated with a therapeutic. In some embodiments, the present invention provides a reduction in sleep- and diet-related side effects associated with a therapeutic.
    Type: Application
    Filed: April 25, 2011
    Publication date: October 27, 2011
    Inventor: Subhash Desai
  • Patent number: 7956220
    Abstract: The invention provides novel compounds of formulae I and II: that are monoamine oxidase-B inhibitors, which can be useful in treating obesity, diabetes, and/or cardiometabolic disorders (e.g., hypertension, dyslipidemias, high blood pressure, and insulin resistance).
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: June 7, 2011
    Assignee: Jenrin Discovery
    Inventors: John Francis McElroy, Robert J. Chorvat, Rajagopalan Parthasarathi
  • Publication number: 20110046416
    Abstract: The present invention provides a simple method for preparation of benzphetamine and its acid addition salt comprising reaction of methamphetamine hydrochloride of formula (III) with benzyl chloride and treating the isolated benzphetamine of formula (II) with an acid dissolved in an organic solvent to provide benzphetamine acid addition salt, more specifically, benzphetamine hydrochloride of formula (I).
    Type: Application
    Filed: August 18, 2010
    Publication date: February 24, 2011
    Applicant: Emcure Pharmaceuticals Limited
    Inventors: Mukund K. Gurjar, Narendra K. Tripathy, Kiran A. Bapat, Vemavarapu P.K.V. Rao, Satyjeet B. Biswas, Samit S. Mehta
  • Patent number: 7888040
    Abstract: The present invention provides immunoassays which are highly specific for detection in biological samples of methamphetamine and other drugs of abuse of the methamphetamine group such as ecstasy and other ecstasy class drugs. More particularly, competitive assays are provided comprising: (a) contacting said sample with (i) a pseudoephedrine/carrier conjugate in which pseudoephedrine is linked via its hydroxyl group to the carrier and (ii) an antibody which is capable of binding both one or more drugs of the methamphetamine group and said conjugate; and (b) determining whether the binding of said antibody to said conjugate is reduced by the presence of said sample, a reduction in binding being indicative that the sample contains a methamphetamine group drug.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: February 15, 2011
    Assignee: Concateno UK Limited
    Inventor: Ahmed Mohammed Taki Jehanli
  • Patent number: 7834062
    Abstract: The present invention relates to Mannich base antimalarial aminoalkylphenol compounds and their use against protozoa of the genus Plasmodium, particularly emerging strains of drug-resistant Plasmodia. This invention further relates to compositions containing such compounds and a process for making the compounds. This and other aspects of the invention are realized upon review of the entire specification.
    Type: Grant
    Filed: August 13, 2009
    Date of Patent: November 16, 2010
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Conrad P. Dorn, Mary Ann Powles, Thomas F. Walsh, Matthew J. Wyvratt
  • Publication number: 20100272815
    Abstract: Disclosed herein is a novel and stable amorphous form of tapentadol hydrochloride, a process for the preparation, pharmaceutical compositions, and a method of treating thereof. Disclosed also herein is a stable amorphous co-precipitate of tapentadol hydrochloride with pharmaceutically acceptable excipients, a method for the preparation, pharmaceutical compositions, and a method of treating thereof. Advantageously, the amorphous co-precipitates of tapentadol hydrochloride have improved physiochemical characteristics that assist in the effective bioavailability.
    Type: Application
    Filed: April 28, 2010
    Publication date: October 28, 2010
    Inventors: Mayur Devjibhai KHUNT, Sandipan Prabhurao BONDGE, Vikas Daulatrao Ahirao, Nitin Sharadchandra Pradhan, Depashri Vikas Ahirao
  • Patent number: 7732160
    Abstract: Compounds of methamphetamine derivatives having a meta-substituted alkyl linker on the benzene ring and a protective group on the nitrogen of the methamphetamine hapten. Such compounds have the structure. wherein R1 is an alkyl linker comprising 2-15 carbon atoms and 0-6 heteroatoms, R2 is a leaving group, and R3 is a protecting group.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: June 8, 2010
    Assignee: Roche Diagnostics Operations, Inc.
    Inventors: Raymond A. Hui, Stephen S. Vitone
  • Publication number: 20100113831
    Abstract: A highly pure crystalline form of benzphetamine hydrochloride and methods for the purification and crystallization of benzphetamine hydrochloride in high yield are disclosed.
    Type: Application
    Filed: October 17, 2006
    Publication date: May 6, 2010
    Applicant: MALLINCKRODT INC.
    Inventors: Keith G. Tomazi, Gary A. Nichols, Michelle R. Menze, Dennis J. Kalota
  • Patent number: 7705184
    Abstract: A method in which a crude chlorinated product of a phenylpropanolamine, preferably prepared by reacting thionyl chloride with the phenylpropanolamine, is purified by contacting an aqueous solution of the crude product with carbon. The carbon-treated solution of the crude chlorinated product of a phenylpropanolamine is catalytically hydrogenated to the corresponding amphetamine derivative.
    Type: Grant
    Filed: May 15, 2009
    Date of Patent: April 27, 2010
    Assignee: Cambrex Charles City, Inc.
    Inventors: Greg Buenger, Jason Douglas, Paul Jass, Erik Michalson, Matthew Schiesher
  • Publication number: 20090259039
    Abstract: Drug substances comprising a pharmaceutically acceptable organic acid addition salt of amine containing pharmaceutically active compounds useful for the treatment of a therapeutic ailment administration and exhibiting prophylactic properties when employed in non-therapeutic administration.
    Type: Application
    Filed: April 3, 2008
    Publication date: October 15, 2009
    Inventors: David William Bristol, Clifford Riley King, Joseph Pike Mitchener, JR., Vicki Haynes Audia
  • Patent number: 7589127
    Abstract: The present invention relates to Mannich base antimalarial aminoalkylphenol compounds and their use against protozoa of the genus Plasmodium, particularly emerging strains of drug-resistant Plasmodia. This invention further relates to compositions containing such compounds and a process for making the compounds. This and other aspects of the invention are realized upon review of the entire specification.
    Type: Grant
    Filed: June 20, 2003
    Date of Patent: September 15, 2009
    Assignee: Merck & Co., Inc.
    Inventors: Conrad P. Dorn, Mary Ann Powles, Thomas F. Walsh, Matthew J. Wyvratt
  • Publication number: 20090137515
    Abstract: The invention describes compounds, compositions, and methods of using the same comprising a chemical moiety covalently attached to amphetamine. These compounds and compositions are useful for reducing or preventing abuse and overdose of amphetamine. These compounds and compositions find particular use in providing an abuse-resistant alternative treatment for certain disorders, such as attention deficit hyperactivity disorder (ADHD), ADD, narcolepsy, and obesity. Oral bioavailability of amphetamine is maintained at therapeutically useful doses. At higher doses bioavailability is substantially reduced, thereby providing a method of reducing oral abuse liability. Further, compounds and compositions of the invention decrease the bioavailability of amphetamine by parenteral routes, such as intravenous or intranasal administration, further limiting their abuse liability.
    Type: Application
    Filed: September 26, 2008
    Publication date: May 28, 2009
    Applicant: SHIRE LLC
    Inventors: Travis Mickle, Suma Krishnan, Barney Bishop, Christopher Lauderback, James Scott Moncrief, Robert Oberlender, Thomas Piccariello, Bernhard J. Paul, Christopher A. Verbicky
  • Publication number: 20090137677
    Abstract: The invention describes compounds, compositions, and methods of using the same comprising a chemical moiety covalently attached to amphetamine. These compounds and compositions are useful for reducing or preventing abuse and overdose of amphetamine. These compounds and compositions find particular use in providing an abuse-resistant alternative treatment for certain disorders, such as attention deficit hyperactivity disorder (ADHD), ADD, narcolepsy, and obesity. Oral bioavailability of amphetamine is maintained at therapeutically useful doses. At higher doses bioavailability is substantially reduced, thereby providing a method of reducing oral abuse liability. Further, compounds and compositions of the invention decrease the bioavailability of amphetamine by parenteral routes, such as intravenous or intranasal administration, further limiting their abuse liability.
    Type: Application
    Filed: September 26, 2008
    Publication date: May 28, 2009
    Applicant: SHIRE LLC
    Inventors: Travis Mickle, Suma Krishnan, Barney Bishop, Christopher Lauderback, James Scott Moncrief, Robert Oberlender, Thomas Piccariello, Bernhard J. Paul, Christopher A. Verbicky
  • Patent number: 6861561
    Abstract: The invention relates to substituted aromatic polycyclic tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases.
    Type: Grant
    Filed: September 26, 2002
    Date of Patent: March 1, 2005
    Assignee: G. D. Searle & Co.
    Inventors: James A. Sikorski, Richard C. Durley, Mark A. Massa, Jane L. Wang, Deborah A. Mischke, Barry L. Parnas, Melvin L. Rueppel
  • Patent number: 6852891
    Abstract: A method of inhibiting or preventing the use of anhydrous ammonia as a solvent in a dissolving metal reduction process comprises adding to anhydrous ammonia a chemical reagent which is capable of scavenging solvated electrons generated when alkali or alkaline earth metal is dissolved in the anhydrous ammonia, the chemical reagent being added to the anhydrous ammonia such that when alkali metal is dissolved in the anhydrous ammonia containing the chemical reagent and thereafter ephedrine, pseudoephedrine or combination thereof is introduced to the anhydrous ammonia to produce a reaction product, the methamphetamine yield in the reaction product is below 50%, preferably below 10%, and more preferably below 1%. Preferred chemical reagents include Fe(III)citrate, ferrocene, 2-chloro-6-(trichloromethyl)pyridine and 1,1,1,2-tetrafluoroethane.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: February 8, 2005
    Assignee: The Johns Hopkins University
    Inventors: George M. Murray, Craig A. Kelly, O. Manuel Uy, Lawrence W. Hunter, David S. Lawrence
  • Patent number: 6803466
    Abstract: With the help of X-ray structural analyses of drug-resistant HIV proteases and molecular modeling, a new type of inhibitor with a small P3 residue has been developed. These inhibitors are effective against HIV and its drug-resistant mutants, as well as FIV. Modification of existing HIV protease inhibitors effective against the wild type and drug-resistant mutants and further supports that FIV protease is a useful model for drug-resistant HIV proteases, which often are developed through reduction in size of the binging region for the P3 group or the combined P3 and P1 groups.
    Type: Grant
    Filed: June 8, 2000
    Date of Patent: October 12, 2004
    Assignee: The Scripps Research Institute
    Inventors: Taekyu Lee, Chi-Huey Wong, John H. Elder
  • Patent number: 6765023
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted reverse aminoalcohols.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: July 20, 2004
    Assignee: Pfizer, Inc.
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6723753
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N-benzyl-N-phenyl aminoalcohols.
    Type: Grant
    Filed: February 7, 2002
    Date of Patent: April 20, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6723752
    Abstract: The invention relates to substituted aryl and heteroaryl (R)-Chiral Halogenated 1-Substitutedamino-(n+1 )-Alkanol compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Novel high yield, stereoselective processes for the preparation of the chiral substituted alkanol compounds from chiral and achiral intermediates are described. Preferred (R)-Chiral 1-Substitutedamino-(n+1)-Alkanol compounds are substituted (R)-Chiral N-benzyl-N-phenyl aminoalcohols.
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: April 20, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Margaret L. Grapperhaus, Mark A. Massa, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Brian S. Hickory, Monica B. Norton, William F. Vernier, Deborah A. Mischke, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6683113
    Abstract: The invention relates to substituted aryl and heteroaryl (R)-Chiral Halogenated 1-Substitutedamino-(n+1)-Alkanol compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Novel high yield, stereoselective processes for the preparation of the chiral substituted alkanol compounds from chiral and achiral intermediates are described. Preferred (R)-Chiral 1-Substitutedamino-(n+1)-Alkanol compounds are substituted (R)-Chiral N,N-bis-benzyl aminoalcohols.
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: January 27, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Margaret L. Grapperhaus, Mark A. Massa, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Brian S. Hickory, Monica B. Norton, William F. Vernier, Deborah A. Mischke, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6683099
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted cycloalkyl aminoalcohols.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: January 27, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6677380
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted mercapto amines.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: January 13, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6482859
    Abstract: The invention relates to novel pesticidally active compounds of the general formula I as well as possible isomers and mixtures of isomers thereof, wherein n is a number zero or one; and R1 is C1-C12alkyl that is unsubstituted or may be substituted by C1-C4alkoxy, C1-C4alkylthio, C1-C4alkylsulfonyl, C3-C8cycloalkyl, cyano, C1C6alkoxycarbonyl, C3-C6alkenyloxycarbonyl or by C3-C6alkynyloxycarbonyl; C3-C8cycloalkyl; C2-C12alkenyl; C2-C12alkynyl; C1-C12haloalkyl: or a group NR11R12 wherein R11 and R12 are each independently of the other hydrogen or C1-C8alkyl, or together are tetra- or penta-methylene; R2 and R3 are each independently of the other hydrogen; C1-C8alkyl; C1-C8alkyl substituted by hydroxy, C1-C4alkoxy, mercapto or by C1-C4alkylthio; C3-C8alkenyl; C3-C8alkynyl; C3-C8cycloalkyl; C3-C8cycloalkyl-C1-C4alkyl; or the two groups R2 and R3 together with the carbon atom to which they are bonded form a three- to eight-membered ring; R4, R5, R6 and R7 are identical or different and are ea
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: November 19, 2002
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Martin Zeller, André Jeanguenat
  • Publication number: 20020165392
    Abstract: The invention relates to a method for extracting and preparing alkaloids from plants using supercritical fluid extracting technology and alkaloids prepared by said method. Specifically, the invention relates to a method of preparing alkaloids by mixing plants with carbon dioxide as a major solvent and 1 to 20 parts by weight of at least one alkaline cosolvent selected from a group consisting of methanol, ethanol, water or a mixture thereof wherein 2 to 18 (v/v) % of diethylamine or triethylamine is dissolved in the cosolvent based on 100 parts by weight of carbon dioxide at the temperature of 70 to 90° C. and under 4000 to 6000 PSI of pressure in a supercritical extracting apparatus to extract the alkaloid, and then separating, filtering and purifying the alkaloid using the chromatography, and to alkaloids prepared by said method.
    Type: Application
    Filed: February 23, 2001
    Publication date: November 7, 2002
    Inventors: Jin Woong Kim, Young Hae Choi, Ki Pung Yoo, Min Jeong Noh, Joo Hee Han
  • Patent number: 6476057
    Abstract: The invention relates to use of substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted cycloalkyl aminoalcohols.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: November 5, 2002
    Assignee: G.D. Searle & Co.
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6469005
    Abstract: Propargylether derivatives of formula I including the optical isomers thereof and mixtures of such isomers, wherein R1 is hydrogen, alkyl, cycloalkyl or optionally substituted aryl, R2 and R3 are each independently hydrogen or alkyl, R4 is alkyl, alkenyl or alkynyl, R5, R6, R7, and R8 are each independently hydrogen or alkyl and R9 is a group R10 is optionally substituted aryl or optionally substituted heteroaryl, R11 is hydrogen or optionally substituted alkyl, alkenyl or alkynyl, Z is hydrogen —CO—R16, —COOR16, —CO—COOR16 or —CONR16R17, R12 is hydrogen, or optionally substituted alkyl, alkenyl or alkynyl, R13 is hydrogen or alkyl, R14 is hydrogen, alkyl, cycloalkyl or cycloalkyl-alkyl, R15 is alkyl, alkenyl, alkynyl, optionally substituted aryl or optionally substituted aryl-alkyl, and R16 and R17 are independently of each other hydrogen, optionally substituted alkyl, optionally substituted cycloalkyl, optionally substituted
    Type: Grant
    Filed: July 11, 2001
    Date of Patent: October 22, 2002
    Assignee: Syngenta Participations AG
    Inventors: Martin Zeller, André Jeanguenat, Clemens Lamberth, Walter Kunz
  • Patent number: 6462092
    Abstract: The invention relates to use of substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted reverse aminoalcohols.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: October 8, 2002
    Assignee: G.D. Searle & Co.
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6458849
    Abstract: The invention relates to use of substituted polycyclic aryl and heteroaryl tertiary-heteroalkyamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted mercapto amines.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: October 1, 2002
    Assignee: G.D. Searle & Co.
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Publication number: 20020115715
    Abstract: Amine and amide derivatives of the formula: 1
    Type: Application
    Filed: February 7, 2002
    Publication date: August 22, 2002
    Inventors: Scott L. Dax, James McNally, Mark Youngman
  • Patent number: 6399828
    Abstract: A process for making compound of formula I from a phenylpropanolamine salt of formula II wherein: R1 is hydrogen or a lower alkyl group; each R2 is independently a hydrogen, halogen, lower alkyl group, lower alkoxy groups, lower alkyl group substituted with 1 to 5 halogens, lower alkoxy groups substituted with 1 to 5 halogens, or both R2 together when on adjacent carbons constitute a —O(CH2)xO— where x is 1 to 4, thereby forming a ring structure fused with the phenyl group; R3 is a C1-C8-alkyl group, a C1-C12-aralkyl group, C1-C12-alkaryl group, or a phenyl group, each optionally substituted by 1 to 5 substituents selected from halogen, hydroxy, or C1-C6-alkyl; and HX is an equivalent of an organic or inorganic acid, the process comprising: (a) acylating the phenylpropanolamine salt of formula II with an acylating agent in a solvent at elevated temperature to make a reaction mixture containing an O-acylated phenylpropanolamine salt of formula III which can
    Type: Grant
    Filed: October 29, 2001
    Date of Patent: June 4, 2002
    Assignee: Boehringer Ingelheim Chemicals, Inc.
    Inventors: Robert Frederick Boswell, Young Sek Lo
  • Patent number: 6277849
    Abstract: The invention relates to novel pesticidally active compounds of the general formula I as well as possible isomers and isomeric mixtures thereof, wherein n is a number zero or one; and R1 is C1-C12alkyl that is unsubstituted or may be substituted by C1-C4alkoxy, C1-C4alkylthio, C1-C4alkylsulfonyl, C3-C8acycloalkyl, cyano, C1-C6alkoxycarbonyl, C3-C8alkenyloxycarbonyl, C1-C5alkynyloxycarbonyl; C3-C8cycloalkyl; C2-C12alkenyl: C2-C12alknyl; C1-C12haloalkyl or a group NR11R12; wherein R11, and R12 are each independently of the other hydrogen, C1-C6alkyl or together are tetra- or penta-methylene; R2 and R3 are each independently of the other hydrogen; C1-C8alkyl; C1-C8alkyl substituted by hydroxy, C1-C4alkoxy, mercapto or by C1C4alkylthio; C3-C8alkenyl; C3-C8alkynyl; C3-C8cycloalkyl; C3-C8acycloalkyl-C1-C4alkyl or wherein the two groups R2 and R3 together with the carbon atom to which they are bonded form a three- to eight-membered ring; R4, R5, R6 and R7 are identical or different and are eac
    Type: Grant
    Filed: August 24, 1999
    Date of Patent: August 21, 2001
    Assignee: Syngenta Crop Protection, Inc.
    Inventor: Martin Zeller
  • Patent number: 6127550
    Abstract: This invention is directed to methods for stereospecifically preparing [(1-optionally substituted aryl)- or (1-optionally substituted heteroaryl)]-2-substituted ethyl-2-amines, having chirality at the 2-position, and to intermediates to the substituted ethyl-2-amines.
    Type: Grant
    Filed: March 11, 1999
    Date of Patent: October 3, 2000
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Luc Grondard, Jean-Paul Casimir, Patrick Leon, Michael K. O'Brien, Matthew R. Powers, Daniel Robin
  • Patent number: 6087346
    Abstract: The invention relates to methods for the treatment of central nervous system disorders, neurological disorders, gastrointestinal disorders, drug abuse, angina, migraine, hypertension and depression by administering a pharmaceutical composition comprising an effective amount of certain sigma receptor ligands to a patient in need of such treatment. The invention further relates to novel sigma receptor ligands having high binding to the sigma receptor and pharmaceutical compositions thereof.
    Type: Grant
    Filed: February 21, 1996
    Date of Patent: July 11, 2000
    Assignees: Cambridge Neuroscience, Inc., Virginia Commonwealth University
    Inventors: Richard A. Glennon, James B. Fischer
  • Patent number: 6057371
    Abstract: The invention relates to methods for the treatment of central nervous system disorders, gastrointestinal disorders, drug abuse, angina, migraine, hypertension and depression by administering a pharmaceutical composition comprising an effective amount of certain sigma receptor ligands to a patient in need of such treatment. The invention further relates to novel sigma receptor ligands having high binding to the sigma receptor and pharmaceutical compositions thereof. Unexpectedly, certain of the sigma receptor ligands of the present invention have selectivity for the sigma receptor over the DA, PCP and 5-HT.sub.1A receptors.
    Type: Grant
    Filed: June 10, 1992
    Date of Patent: May 2, 2000
    Assignee: Virginia Commonwealth University
    Inventor: Richard A. Glennon
  • Patent number: 6046351
    Abstract: The invention concerns a novel process for preparing racemic phenethylamines of formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the meanings given in the description. According to this process: a) in a first step, optically active phenethylamines of formula (I*) ##STR2## are reacted with acetophenone derivatives of formula (II), ##STR3## the optically active phenethylamine used and the acetophenone derivative used each being substituted in an identical manner in the phenyl part, optionally in the presence of a diluting agent and optionally in the presence of a catalyst; b) in a second step, the resultant optically active Schiff bases of formula (III*) ##STR4## are reacted with metallic hydroxides containing between 0.1 and 50 wt. % water; and c) in a third step, the resultant racemic Schiff bases are reacted with acids in the presence of water.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: April 4, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventor: Uwe Stelzer
  • Patent number: 5981599
    Abstract: The present invention features compounds able to modulate one or more activities of an inorganic ion receptor and methods for treating diseases or disorders using such compounds. Preferred compounds can mimic or block the effect of extracellular calcium on a cell surface calcium receptor.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: November 9, 1999
    Assignee: NPS Pharmaceuticals, Inc.
    Inventors: Scott T. Moe, Bradford C. Van Wagenen, Eric G. DelMar, Richard Trovato, Manuel F. Balandrin
  • Patent number: 5976812
    Abstract: The invention concerns activated amphetamine derivatives, a process for their production as well as their use for producing immunogens or detection conjugates carrying amphetamine groups. A further subject matter of the invention are new conjugates carrying amphetamine groups, a process for the production thereof as well as their use for the production of antibodies or for the determination of amphetamine or derivatives thereof.
    Type: Grant
    Filed: July 17, 1997
    Date of Patent: November 2, 1999
    Assignee: Roche Diagnostics GmbH
    Inventors: Erasmus Huber, Christian Klein, Rudolf Vogel, Bruno Zink, Wolfgang Rollinger
  • Patent number: 5969186
    Abstract: The present invention provides a process for effectively racemizing an amine compound in which an asymmetric carbon is located at the .beta.-position of the amino group or more distant therefrom, which comprises reacting the amine compound with a complex of an alkali metal and a polycyclic aromatic hydrocarbon.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: October 19, 1999
    Assignee: Nagase & Company, Ltd.
    Inventors: Toru Inoue, Yoshihiko Hirayama
  • Patent number: 5847216
    Abstract: A process for preparing selegiline hydrochloride by reaction of R-(-)-N,.alpha.-dimethylphenylethylamine with 3-bromo-1-propyne is described, which consists in reacting the substances in a molar ratio of approximately 2:1 at 30.degree.-50.degree. C. in a solvent mixture of an aromatic hydrocarbon and water and isolating the selegiline from the organic phase and converting it into the hydrochloride.
    Type: Grant
    Filed: February 27, 1997
    Date of Patent: December 8, 1998
    Assignee: Knoll Aktiengesellschaft
    Inventors: Silvia Ott-Dembrowski, Richard Cyrus, Jorg Schmidt, Hans Waiblinger
  • Patent number: 5808156
    Abstract: Process for the production of the isomers (R) and (S)-.alpha.-methyl-3-(trifluoromethyl)benzeneethanamine, the second being useful as intermediate in the synthesis of the anorexic drug dexfenfluramine (INN), which comprises carrying out a stereospecific reductive amination of 1-(3-trifluoromethyl)phenyl-2-propanone with (R) or (S)-.alpha.-methylbenzylamine under a hydrogen atmosphere in the presence of a catalyst and debenzylating the resulting diastereoisomer (R),(R) or (S),(S)-N-(1-phenylethyl)-.alpha.-methyl-3-(trifluoromethyl)benzeneethanam ine by treatment with hydrogen and a catalyst.
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: September 15, 1998
    Assignee: Alfa Chemicals Italiana S.p.A.
    Inventors: Vincenzo Cannata, Barbara Galbiati, Tiziano Ferrario