Beta Alanine Per Se Or Salt Thereof Patents (Class 562/576)
  • Publication number: 20140356477
    Abstract: Systems, techniques and methods for estimating the metabolic state or flux, e.g., the body energy state (“BES”) of a patient, are disclosed. The BES provides a deep insight into the nutritional needs of the patient, thus allowing for a sort of exquisite glycemic control with regard to the patient. The invention discloses systems and methods for estimating fractional gluconeogenesis. The invention also discloses systems and methods for estimating and targeting patient blood lactate concentration, both as a target itself and as an intermediate step to estimating and targeting patient fractional gluconeogenesis glucose production. Nutritional support methods and formulations are also disclosed. The invention is suitable for any sort of patient, including those who are injured, such as with traumatic brain injury, ill, or have other conditions that stress the metabolic system.
    Type: Application
    Filed: October 1, 2013
    Publication date: December 4, 2014
    Applicant: Run Them Sweet, LLC
    Inventors: Michael A Horning, George A Brooks
  • Publication number: 20140308733
    Abstract: The present application relates to a method for inducing germination of a spore forming bacterium, specifically, a method for inducing germination of a spore forming bacterium, comprising: using one or more compounds having a phenolic backbone to induce germination of a spore forming bacterium selected from the group consisting of the genus Bacillus, the genus Geobacillus, and the genus Aeribacillus; to a germination inducer for a spore forming bacterium; and to a kit for use in germination of a spore forming bacterium.
    Type: Application
    Filed: September 6, 2012
    Publication date: October 16, 2014
    Inventors: Toki Nishiyama, Nobuhisa Ashida, Gentaro Yasuda, Yukie Tadano
  • Publication number: 20140235894
    Abstract: The invention is directed to a technique for effectively producing an amide compound suitable for use as a solvent or a detergent on a large scale and at low cost.
    Type: Application
    Filed: April 24, 2014
    Publication date: August 21, 2014
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Hinonori TASHIRO, Yasushi SHIRAKI, Makoto KASHIMA
  • Publication number: 20140094434
    Abstract: Amino acid compositions containing a carbohydrate and any one or more kinds of alanine, proline and glycine as amino acid can suppress a rapid increase in the blood glucose level immediately after ingestion and a decrease in the blood glucose level due to prolonged exercise, and can improve exercise performance. In addition, the present invention provides inhibitors of an increase in the blood glucose level immediately after carbohydrate ingestion, an inhibitor of a decrease in the blood glucose level due to a prolonged exercise, and an exercise performance improver. Therefore, the present invention provides an energy supplement useful for those who exercise (particularly prolonged exercise).
    Type: Application
    Filed: December 6, 2013
    Publication date: April 3, 2014
    Applicant: AJINOMOTO CO., INC.
    Inventors: Yuri HIRABAYASHI, Chie FURUTA, Yoshihito NOGUSA, Katsuya SUZUKI, Hisamine KOBAYASHI
  • Publication number: 20130261336
    Abstract: Provided are compositions comprising beta-alanylhistidine peptides and/or beta-alanines, and methods for administering these peptides and amino acids. In one aspect, the compositions and methods cause an increase in the blood plasma concentrations of beta-alanine and/or creatine.
    Type: Application
    Filed: May 22, 2013
    Publication date: October 3, 2013
    Applicant: Natural Alternatives International, Inc.
    Inventors: Roger Harris, Mark Dunnett
  • Publication number: 20120264825
    Abstract: The invention provides compounds which are -amino acid hydrogen peroxide solvates, wherein the side chain of the -amino acid has no basic nitrogen. A process for preparing the compounds and uses thereof are also described.
    Type: Application
    Filed: May 6, 2010
    Publication date: October 18, 2012
    Inventors: Ovadia Lev, Petr Prikhodchenko
  • Publication number: 20120232111
    Abstract: The invention provides a parakeratosis inhibitor, pore-shrinking agent, or rough skin preventing/ameliorating agent that has a function such as parakeratosis inhibition, pore shrinkage, or rough skin—inhibition/abatement, poses no safety problems such as sensory irritation, and is very safe, and further provides an external composition for skin to which a compound having the above-mentioned function has been added. The parakeratosis inhibitor, pore-shrinking agent, or rough skin preventing/ameliorating agent comprises one or more compounds selected from the group consisting of ?-alanine derivatives and salts thereof. The external composition for skin comprises the one or more compounds selected from the group consisting of ?-alanine derivatives and salts thereof as the above-mentioned parakeratosis inhibitor, pore-shrinking agent, or rough skin preventing/ameliorating agent.
    Type: Application
    Filed: April 28, 2006
    Publication date: September 13, 2012
    Applicant: Shiseido Company, Ltd.
    Inventors: Mikiko Kaminuma, Masaru Suetsugu, Toshii Iida, Shinji Inomata
  • Publication number: 20120088931
    Abstract: The invention is directed to a technique for effectively producing an amide compound suitable for use as a solvent or a detergent on a large scale and at low cost.
    Type: Application
    Filed: April 28, 2010
    Publication date: April 12, 2012
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Hironori Tashiro, Yasushi Shiraki, Makoto Kashima
  • Publication number: 20110312882
    Abstract: Provided are compositions comprising beta-alanylhistidine peptides and/or beta-alanines, and methods for administering these peptides and amino acids. In one aspect, the compositions and methods cause an increase in the blood plasma concentrations of beta-alanine and/or creatine.
    Type: Application
    Filed: August 22, 2011
    Publication date: December 22, 2011
    Applicant: Natural Alternatives International, Inc.
    Inventors: Roger Harris, Mark Dunnett
  • Patent number: 8034974
    Abstract: Disclosed are ?-amino acids that are unsubstituted in the ? position; that are substituted in the ? position with an aryl group; that are substituted in the ? position with an aryl group; that bear two substituents in the ? position; and/or that are substituted in the ? and ? positions with groups which, together with the carbon atoms at the ? and ? positions, form a ring. Also disclosed are methods for making the above-mentioned ?-amino acids and other ?-amino acids which involve providing an ?,?-unsaturated imide; converting the ?,?-unsaturated imide to a 2-substituted-isoxazolidin-5-one; and converting the 2-substituted-isoxazolidin-5-one to a ?-amino acid.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: October 11, 2011
    Assignee: NDSU Research Foundation
    Inventors: Mukund P. Sibi, Craig P. Jasperse, Prabagaran Narayanasamy, Sandeep R. Ghorpade
  • Patent number: 7956218
    Abstract: The present invention relates to stable salts of ?-alanine and an organic acid endowed with enhanced nutritional and/or therapeutical efficacy in respect to their individual effects and to solid compositions containing such salts, particularly suited to oral administration. A method of preparation is also provided.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: June 7, 2011
    Assignee: Northern Innovations and Formulations Corp.
    Inventors: Michele Molino, Joseph MacDougall
  • Publication number: 20110033390
    Abstract: The invention relates to hyperpolarised 13C-alanine, its use as imaging agent, an imaging medium comprising hyperpolarised 13C-alanine and methods of 13C-MR detection wherein such an imaging medium is used. Further, the invention relates to methods of producing hyperpolarised 13C-alanine.
    Type: Application
    Filed: February 3, 2009
    Publication date: February 10, 2011
    Inventors: Anna Gisselsson, Georg Hansson, Sven Mansson, Rene In't Zandt, Magnus Karlsson, Pernille R. Jensen, Mathilde H. Lerche
  • Publication number: 20090220575
    Abstract: Methods and compositions are provided for increasing the anaerobic working capacity of muscle and other tissues. Also provided are compositions formulated for the sustained release of free beta-alanine.
    Type: Application
    Filed: May 23, 2006
    Publication date: September 3, 2009
    Inventors: Roger Harris, John Wise
  • Publication number: 20090156676
    Abstract: The present invention relates to stable salts of ?-alanine and an organic acid endowed with enhanced nutritional and/or therapeutical efficacy in respect to their individual effects and to solid compositions containing such salts, particularly suited to oral administration. A method of preparation is also provided.
    Type: Application
    Filed: December 12, 2007
    Publication date: June 18, 2009
    Applicant: IOVATE T. & P. INC.
    Inventors: Michele Molino, Joseph MacDougall
  • Patent number: 7268164
    Abstract: Methods and compounds useful for the inhibition of convulsive disorders, including epilepsy, are disclosed. The methods and compounds of the invention inhibit or prevent ictogenesis and epileptogenesis. Methods for preparing the compounds of the invention are also described.
    Type: Grant
    Filed: August 16, 2001
    Date of Patent: September 11, 2007
    Assignee: Queens University at Kingston
    Inventors: Donald E. Weaver, Paul H. Milne, Christopher Y. K. Tan, John R. Carran
  • Patent number: 6790989
    Abstract: This invention is directed to novel oxamyl dipeptide ICE/ced-3 family inhibitor compounds having the following structure: wherein A, B, R, R1, R1′ p and q are as defined herein. The invention is also directed to pharmaceutical compositions containing one or more of these compounds, as well as to the use of such compositions in the treatment of patients suffering inflammatory, autoimmnune and neurodegenerative diseases, for the prevention of ischemic injury, and for the preservation of organs that are to undergo a transplantation procedure.
    Type: Grant
    Filed: July 18, 2001
    Date of Patent: September 14, 2004
    Assignee: Idun Pharmaceuticals, Inc.
    Inventors: Robert J. Ternansky, Patricia L. Gladstone, Kevin J. Tomaselli, Bin Chao, Steven D. Linton
  • Patent number: 6733985
    Abstract: A reagent for determining prothrombin time (PT) including a recombinant protein tissue factor, a mixture of synthetic phospholipids, and a beta, gamma, or delta amino acid stabilizing compound is described for monitoring extrinsic blood coagulation activities. The source for the recombinant protein tissue factor is rabbit brain, and the phospholipids employed are palmitoyloleoylphosphatidylcholine (POPC) and palmitoyloleoylphosphatidylserine (POPS). The particular formulation buffer used to dilute the lipidated tissue factor provides a reagent that is optionally dried without lyophilization and remains stable for at least about 2 weeks at 37 C as either a liquid or a dried powder. A method for preparing the improved PT reagent and a method of using the reagent to analyze blood PT is also provided.
    Type: Grant
    Filed: May 19, 1999
    Date of Patent: May 11, 2004
    Assignee: International Technidyne Corporation
    Inventor: Ted C. K. Lee
  • Patent number: 6696611
    Abstract: The present invention provides a method for enantioselectively reducing a prochiral carbon centered radical having one or more electron donator groups attached directly to the central prochiral carbon atom of the radical, and/or attached to a carbon atom within 1 to 4 atoms of the central prochiral carbon atom, comprising treating said radical with a chiral non-racemic organotin hydride in the presence of a Lewis acid.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: February 24, 2004
    Assignee: Chirogen Pty. Limited
    Inventors: Dainis Dakternieks, Carl H. Schiesser, Tamara Perchyonok
  • Patent number: 6515173
    Abstract: This invention s directed to novel oxamyl dipeptide ICE/ced-3 family inhibitor compounds having the following structure: wherein A, B, R, R1, p and q are as defined herein. The invention s all directed to pharmaceutical compositions containing one or more of thee compound, as well as to the use of such compositions in the treatment of patients suffering inflammatory, autoimmune and neurodegenerative diseases, for the prevention of ischemic injury, and for the preservation of organs that to undergo a transplantation procedure.
    Type: Grant
    Filed: January 13, 2000
    Date of Patent: February 4, 2003
    Assignee: Idun Pharmaceuticals, Inc.
    Inventors: Robert J. Ternansky, Patricia L. Gladstone, Kevin J. Tomaselli
  • Patent number: 6420600
    Abstract: It has been discovered that compounds of the formula: and the pharmaceutically acceptable salts and esters thereof wherein X and Y are as defined below, are more readily absorbed and more bioavailable than the corresponding carboxylic acids from which they are derived, both of which are effective inhibitors of the binding of VCAM-1 to VLA-4 in vivo and are useful in treating inflammation in inflammatory diseases in which such binding acts to bring on the inflammation.
    Type: Grant
    Filed: February 17, 2000
    Date of Patent: July 16, 2002
    Assignee: Hoffman-La Roche Inc.
    Inventors: Achytharao Sidduri, Jefferson Wright Tilley
  • Patent number: 6407065
    Abstract: Compounds of the formula I as defined, and their pharmaceutically acceptable salts are VLA-4 antagonists which are useful in inhibiting cell adhesion and in the therapeutic or prophylactic treatment of inflammatory and autoimmune diseases, particularly inflammatory airways diseases. They are particularly useful in reducing post-surgical inflammation, especially that resulting from transplant surgery.
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: June 18, 2002
    Assignee: Novartis AG
    Inventors: Sompong Wattanasin, Peter Josef Von Matt
  • Patent number: 6395923
    Abstract: Carnitine derivatives of formula (I) are described in racemic and/or optically active form, as well as the process for their preparation and their use as pharmaceutical anti-angina active ingredients for the treatment of ischaemic heart disease. Also described is a process for producing the (R)-carnitine enantiomer from (S)-carnitine (or vice versa), using the derivatives of formula (I).
    Type: Grant
    Filed: March 13, 2001
    Date of Patent: May 28, 2002
    Assignee: Sigma-Tau Industrie Farmaceutiche Riunite S.p.A.
    Inventors: Oreste Piccolo, Roberto Castagnani, Paolo De Witt
  • Patent number: 6380429
    Abstract: Disclosed is a process for the oxidation of sulfonamides to sulfonyl imines using chromium (IV) dioxide as the oxidant.
    Type: Grant
    Filed: September 15, 2000
    Date of Patent: April 30, 2002
    Assignee: E. I. du Pont Nemours and Company
    Inventor: Eric Maurice Smith
  • Patent number: 6306840
    Abstract: The present invention relates to novel compounds that are useful for inhibition and prevention of cell adhesion and cell adhesion-mediated pathologies. This invention also relates to pharmaceutical formulations comprising these compounds and methods of using them for inhibition and prevention of cell adhesion and cell adhesion-mediated pathologies. The compounds and pharmaceutical compositions of this invention can be used as therapeutic or prophylactic agents. They are particularly well-suited for treatment of many inflammatory and autoimmune diseases.
    Type: Grant
    Filed: January 23, 1995
    Date of Patent: October 23, 2001
    Assignee: Biogen, Inc.
    Inventors: Steven P. Adams, Ko-Chung Lin, Wen-Cherng Lee, Alfredo C. Castro, Craig N. Zimmerman, Charles E. Hammond, Yu-Sheng Liao
  • Patent number: 6306909
    Abstract: Methods and compounds useful for the inhibition of convulsive disorders, including epilepsy, are disclosed. The methods and compounds of the invention inhibit or prevent ictogenesis and epileptogenesis. Methods for preparing the compounds of the invention are also described.
    Type: Grant
    Filed: March 11, 1998
    Date of Patent: October 23, 2001
    Assignee: Queen's University at Kingston
    Inventors: Donald E. Weaver, Paul H. Milne, Christopher Y. K. Tan, John R. Carran
  • Patent number: 6288116
    Abstract: L-arginine found essential to enhance the glomerular function of the kidneys is used to formulate a low viscosity, calorie-dense, nutritional product for a person having renal failure. In a product free of citric acid or citrates, for oral ingestion, the taste of arginine is counteracted by lactic, malic or adipic acid; in a formulation for tube-feeding, citric acid and citrates in a specified ratio controls the product's stability. The ratio of calcium to phosphorus is controlled, as is the caloric distribution and water content; the amounts of vitamins and minerals included provide a nutritionally complete formulation.
    Type: Grant
    Filed: May 13, 1998
    Date of Patent: September 11, 2001
    Assignee: Novartis Nutrition AG
    Inventors: Carol Jo Lowry, Kathy Marie Sass
  • Patent number: 5623087
    Abstract: A method for preparing a diarylalanine compound is provided. The method includes reacting a diarylaminopropanediol with a reducing agent to form a diarylaminopropanol compound and/or contacting a serine ester derivative with an aryl metal reagent to form diarylaminopropanediol. A diarylmethyloxazolidinone compound is also provided.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: April 22, 1997
    Assignee: NDSU-Research Foundation
    Inventors: Mukund P. Sibi, Prasad K. Despande, Anthony J. LaLoggia
  • Patent number: 5530159
    Abstract: The invention relates to a process for preparing .beta.-alaninediacetic acid (Ia) or its alkali metal or ammonium salts (Ib) which comprises reacting iminodiacetic acid with acrylonitrile or C.sub.1 -C.sub.4 -alkyl acrylates in weakly acid to weakly basic aqueous medium and subsequently hydrolyzing the nitrile or ester moiety to the acid or a salt.The products prepared according to the invention can be used, in particular, to form complexes.
    Type: Grant
    Filed: October 21, 1994
    Date of Patent: June 25, 1996
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Kneip, Juergen Schneider, Alfred Oftring
  • Patent number: 5281749
    Abstract: A process for reducing the residual content of free alkylating agent in aqueous solutions of amphoteric or zwitterionic surface-active agents by aftertreatment with ammonia, an amino acid containing 2 to 8 carbon atoms, or an oligopeptide.
    Type: Grant
    Filed: May 28, 1992
    Date of Patent: January 25, 1994
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Guenter Uphues, Uwe Ploog, Klaudia Bischof, Kenan Kenar, Pavel Sladek
  • Patent number: 5200426
    Abstract: The present disclosure relates to inhibitors of neutral endopeptidase (NEP) which are proposed as novel agents for the treatment of CALLA+ positive cancers as well as other conditions such as hypertension.
    Type: Grant
    Filed: August 14, 1990
    Date of Patent: April 6, 1993
    Assignee: Board of Regents, The University of Texas
    Inventors: Louis B. Hersh, R. C. Bateman, Jr.
  • Patent number: 5152999
    Abstract: The present invention relates to liposome preparations. In particular, the present invention relates to Adriamycin-entrapped liposome preparations comprising cholesterol derivatives having a negative charge as a liposome membrane constituent. Adriamycin-entrapped liposome preparations have many uses in the medical field such as maintaining high Adriamycin blood levels over a long period of time and reducing systemic toxicity, for example.
    Type: Grant
    Filed: April 5, 1991
    Date of Patent: October 6, 1992
    Assignee: Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Yuji Tokunaga, Takao Yamamoto, Takehisa Hata
  • Patent number: 5026909
    Abstract: A method according to the invention comprises mixing the starting biologically active organic compound, an inorganic vehicle and a catalyst in the form of a platinum-group metal, followed by reacting the resulting mixture with an isotope of hydrogen at a temperature of 373-523 K. and cooling the reaction mixture to a temperature of 288-303 K. and isolation of the desired product therefrom. The invention can be useful, for example, in medical and biological studies.
    Type: Grant
    Filed: March 22, 1989
    Date of Patent: June 25, 1991
    Inventors: Jury A. Zolotarev, Dmitry A. Zaitsev, Vadim J. Tatur, Nikolai F. Myasoedov
  • Patent number: 4912228
    Abstract: An improvement in the process of extraction of amino acids from aqueous solutions in which the amino acids are extracted with quaternary ammonium extractants. A pretreatment of the amino acid containing aqueous solution with a tertiary amine prior to extraction of the amino acids with the quaternary ammonium extractant, removes some impurities or poisons present therein, leaving the amino acids in the aqueous solution for subsequent extraction with a water insoluble quaternary ammonium extractant. After extraction with the quaternary extractant, the organic phase is stripped of amino acid and the stripped organic is subjected to an acidic scrub before returning to the quaternary extraction stage.
    Type: Grant
    Filed: August 4, 1988
    Date of Patent: March 27, 1990
    Assignee: Henkel Research Corporation
    Inventors: Thomas J. Stierman, Phillip L. Mattison
  • Patent number: 4886888
    Abstract: Amino acids can be purpified and/or concentrated by extracting aqueous mixtures such as fermentation broths by contacting an aqueous mixture containing amino acids with an organic solution containing a water insoluble extractant selected from the group consisting of:1. A quaternary ammonium ion having the formula: ##STR1## where R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are aliphatic, each having from 1 to 22 carbon atoms, and together have a minimum of 25 carbon atoms, and where at least three of the four R groups are at least a C.sub.4.2. A quaternary phosphonium ion having the formula: ##STR2## where R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined above. 3. A tertiary sulfonium ion having the formula: ##STR3## where R.sub.1, R.sub.2 and R.sub.3 each are aliphatic with from 1 to 22 carbon atoms, and together have a minimum of 24 carbons and where at least two of these groups are at least a C.sub.6.4. An organic boride ion having the formula: ##STR4## where R.sub.1, R.sub.2, R.sub.3 and R.sub.
    Type: Grant
    Filed: December 22, 1986
    Date of Patent: December 12, 1989
    Assignee: Henkel Corporation
    Inventors: Francis W. Tuominen, Ronald R. Swanson, Phillip L. Mattison, Kenneth D. MacKay, Bradley W. Glorvigen
  • Patent number: 4886889
    Abstract: Disclosed is a process for recovery of amino acids from aqueous mixtures. In particular, it relates to a treatment of said amino acid containing aqueous mixture prior to extraction of the amino acid with a water immiscible organic solution containing a water insoluble extractant for said amino acid. The overall process of the invention which includes the pretreatment and extraction, also includes optional methods of recovering said extracted amino acid from the water immiscible organic solution. Accordingly, the invention also relates to a process for recovery of the amino acid by stripping of the amino acid from the organic solution and precipitation of the amino acid.
    Type: Grant
    Filed: May 16, 1986
    Date of Patent: December 12, 1989
    Assignee: Henkel Corporation
    Inventors: Phillip L. Mattison, Ronald P. Wirth, Michael J. Virnig, LeRoy Krbechek
  • Patent number: 4661606
    Abstract: Amino acids can be purified and/or concentrated by extracting aqueous mixtures such as fermentation broths by contacting an aqueous mixture containing amino acids with an organic solution containing a water insoluble extractant.
    Type: Grant
    Filed: June 6, 1984
    Date of Patent: April 28, 1987
    Assignee: Henkel Corporation
    Inventors: Francis W. Tuominen, Ronald R. Swanson, Phillip L. Mattison, Kenneth D. MacKay, Bradley W. Glorvigen
  • Patent number: 4585887
    Abstract: Process for the production of an optically active 3-aminocarboxylic acid ester from a .beta.-keto acid ester. The .beta.-keto acid ester is converted with a chiral amine into the corresponding enamine. The enamine is converted by hydrogenation in the presence of a platinum catalyst into the corresponding N-substituted amino acid esters. Such ester mix is converted by means of HCl gas into the hydrochlorides. The latter are neutralized. Then by liberation and isolation from the neutralized products by hydrogenolysis in the presence of a palladium catalyst, the desired optically-active 3-aminocarboxylic acid ester is obtained.
    Type: Grant
    Filed: December 4, 1984
    Date of Patent: April 29, 1986
    Assignee: Lonza Ltd.
    Inventors: Synese Jolidon, Thomas Meul
  • Patent number: 4380646
    Abstract: A process is disclosed for the prparation of an acylated aminocarboxylic acid which comprises contacting an aminocarboxylic acid, its alkali metal or alkaline earth metal salt with a low alkyl carboxylic acid ester of the formulaR.sub.1 -CO-O-R.sub.2,wherein R.sub.1 represents hydrogen or a straight-chain or branched or cyclic hydrocarbon moiety of 1 to 30 carbon atoms, which can be substituted if desired, and wherein R.sub.2 represents a straight-chain, branched or cyclic hydrocarbon moiety of 1 to 8 carbon atoms in the presence of an alkali metal or alkaline earth metal alcoholate.
    Type: Grant
    Filed: January 29, 1981
    Date of Patent: April 19, 1983
    Assignee: Dynamit Nobel Aktiengesellschaft
    Inventor: Giselher Franzmann
  • Patent number: 4371706
    Abstract: Alkali metal aminoalkanoate is prepared by contacting in the presence of an alkali metal carboxylate a reaction mixture in which there is at least one alkali metal hydroxide, at least one lactam, and water. Arylene sulfide polymer is prepared by contacting at polymerization conditions a reaction mixture that contains at least one alkali metal aminoalkanoate prepared as described above; at least one polyhalo-substituted aromatic compound; at least one organic amide as solvent and H.sub.2 S. In an embodiment of the polymerization the organic amide used as solvent can be the same as the lactam from which the alkali metal aminoalkanoate was produced.
    Type: Grant
    Filed: October 22, 1981
    Date of Patent: February 1, 1983
    Assignee: Phillips Petroleum Company
    Inventors: James T. Edmonds, Jr., Lacey E. Scoggins
  • Patent number: 4324886
    Abstract: Alkali metal aminoalkanoate is prepared by contacting in the presence of an alkali metal carboxylate a reaction mixture in which there is at least one alkali metal hydroxide, at least one lactam, and water. Arylene sulfide polymer is prepared by contacting at polymerization conditions a reaction mixture that contains at least one alkali metal aminoalkanoate prepared as described above; at least one polyhalo-substituted aromatic compound; at least one organic amide as solvent and H.sub.2 S. In an embodiment of the polymerization the organic amide used as solvent can be the same as the lactam from which the alkali metal aminoalkanoate was produced.
    Type: Grant
    Filed: May 6, 1980
    Date of Patent: April 13, 1982
    Assignee: Phillips Petroleum Company
    Inventors: James T. Edmonds, Jr., Lacey E. Scoggins
  • Patent number: 4258210
    Abstract: A process for producing sodium pantothenate from .beta.-aminopropionitrile is disclosed.
    Type: Grant
    Filed: May 8, 1979
    Date of Patent: March 24, 1981
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Dieter Bartoldus, Emil Broger
  • Patent number: 4234744
    Abstract: Aminoacid hydrochlorides or diaminoacid dihydrochlorides are produced by first reacting a halocarboxylic acid ester with an alkali metal cyanate in the presence of an alcohol to form the corresponding mono- or diurethane and then saponifying this to the corresponding mono- or dihydrochloride. The new process is relatively versatile in its use and above all opens up an elegant synthesis route for lysine.
    Type: Grant
    Filed: December 17, 1979
    Date of Patent: November 18, 1980
    Assignee: Deutsche Gold- und Silber Scheideanstalt vormals Roessler
    Inventors: Franz Effenberger, Karlheinz Drauz