ES2028481T3 - Procedimiento para la obtencion de catalizadores y procedimientos para la aminacion hidrogenente de alcoholes. - Google Patents

Procedimiento para la obtencion de catalizadores y procedimientos para la aminacion hidrogenente de alcoholes.

Info

Publication number
ES2028481T3
ES2028481T3 ES199090101784T ES90101784T ES2028481T3 ES 2028481 T3 ES2028481 T3 ES 2028481T3 ES 199090101784 T ES199090101784 T ES 199090101784T ES 90101784 T ES90101784 T ES 90101784T ES 2028481 T3 ES2028481 T3 ES 2028481T3
Authority
ES
Spain
Prior art keywords
alcohols
procedure
hydrogenent
amination
procedures
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES199090101784T
Other languages
English (en)
Inventor
Matthias Dr. Irgang
Juergen Dr. Schossig
Wolfgang Dr. Schroeder
Siegfried Dr. Winderl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of ES2028481T3 publication Critical patent/ES2028481T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/16—Reducing
    • B01J37/18—Reducing with gases containing free hydrogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/04—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups
    • C07C209/14—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups
    • C07C209/16—Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups with formation of amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/02—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton by reactions involving the formation of amino groups from compounds containing hydroxy groups or etherified or esterified hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
    • C07D295/023—Preparation; Separation; Stabilisation; Use of additives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

CATALIZADORES CUYA MASA ACTIVA CONTIENE, A PARTE DE 20 A 85 % DE PESO DE COMBINACIONES DE CIRCONIO CON CONTENIDO DE OXIGENO, CALCULADO COMO ZRO2, DE 1 HASTA 30 % DE PESO DE COMBINACIONES CON OXIGENO DE COBRE, CALCULADO COMO CUO Y DE 1 A 40% DE PESO DE COMBINACIONES CON OXIGENO DE COBALTO Y NIQUEL, CALCULADO COMO COO O NIO Y UN PROCEDIMIENTO PARA LA MINACION HIDRATANTE DE ALCOHOLES.
ES199090101784T 1989-02-04 1990-01-30 Procedimiento para la obtencion de catalizadores y procedimientos para la aminacion hidrogenente de alcoholes. Expired - Lifetime ES2028481T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3903367A DE3903367A1 (de) 1989-02-04 1989-02-04 Katalysator und verfahren zur hydrierenden aminierung von alkoholen

Publications (1)

Publication Number Publication Date
ES2028481T3 true ES2028481T3 (es) 1992-07-01

Family

ID=6373451

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199090101784T Expired - Lifetime ES2028481T3 (es) 1989-02-04 1990-01-30 Procedimiento para la obtencion de catalizadores y procedimientos para la aminacion hidrogenente de alcoholes.

Country Status (6)

Country Link
US (1) US5002922A (es)
EP (1) EP0382049B1 (es)
JP (1) JP2968015B2 (es)
BR (1) BR9000434A (es)
DE (2) DE3903367A1 (es)
ES (1) ES2028481T3 (es)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5198592A (en) * 1987-12-11 1993-03-30 Engelhard De Meern B.V. Hydrogenolysis reaction and catalyst suitable therefor
US5068468A (en) * 1990-10-19 1991-11-26 Basf Aktiengesellschaft Hydrogenation of acetylenic alcohols
DE4116367A1 (de) * 1991-05-18 1992-11-19 Basf Ag Verfahren zur herstellung von aminen
FR2679901A1 (fr) * 1991-07-29 1993-02-05 Ceca Sa Procede pour la preparation d'alkylamines secondaires aliphatiques dissymetriques.
DE4139607A1 (de) * 1991-11-30 1993-06-03 Basf Ag Verfahren zur herstellung von n-substituierten lactamen
DE4140259A1 (de) * 1991-12-06 1993-06-09 Basf Ag, 6700 Ludwigshafen, De Verfahren zur herstellung tertiaerer aminoxide
DE4243722A1 (de) * 1992-12-23 1994-06-30 Basf Ag Verfahren zur Herstellung von Polyetherglykolen
FR2709432B1 (fr) * 1993-09-03 1995-10-20 Elf Aquitaine Catalyseurs à base d'oxydes métalliques, à dispersion élevée, comprenant notamment de la zircone, leur fabrication et leurs applications.
DE4423346A1 (de) * 1994-07-04 1996-01-11 Basf Ag Kupferoxid/Zirkonoxid-Katalysator
DE4428004A1 (de) 1994-08-08 1996-02-15 Basf Ag Verfahren zur Herstellung von Aminen
DE4429547A1 (de) * 1994-08-19 1996-02-22 Basf Ag Verfahren zur Herstellung von Aminen
DE4431743A1 (de) * 1994-09-06 1996-03-07 Basf Ag Verfahren zur Herstellung von 1,4-Butandiol
DE19742911A1 (de) * 1997-09-29 1999-04-01 Basf Ag Verfahren zur Herstellung von Aminen
DE19905837A1 (de) * 1999-02-12 2000-08-17 Basf Ag Verfahren zur Racemisierung von optisch aktiven Aminen
DE19826396A1 (de) * 1998-06-12 1999-12-16 Basf Ag Verfahren zur Herstellung von Aminen
DE19910960A1 (de) * 1999-03-12 2000-09-14 Basf Ag Verfahren zur Herstellung von Aminen
EP1106601B1 (de) * 1999-12-06 2004-02-25 Basf Aktiengesellschaft Verfahren zur Herstellung von Monoisopropylamin
DE50007278D1 (de) * 1999-12-06 2004-09-09 Basf Ag Verfahren zur Herstellung von Aminen
DE10145119A1 (de) * 2001-09-13 2003-04-03 Basf Ag Verfahren zur Herstellung von Aminen
DE10211101A1 (de) * 2002-03-14 2003-09-25 Basf Ag Katalysatoren und Verfahren zur Herstellung von Aminen
DE10261193A1 (de) * 2002-12-20 2004-07-01 Basf Ag Verfahren zur Herstellung eines Armins
JP4532083B2 (ja) * 2003-07-28 2010-08-25 東ソー株式会社 Ｎ−モノアルキル置換アルキレンアミンの製造方法
DE10361503A1 (de) * 2003-12-23 2005-07-28 Basf Ag Verfahren zur Herstellung eines Ethylamins
DE102005043440A1 (de) * 2005-09-13 2007-03-15 Basf Ag Verfahren zur Herstellung eines Ethylamins aus vergälltem Ethanol
DE502006005368D1 (de) 2005-09-30 2009-12-24 Basf Se Verfahren zur herstellung von ethylenaminen
DE102005047458A1 (de) * 2005-09-30 2007-04-12 Basf Ag Verfahren zur Herstellung von Aminodiglykol (ADG) und Morpholin
DE502006005367D1 (de) * 2005-09-30 2009-12-24 Basf Se Verfahren zur herstellung von ethylenaminen
JP4989888B2 (ja) * 2005-12-28 2012-08-01 花王株式会社 含窒素化合物の製造方法
JP4989889B2 (ja) * 2005-12-28 2012-08-01 花王株式会社 含窒素化合物の製造方法
US7700806B2 (en) * 2006-02-14 2010-04-20 Basf Aktiengesellschaft Method for producing ethylene amines ethanol amines from monoethylene glycol (MEG)
CN101384541B (zh) * 2006-02-14 2012-06-13 巴斯夫欧洲公司 在催化剂存在下通过单乙二醇和氨的氢化胺化生产亚乙基胺和乙醇胺的方法
CN101489981B (zh) * 2006-07-14 2013-03-20 巴斯夫欧洲公司 生产胺的方法
WO2008006749A1 (de) * 2006-07-14 2008-01-17 Basf Se Verfahren zur herstellung eines amins
CN101489979B (zh) 2006-07-14 2015-04-08 巴斯夫欧洲公司 生产胺的方法
RU2009104982A (ru) * 2006-07-14 2010-08-27 Басф Се (De) Способ получения амина
WO2008006754A1 (de) * 2006-07-14 2008-01-17 Basf Se Verfahren zur herstellung eines amins
PL2043576T3 (pl) * 2006-07-20 2013-03-29 Essity Hygiene & Health Ab Urządzenie i sposób formowania nakładanych powietrznie wkładów chłonnych
US7825281B2 (en) * 2006-09-28 2010-11-02 Basf Aktiengesellschaft Method for producing electronic grade 2,2′-aminoethoxyethanol
JP5200023B2 (ja) * 2006-09-28 2013-05-15 ビーエーエスエフ ソシエタス・ヨーロピア モルホリン（ｍｏ）、モノアミノジグリコール（ａｄｇ）、アンモニア及び水を含有する混合物を連続的に蒸留により分離するための方法
EP2077990B1 (de) * 2006-09-28 2013-08-07 Basf Se Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser
DE502007003425D1 (de) * 2006-09-28 2010-05-20 Basf Se Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser
US8461373B2 (en) * 2007-08-13 2013-06-11 Asahi Kasei Chemicals Corporation Catalyst for producing carboxylic acid esters, process for producing same and process for producing carboxylic acid esters
CN101903095B (zh) * 2007-12-21 2013-07-10 巴斯夫欧洲公司 制备胺的方法
WO2009080515A1 (de) * 2007-12-21 2009-07-02 Basf Se Verfahren zur herstellung eines amins
WO2009080506A1 (de) 2007-12-21 2009-07-02 Basf Se Verfahren zur herstellung eines amins
WO2009080510A1 (de) * 2007-12-21 2009-07-02 Basf Se Verfahren zur herstellung eines amins
WO2009080508A1 (de) * 2007-12-21 2009-07-02 Basf Se Verfahren zur herstellung eines amins
EP2488483B1 (en) 2009-10-06 2014-06-25 Alkyl Amines Chemicals Ltd A process for the preparation of 2-(2-aminoethoxy) ethanol (2aee) and morpholine with 2aee: morpholine>3
US8637668B2 (en) 2010-06-15 2014-01-28 Basf Se Process for preparing a cyclic tertiary methylamine
EP2588442B1 (de) 2010-06-30 2014-04-16 Basf Se Verfahren zur herstellung von tri-n-propylamin (tpa)
US8466322B2 (en) 2010-06-30 2013-06-18 Basf Se Process for preparing tri-n-propylamine (TPA)
DE102010040427A1 (de) 2010-09-08 2012-03-08 Basf Se Verfahren zur Herstellung von Mono-n-Octylamin (MOA)
DE102011004465A1 (de) 2010-09-10 2012-03-15 Evonik Degussa Gmbh Verfahren zur direkten Aminierung sekundärer Alkohole mit Ammoniak zu primären Aminen
US8933223B2 (en) 2010-10-14 2015-01-13 Basf Se Process for preparing a cyclic tertiary amine
DE102011075162A1 (de) 2010-12-08 2012-06-14 Evonik Degussa Gmbh Verfahren zur homogen-katalysierte, hochselektiven direkten Aminierung von primären Alkoholen mit Ammoniak zu primären Aminen bei hohem Volumenverhältnis von Flüssig- zu Gasphase und/oder hohen Drücken
DE102011003595B4 (de) 2011-02-03 2014-04-17 Evonik Degussa Gmbh Herstellung von in ihrer Hauptkette linearen primären Diaminen für Polyamidsynthesen
EP2678306B1 (de) 2011-02-21 2017-06-21 Evonik Degussa GmbH Verfahren zur direkten aminierung von alkoholen mit ammoniak zu primären aminen mittels eines xantphos katalysatorsystems
WO2013075974A1 (de) 2011-11-21 2013-05-30 Basf Se Verfahren zur herstellung von ethylaminen und mono-iso-propylamin (mipa)
US8766009B2 (en) 2011-11-21 2014-07-01 Basf Se Process for preparing ethylamines and monoisopropylamine (MIPA)
US8884015B2 (en) 2012-06-01 2014-11-11 Basf Se Process for the preparation of a mono-N-alkypiperazine
EP2855443B1 (de) 2012-06-01 2016-03-30 Basf Se Verfahren zur herstellung eines mono-n-alkyl-piperazins
US8981093B2 (en) 2012-06-06 2015-03-17 Basf Se Process for preparing piperazine
WO2013182465A1 (de) 2012-06-06 2013-12-12 Basf Se Verfahren zur herstellung von piperazin
US20130345475A1 (en) 2012-06-25 2013-12-26 Basf Se Process for the racemization of optically active arylalkylamines
WO2014184039A1 (de) 2013-05-16 2014-11-20 Basf Se Verfahren zur herstellung von n-alkyl-piperazinen
US20150314274A1 (en) * 2014-05-02 2015-11-05 Clariant Corporation Metal oxide-stabilized zirconium oxide ceramic materials
US11390578B2 (en) * 2018-04-06 2022-07-19 Basf Se Method for synthesizing amines
CN111875506B (zh) * 2020-07-03 2023-07-04 上海竹虹新材料科技有限公司 一种混合金属氧化物非均相催化剂催化伯二醇胺化的方法
WO2023135035A1 (en) 2022-01-14 2023-07-20 Basf Se Method for the manufacture or conversion of alkanolamines

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757840A (fr) 1969-10-23 1971-04-22 Basf Ag Procede de preparation d'amines a partir d'alcools
US4014933A (en) * 1969-10-23 1977-03-29 Basf Aktiengesellschaft Production of amines from alcohols
JPS5166277A (es) * 1974-12-05 1976-06-08 Mitsubishi Chem Ind
US4151204A (en) * 1975-06-27 1979-04-24 Teijin Limited Process for preparing amino alcohols
US4152353A (en) * 1977-08-29 1979-05-01 The Dow Chemical Company Method of producing amines from alcohols, aldehydes, ketones and mixtures thereof
EP0017651A1 (en) * 1977-08-29 1980-10-29 The Dow Chemical Company Improved method of producing amines from alcohols, aldehydes, ketones and mixtures thereof and catalyst used
SE457608B (sv) 1986-07-11 1989-01-16 Berol Kemi Ab Foerfarande foer framstaellning av en ruteniumdopad nickel- och/eller koboltkatalysator paa en poroes metalloxidbaerare samt anvaendning av katalysatorn i en hydrerings- och/eller dehydreringsreaktion
GB2148287B (en) * 1983-10-05 1987-04-15 Nippon Catalytic Chem Ind Preparation of aminocarboxylic acid salts from amino alcohols
US4891349A (en) * 1985-05-13 1990-01-02 The Dow Chemical Company Catalyst for preparing amines
US4772750A (en) * 1985-06-14 1988-09-20 The Dow Chemical Company Method of producing amines
IT1190137B (it) * 1986-06-20 1988-02-10 Eniricerche Spa Fibra cava di poliestere ammide e procedimento per la sua preparazione

Also Published As

Publication number Publication date
US5002922A (en) 1991-03-26
EP0382049A1 (de) 1990-08-16
JPH02233143A (ja) 1990-09-14
BR9000434A (pt) 1991-01-15
DE3903367A1 (de) 1990-08-16
EP0382049B1 (de) 1991-12-18
JP2968015B2 (ja) 1999-10-25
DE59000020D1 (de) 1992-01-30

Similar Documents

Publication Publication Date Title
ES2028481T3 (es) Procedimiento para la obtencion de catalizadores y procedimientos para la aminacion hidrogenente de alcoholes.
ES2041888T3 (es) Procedimiento para la fabricacion de alcoholes inferiores polivalentes.
AU524527B2 (en) Catalysts, their manufacture and use
DE3064972D1 (en) Hydrogenation catalyst material, a precursor thereto, method of making the latter and use of the catalyst for selective hydrogenation
DE2966350D1 (en) Polymeric hydrogenation catalysts, process for preparing these catalysts and their use for catalytic hydrogenations
DE2860242D1 (en) Supported ruthenium catalyst, process for its preparation, and its use as a hydrogenation catalyst
IL51360A (en) Peptides having analgesic activity,their production and pharmaceutical compositions containing them
JPS54137493A (en) Fluidized bed catalyst for manufacturing synthetic natural gas by coomethanization
JPS5426983A (en) Methanol synthesis catalyst
RO71162A (ro) Procedeu pentru prepararea unor 7-(&-(2,3-dihidro-2-oxo-1h-benzimidazol-1-ilcarbonilamino)-arilacetamidol)-cefalosporine
ES8705839A1 (es) Procedimiento mejorado para preparar 2,2,2 trifluoroetanol.
ES8504692A1 (es) "un procedimiento para preparar disulfuros"
JPS5343093A (en) Oxide catalysts for aqueous gas reforming and manufacture
NZ184927A (en) Polyurethane n,n,n',n',n"-pentamethyl-dipropylene-triamine as catalyst
ZA794495B (en) Substituted thiosemicarbazides,their manufacture and use as plant growth regulants
JPS53147003A (en) Preparation of beta,gamma-unsaturated compounds
DE3061879D1 (en) Cobalt catalyst, its preparation and use, particularly for the production of amines
IL51609A0 (en) A novel n,n-disubstituted 2,2-dimethyl-2,3-dihydrobenzofuranyl-(7)-carbamate its preparation and its use as an insecticide
IT1211092B (it) Dieteri dell'alcool 4-idrossi-benzi lico
ZA776546B (en) Selectively herbicidally active diurethanes,process for their manufacture and their use
SU641985A1 (ru) Способ приготовлени катализатора дл второй ступени окислени аммиака
JPS52145386A (en) Production of coal liquefaction catalyst
GB2010811B (en) 4-alkoxy-3,5-diamino- -trifluoromethylbenzene their manufacture and use as hardeners for polyurethane elastomers
JPS53108916A (en) Preparation of methyl formate
IL59918A (en) Protected tetrapeptide,its preparation and its use for preparing a biologically active tetrapeptide

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 382049

Country of ref document: ES