EP2595990A1 - Procédé pour produire des diamino-dianhydro-didésoxy-hexitols, plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-d-hexitol - Google Patents

Procédé pour produire des diamino-dianhydro-didésoxy-hexitols, plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-d-hexitol

Info

Publication number
EP2595990A1
EP2595990A1 EP11732404.6A EP11732404A EP2595990A1 EP 2595990 A1 EP2595990 A1 EP 2595990A1 EP 11732404 A EP11732404 A EP 11732404A EP 2595990 A1 EP2595990 A1 EP 2595990A1
Authority
EP
European Patent Office
Prior art keywords
diamino
dideoxy
process according
dianhydro
stage process
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.)
Withdrawn
Application number
EP11732404.6A
Other languages
German (de)
English (en)
Inventor
Guido Streukens
Christian Lettmann
Sven Schneider
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.)
Evonik Operations GmbH
Original Assignee
Evonik Degussa GmbH
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 Evonik Degussa GmbH filed Critical Evonik Degussa GmbH
Publication of EP2595990A1 publication Critical patent/EP2595990A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems

Definitions

  • the invention relates to a process for the preparation of diamino-dianhydrodideoxy-hexitols, more preferably 2,5-diamino-1, 4: 3,6-dianhydro-2,5-dideoxy-D-hexitol.
  • DE 102009000661.3 describes a process for the preparation of diamino-dianhydrodideoxy-hexitols in one stage and preferably in two stages by imination (a) and subsequent hydrogenation (b).
  • the object of the invention was to find a method that allows high yields and at the same time a simplified work-up and catalyst removal.
  • the object is achieved by the method according to the invention.
  • the invention relates to a two-stage process for the preparation of diamino-dianhydro-dideoxy-hexitols from the corresponding diketone by reductive amination, by means of
  • step b) at least one fixed bed catalyst is used.
  • Preferred subject of the process according to the invention is the preparation of 2,5-diamino-1, 4: 3,6-dianhydro-2,5-dideoxy-D-hexitol.
  • three stereoisomers of formulas (I) - (III) are known, 2,5-diamino-1,4: 3,6-dianhydro-2,5-dideoxy-D-sorbitol, DAS (I), 2.5 Diamino-1, 4: 3,6-dianhydro-2,5-dideoxy-D-mannitol, DAM (II) and 2,5-diamino-1,4: 3,6-dianhydro-2,5-dideoxy L-lditol, DAI (III) prepared from the corresponding diketone (2,6-dioxabicyclo- (3.3.0) -octane-4,8-dione, (IV)):
  • the three stereoisomers differ in chirality at positions 2 and 5.
  • the amino groups can be in the endo, endo (I), endo, exo (II) or exo, exo (III) position, based on the armchair shape of the annelated five-membered rings.
  • the process of the invention is carried out by the two-stage reaction of the diketone (IV) to the corresponding diamines (I) to (III) by a reductive amination in the presence of ammonia and hydrogen and a fixed-bed hydrogenation catalyst.
  • the diketone (IV) is converted by ammonia into the corresponding diimine (V)
  • the subsequent hydrogenation gives the corresponding diamine isomers (I) to (III).
  • the first stage a at least part of the diketone used is converted into the diimine in the presence or absence of an imination catalyst and / or of organic solvents by reaction with ammonia.
  • ammonia can be added in equimolar amounts or in excess. Preferably, ammonia is added in excess, more preferably a more than 10-fold excess of ammonia is used.
  • the ratio of diimine to diketone after imination should be greater than 1, preferably greater than 4, and most preferably greater than 9.
  • imination catalyst In order to accelerate the equilibration of the imination reaction, it is preferable to use an imination catalyst.
  • Suitable catalysts are, for example, inorganic or organic ion exchangers (see EP 042 1 19), supported heteropolyacids (see DE 44 26 472), acidic metal oxides, in particular aluminum oxide and titanium dioxide (see EP 449 089) organopolysiloxanes containing sulfonic acid groups (DE 196 27 265) and acidic zeolites. Particularly preferred are acidic ion exchangers.
  • the reaction temperature may be between 10 and 150 ° C, preferably between 15 and 120 ° C, and most preferably between 20 and 80 ° C.
  • the pressure is between the autogenous pressure of the mixture and 500 bar.
  • the imination reaction is carried out at the pressure at which the subsequent hydrogenation is carried out.
  • the catalyst may be in the form of a suspension catalyst or fixed bed catalyst. Preference is given to the use of fixed-bed catalysts.
  • diketone and ammonia are continuously from bottom to top by a with
  • Suitable monohydric alcohols having 1 to 4 carbon atoms in particular methanol, and ethers, more preferably tetrahydrofuran (THF), methyl tert-butyl ether (MTBE) and dioxane. Preference is given to methanol.
  • the catalysts As hydrogenation catalysts, it is possible in principle to use all catalysts which catalyze the hydrogenation of imine groups with hydrogen. Particularly suitable are nickel, copper, iron, palladium, rhodium, ruthenium and cobalt fixed bed catalysts, especially nickel and cobalt fixed bed catalysts. To increase the activity, selectivity and / or lifetime, the catalysts additionally contain doping metals or other modifiers. Typical dopants are z. As Ti, V, Cr, Mn, Fe, Co, Ni, Mo, Ag, Ga, In, Bi and / or Zr and the rare earths. Typical modifiers are for. For example, those with which the acid-base properties of the catalysts can be influenced, such as z. As alkali and alkaline earth metals or their compounds, preferably Mg and Ca compounds. Particularly preferred are molded nickel and cobalt based
  • the catalysts are used according to the invention as a shaped body, such as. B. extrudates or pressed powder. It can be full contacts, Raney type catalysts or
  • Carrier catalysts are used. Preferred are Raney type and
  • Suitable carrier materials are, for.
  • Preferred are alumina and silica.
  • the active metal can be applied in a manner known to those skilled in the carrier material, such as. B. by impregnation, spraying or precipitation. Depending on the type of
  • Catalyst preparation are further known to those skilled preparation steps necessary, such. As drying, calcination, shaping and activation. to
  • Shaping can optionally other auxiliaries such as graphite or magnesium stearate.
  • the catalysts described are used for the step b) of the hydrogenation of the diimine (V) or of the diketone (IV).
  • This process can be carried out batchwise or continuously.
  • the mixture fed to the hydrogenation stage can be directly that which in the imination of the diketone with
  • Ammonia in the first stage a) is obtained, or as it after addition or removal of components such.
  • ammonia organic solvents, bases, co-catalysts and / or water is obtained.
  • the hydrogenation is continuously in
  • Suitable reactor types are z. B. shaft furnaces, Horden reactors or
  • Tube reactors It is also possible to connect several fixed bed reactors in series for the hydrogenation, each of the reactors optionally in trickle bed and
  • the hydrogen required for the hydrogenation can be added to the reactor either in the
  • catalysts according to the process of the invention the use of which achieves an isomer distribution which corresponds to a liquid end product, that is to say having a DAS content of at least 40% by weight (Examples 3-5).
  • the invention relates to a liquid composition of 2,5-diamino-1, 4: 3,6-dianhydro-2,5-dideoxy-D-sorbitol, DAS (I), 2,5-diamino-1, 4: 3 , 6-dianhydro-2,5-dideoxy-D-mannitol, DAM (II) and 2,5-diamino-1,4: 3,6-dianhydro-2,5-dideoxy-L-lditol, DAI (III) , with a content of DAS (I) of at least 40% by weight.
  • reaction mixture is transferred by means of N 2 overpressure in a further 1 -1- stirred tank, which is equipped with 94 g (water wet) of a fixed bed nickel-supported catalyst (10.3 wt .-% Ni / Al 2 O 3).
  • the mixture is heated to 70 ° C and the reaction started by adding hydrogen to a total pressure of 50 bar.
  • the pressure is kept constant at 50 bar for 6 h.
  • a 5% strength by weight solution of the diketone in methanol is admixed with an 80-fold molar excess of NH 3. This solution is continuously added at 50 ml / h over a
  • the imination reactor is with 50 ml Lewatit K2621 as
  • the reaction temperature of the imination is 50 ° C.
  • the reaction mixture is treated with H 2 O (40 NL / h) and passed through a trickle bed reactor.
  • the trickle bed reactor is equipped with 50 ml of a supported nickel catalyst (10.3 wt .-% Ni / Al 2 O 3).
  • the reaction temperature of the hydrogenation is 90 ° C.
  • the total pressure of the reaction is 200 bar in both reaction stages.
  • the total yield of diamine is 96% by weight.
  • the isomer distribution between DAM, DAS and DAI is 60: 35: 5 wt .-%.
  • Example 2 As in Example 2, except that the trickle bed reactor is equipped with a supported nickel-copper-chromium catalyst (7.5 wt .-% Ni, 2.5 wt .-% Cu, 0.8 wt .-% Cr / Al 2 O 3). The total yield of diamine is 95% by weight. The isomer distribution between DAM, DAS and DAI is 46:44:10 wt%.
  • Example 2 As in Example 2, except that the trickle bed reactor is equipped with a supported nickel-copper catalyst (7.8 wt .-% Ni, 3.5 wt .-% Cu / Al 2 O 3). The total yield of diamine is 91% by weight. The isomer distribution between DAM, DAS and DAI is 45: 44: 1 1 wt .-%.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Catalysts (AREA)

Abstract

L'invention concerne un procédé pour produire des diamino-dianhydro-didésoxy-hexitols de formules (I), (II) et (III), plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-D-hexitol.
EP11732404.6A 2010-07-23 2011-06-28 Procédé pour produire des diamino-dianhydro-didésoxy-hexitols, plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-d-hexitol Withdrawn EP2595990A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010038310 DE102010038310A1 (de) 2010-07-23 2010-07-23 Verfahren zur Herstellung von Diamino-dianhydro-dideoxy-hexitolen, besonders bevorzugt 2,5-Diamino-1,4:3,6-Dianhydro-2,5-Dideoxy-D-Hexitol
PCT/EP2011/060825 WO2012010385A1 (fr) 2010-07-23 2011-06-28 Procédé pour produire des diamino-dianhydro-didésoxy-hexitols, plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-d-hexitol

Publications (1)

Publication Number Publication Date
EP2595990A1 true EP2595990A1 (fr) 2013-05-29

Family

ID=44509789

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11732404.6A Withdrawn EP2595990A1 (fr) 2010-07-23 2011-06-28 Procédé pour produire des diamino-dianhydro-didésoxy-hexitols, plus préférentiellement un 2,5-diamino-1,4:3,6-dianhydro-2,5-didésoxy-d-hexitol

Country Status (6)

Country Link
US (1) US9029412B2 (fr)
EP (1) EP2595990A1 (fr)
JP (1) JP2013533275A (fr)
CN (1) CN102985427B (fr)
DE (1) DE102010038310A1 (fr)
WO (1) WO2012010385A1 (fr)

Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
JP5943418B2 (ja) * 2012-01-24 2016-07-05 国立大学法人静岡大学 植物生長調節剤
JP6103992B2 (ja) * 2013-03-05 2017-03-29 長瀬産業株式会社 ポリイミド
EP3107891B1 (fr) * 2014-02-19 2018-09-26 Basf Se Procédé d'amination réductrice d'aldéhydes
CN112973716B (zh) * 2019-12-16 2023-08-18 山西腾茂科技股份有限公司 加氢精制催化剂及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3021955A1 (de) 1980-06-12 1981-12-24 Chemische Werke Hüls AG, 4370 Marl Verfahren zur herstellung primaerer mono- und diamine aus oxoverbindungen
DE4010227A1 (de) 1990-03-30 1991-10-02 Basf Ag Verfahren zur herstellung von 3-aminomethyl-3,5,5-trimethyl-cyclohexylamin
DE4426472A1 (de) 1993-07-27 1995-02-02 Du Pont Herstellung von Isophorondiamin
DE19627265A1 (de) 1996-07-06 1998-01-08 Degussa Verfahren zur Herstellung primärer und/oder sekundärer Amine aus Oxoverbindungen
EP1106600B1 (fr) * 1999-12-06 2004-08-04 Basf Aktiengesellschaft Procédé pour la préparation d'amines
FR2810040B1 (fr) * 2000-06-09 2004-04-09 Roquette Freres Procede de purification d'une composition contenant au moins un produit de deshydratation interne d'un sucre hydrogene
DE10142635A1 (de) * 2001-08-31 2003-03-20 Basf Ag Verfahren zur Herstellung von Isophorondiamin (IPDA, 3-Aminomethyl-3,5,5,-trimethylcyclohexylamin)
CN1279043C (zh) * 2004-12-13 2006-10-11 郑州大学 新型c12高碳糖及其衍生物、其制备方法和用途
DE102006006625A1 (de) 2006-02-14 2007-08-16 Degussa Gmbh Verfahren zur Herstellung von Aminen durch Konditionierung des Katalysators mit Ammoniak
DE102007011483A1 (de) 2007-03-07 2008-09-18 Evonik Degussa Gmbh Verfahren zur Herstellung von 3-Aminomethyl-3,5,5-trimethylcyclohexylamin
DE102009000592A1 (de) 2009-02-04 2010-08-05 Evonik Degussa Gmbh Verfahren zur Herstellung von Aminogruppen tragenden, multizyklischen Ringsystemen
DE102009000661A1 (de) 2009-02-06 2010-08-12 Evonik Degussa Gmbh Verfahren zur Herstellung von 2,6-Dioxabicyclo-(3.3.0)-octan-4,8-dion[1S,5S]

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2012010385A1 *

Also Published As

Publication number Publication date
JP2013533275A (ja) 2013-08-22
WO2012010385A1 (fr) 2012-01-26
CN102985427A (zh) 2013-03-20
CN102985427B (zh) 2015-05-06
DE102010038310A1 (de) 2012-01-26
US9029412B2 (en) 2015-05-12
US20130116451A1 (en) 2013-05-09

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