-
公开(公告)号:AT287869T
公开(公告)日:2005-02-15
申请号:AT01125324
申请日:2001-10-26
Applicant: BASF AG
Inventor: ANSMANN ANDREAS DR , BENISCH CHRISTOPH DR , FUNKE FRANK DR , OHLBACH FRANK DR , MERGER MARTIN DR
IPC: C07D295/12 , B01J25/00 , B01J25/02 , B01J35/04 , B01J35/10 , B01J37/00 , C07B61/00 , C07C209/48 , C07C211/14 , C07C211/35 , C07C211/36 , C07D295/13
Abstract: Nitrite is hydrogenated to primary amine using an activated macroporous Raney catalyst comprising alpha -alumina and transition metal(s), obtained by (i) shaping kneadable composition comprising an alloy, a shaping aid, water and a pore former, (ii) calcining and activating by treating with aqueous alkali metal hydroxide solution and (iii) rinsing with aqueous alkali metal hydroxide solution and water. Hydrogenating nitrite to primary amine involves using activated macroporous Raney catalyst comprising alpha -alumina and transition metal(s), such as iron, cobalt, nickel, titanium, zirconium, chromium and manganese. The Raney catalyst is obtained by preparing a kneadable composition comprising an alloy, a shaping aid, water and a pore former, which is then shaped to form a component. The shaped component is calcined and activated by treating with aqueous alkali metal hydroxide solution. The catalyst obtained is rinsed with aqueous alkali metal hydroxide solution and water. Independent claims are also included for the following: (1) a macroporous Raney catalyst; and (2) the production of a macroporous Raney catalyst.
-
2.
公开(公告)号:MY120584A
公开(公告)日:2005-11-30
申请号:MYPI9903707
申请日:1999-08-27
Applicant: BASF AG
Inventor: LUYKEN HERMANN , ACHHAMMER G XDCNTHER DR , OHLBACH FRANK DR , ANSMANN ANDREAS DR , BASLER PETER DR , FISCHER ROLF DR , MELDER JOHANN-PETER DR , MERGER MARTIN DR , REHFINGER ALWIN DR , VOIT GUIDO DR
IPC: C07C209/48 , C07B61/00 , C07C209/84 , C07C211/12 , C07C253/30 , C07C253/34 , C07C255/24
Abstract: A PROCESS FOR THE COPRODUCTION OF 6-AMINOCAPRONITRILE AND HEXAMETHYLENEDIAMINE STARTING FROM ADIPONITRILE BY A) HYDROGENATING ADIPONITRILE IN THE PRESENCE OF A CATALYST COMPRISING AN ELEMENT OF THE EIGHTH TRANSITION GROUP AS CATALYTICALLY ACTIVE COMPONENT, TO OBTAIN A MIXTURE COMPRISING 6-AMINOCAPRONITRILE, HEXAMETHLENEDIAMINE, ADIPONITRILE AND HIGH BOILERS, B) DISTILLATIVELY REMOVING HEXAMETHYLENEDIAMINE FROM THE MIXTURE COMPRISING 6-AMINOCAPRONITRILE, HEXAMETHYLENEDIAMINE, ADIPONITRILE AND HIGH BOILERS, AND EITHER C1) DISTILLATIVELY REMOVING 6-AMINOCAPRONITRILE, AND THEN D1) DISTILLATIVELY REMOVING ADIPONITRILE, OR C2) SIMULTANEOUSLY DISTILLATIVELY REMOVING 6-AMINOCAPRONITRILE AND ADIPONITRILE INTO SEPARATE FRACTIONS IS CHARACTERIZED BY BASE OF COLUMN TEMPERATURES BELOW 185°C IN STEPS D1) OR C2).
-
公开(公告)号:ES2243600T3
公开(公告)日:2005-12-01
申请号:ES02000129
申请日:2002-01-04
Applicant: BASF AG
Inventor: PFEFFINGER JOACHIM , HULLMANN MICHAEL DR , HOHN ARTHUR DR , FUNKE FRANK DR , OHLBACH FRANK DR , GERLACH TILL DR
IPC: C07B61/00 , C07C209/48 , C07C211/11 , C07C211/14 , C07C213/02 , C07C215/08
Abstract: Procedimiento para la obtención de mezclas, constituidas por aminas primarias de la fórmula general (I) X ¿ CH2 ¿ NH2 (I) y aminas secundarias de la fórmula general (II) (X ¿ CH2 -)2 NH (II) en las cuales Xsignifica alquilo con 1 a 20 átomos de carbono, alquenilo con 2 a 20 átomos de carbono o cicloalquilo con 3 a 8 átomos de carbono, en caso dado, substituidos por alquilo con 1 a 20 átomos de carbono, cicloalquilo con 3 a 8 átomos de carbono, alquilcicloalquilo con 4 a 20 átomos de carbono, cicloalquilalquilo con 4 a 20 átomos de carbono, alcoxialquilo con 2 a 20 átomos de carbono, arilo con 6 a 14 átomos de carbono, alquilarilo con 7 a 20 átomos de carbono, aralquilo con 7 a 20 átomos de carbono, alcoxi con 1 a 20 átomos de carbono, hidroxi, hidroxialquilo con 1 a 20 átomos de carbono, amino, alquilamino con 1 a 20 átomos de carbono, amino, alquilamino con 1 a 20 átomos de carbono, dialquilamino con 2 a 20 átomos de carbono, alquenilamino con 2 a 12 átomos de carbono, cicloalquilamino con 3 a 8 átomos de carbono, arilamino, diarilamino, aril-C1 a 8-alquilamino, halógeno, mercapto, alqueniloxi con 2 a 20 átomos de carbono, cicloalcoxi con 3 a 8 átomos de carbono, ariloxi y/p alcoxicarbonilo con 2 a 8 átomos de carbono, mediante reacción de nitrilos de la fórmula general (III) X ¿ CN (III) con hidrógeno a temperaturas desde 50 hasta 250ºC y a presiones de 5 hasta 350 bar en presencia de un catalizador, que contiene Pd, conteniendo el catalizador, referido a la totalidad en peso del catalizador, de un 0, 1 hasta un 10 % en peso de Pd y adicionalmente de un 0, 1 hasta un 10 % en peso de al menos un otro metal, escogido del grupo IB y VIII del sistema periódico de los elementos químicos, de cerio y de lantano sobre un portador.
-
公开(公告)号:ES2284582T3
公开(公告)日:2007-11-16
申请号:ES01130515
申请日:2001-12-21
Applicant: BASF AG
Inventor: PFEFFINGER JOACHIM , HULLMANN MICHAEL DR , HOHN ARTHUR DR , FUNKE FRANK DR , OHLBACH FRANK DR , GERLACH TILL DR
IPC: C07C209/48 , C07B61/00 , C07C211/05 , C07C211/11 , C07C211/14
Abstract: Método para la preparación de aminas secundarias de la fórmula general (II) (X-CH2-)2NH (II) con el significado siguiente: X es alquilo de C1-20, alquenilo de C2-20 ó cicloalquilo de C3-8 opcionalmente substituidos por alquilo de C1-20, cicloalquilo de C3-8, alquilcicloalquilo de C4-20, cicloalquilalquilo de C4-20, alcoxialquilo de C2-20, arilo de C6-14, alquilarilo de C7-20, aralquilo de C7-20, alcoxi de C1-20, hidroxi, hidroxialquilo de C1-20, amino, alquilamino de C1-20, dialquilamino de C2-20, alquenilamino de C2-12, cicloalquilamino de C3-8, arilamino, diarilamino, aril-alquilamino de C1-8, halógeno, mercapto, alqueniloxi de C2-20, cicloalcoxi de C3-8, ariloxi y/o alcoxicarbonilo de C2-8 mediante reacciones de nitrilos de la fórmula general (III) X-CN (III) con hidrógeno a temperaturas desde 20 hasta 250°C y presiones desde 60 hasta 350 bar en presencia de un catalizador que contiene Rh, y el catalizador contiene 0, 1 hasta 5 % en peso de Rh con respecto a la cantidad total del catalizador, sobre un soporte, para obtener mezclas de aminas primarias de la fórmula general (I) X-CH2-NH2 (I) y de aminas secundarias de la fórmula general (II) (X-CH2-)2NH (II) y la devolución a la reacción de al menos parcialmente las aminas primarias separadas de las mezclas obtenidas, y seleccionando la cantidad de las aminas primarias devueltas a la reacción de tal manera que corresponda esencialmente a la cantidad de las aminas primarias presentes después de la reacción.
-
公开(公告)号:DE50112370D1
公开(公告)日:2007-05-31
申请号:DE50112370
申请日:2001-12-21
Applicant: BASF AG
Inventor: PFEFFINGER JOACHIM , HUELLMANN MICHAEL DR , HOEHN ARTHUR DR , FUNKE FRANK DR , OHLBACH FRANK DR , GERLACH TILL DR
IPC: C07C209/48 , C07B61/00 , C07C211/05 , C07C211/11 , C07C211/14
Abstract: Secondary amines of the formula (II)whereX is a C1-20-alkyl, C2-20-alkenyl or C3-8-cycloalkyl group which may be unsubstituted or substituted by C1-20-alkyl, C3-8-cycloalkyl, C4-20-alkylcycloalkyl, C4-20-cycoalkylalkyl, C2-20-alkoxyalkyl, C6-14-aryl, C7-20-alkylaryl, C7-20-aralkyl, C1-20-alkoxy, hydroxy, C1-20-hydroxyalkyl, amino, C1-20-alkylamino, C2-20-dialkylamino, C2-12-alkenylamino, C3-8-cycloalkylamino, arylamino, diarylamino, aryl-C1-8-alkylamino, halogen, mercapto, C2-20-alkenyloxy, C3-8-cycloalkoxy, aryloxy and/or C2-8-alkoxycarbonyl,are prepared by reacting nitriles of the formula (III)with hydrogen at from 20 to 250° C. and pressures of from 60 to 350 bar in the presence of an Rh-containing catalyst comprising from 0.1 to 5% by weight, based on the total weight of the catalyst, of Rh on a support to give mixtures of primary amines of the formula (I)and secondary amines of the formula (II)and returning at least part of the primary amines separated from the mixtures obtained to the reaction.
-
公开(公告)号:AT299133T
公开(公告)日:2005-07-15
申请号:AT02000129
申请日:2002-01-04
Applicant: BASF AG
Inventor: PFEFFINGER JOACHIM , HUELLMANN MICHAEL DR , HOEHN ARTHUR DR , FUNKE FRANK DR , OHLBACH FRANK DR , GERLACH TILL DR
IPC: C07B61/00 , C07C209/48 , C07C211/11 , C07C211/14 , C07C213/02 , C07C215/08
Abstract: Mixtures of primary amines of the formula (I)and secondary amines of the formula (II)whereX is C1-20-alkyl, C2-20-alkenyl or C3-8-cycloalkyl which may be unsubstituted or substituted by C1-20-alkyl, C3-8-cycloalkyl, C4-20-alkylcycloalkyl, C4-20-cycloalkylalkyl, C2-20-alkoxyalkyl, C6-14-aryl, C7-20-alkylaryl, C7-20-aralkyl, C1-20-alkoxy, hydroxy, C1-20-hydroxyalkyl, amino, C1-20-alkylamino, C2-20-dialkylamino, C2-12-alkenylamino. C3-8-cycloalkylamino, arylamino, diarylamino, aryl-C1-8-alkylamino, halogen, mercapto, C2-20-alkenyloxy, C3-8-cycloalkoxy, aryloxy and/or C2-8-alkoxycarbonylare prepared by reacting nitriles of the formula (III)with hydrogen at from 50 to 250° C. and pressures of from 5 to 350 bar in the presence of a Pd-containing catalyst comprising, based on the total weight of the catalyst, from 0.1 to 10% by weight of Pd on a support.
-
公开(公告)号:DE19756947A1
公开(公告)日:1999-06-24
申请号:DE19756947
申请日:1997-12-22
Applicant: BASF AG
Inventor: FUCHS EBERHARD DR , BREITSCHEIDEL BORIS DR , OHLBACH FRANK DR , STEFFEN FRANK DR , HUNGER JUERGEN DR
IPC: C07C209/48 , C07C211/08 , C07C211/34 , C07C211/00 , C07B43/04 , C07C209/00 , C07C213/00
Abstract: Process for preparing amines of formula X(CH2NHR)n (I) comprises reacting a nitrile of formula X(CN)n (II) with a primary amine of formula RNH2 and hydrogen at 50-250 deg C and 5-350 bar in the presence of a catalyst comprising 0.1-10 wt.% Pd on a support. R = 1-200C alkyl, 3-8C cycloalkyl, 4-20C alkylcycloalkyl, 4-20C cycloalkylalkyl, 2-20C alkoxyalkyl, aryl, 7-20C alkylaryl, 7-20C aralkyl, 2-8C hydroxyalkyl, 2-8C mercaptoalkyl or 8-20C aryloxyalkyl, or R+R = saturated or unsaturated 2-6C alkylene, optionally interrupted by O or N and optionally mono-, di- or trisubstituted by 1-4C alkyl; X = an n-valent 1-20C alkane, 2-20C alkene or 3-8C cycloalkane residue optionally substituted by 1-20C alkyl, 3-8C cycloalkyl, 4-20C alkylcycloalkyl, 4-20C cycloalkylalkyl, 2-20C alkoxyalkyl, aryl, 7-20C alkylaryl, 7-20C aralkyl, 1-20C alkoxy, OH, 1-20C hydroxyalkyl, NH2, 1-20C alkylamino, 2-20C dialkylamino, 2-12C alkenylamino, 3-8C cycloalkylamino, arylamino, diarylamino, aryl-(1-8C alkyl)amino, halogen, SH, 2-20C alkenyloxy, 3-8C cycloalkoxy, aryloxy or 2-8C alkoxycarbonyl; and n = 1-4.
-
公开(公告)号:MY137506A
公开(公告)日:2009-02-27
申请号:MYPI20015343
申请日:2001-11-21
Applicant: BASF AG
Inventor: OHLBACH FRANK DR , BENISCH CHRISTOPH DR , LUYKEN HERMANN , ANSMANN ANDREAS DR , FISCHER ROLF-HARTMUTH DR , MELDER JOHANN-PETER DR , BASLER PETER DR , MAIXNER STEFAN DR
IPC: C07C209/84 , C07C211/09 , C07C253/34 , C07C255/24
Abstract: A PROCESS IS PROVIDED FOR REDUCING THE CONTENT OF A MONOUNSATURATED ALIPHATIC AMINE (III) IN A MIXTURE (IV) CONTAINING AN AMINONITRILE (I) OR A DIAMINE (II), OR MIXTURES THEREOF, AND THE AMINE (III), WHEREIN a)THE MIXTURE (IV) IS REACTED WITH AN ANIONIC NUCLEOPHILE (V), WHICH CONTAINS A NUCLEOPHILIC ATOM SELECTED FROM THE GROUP COMPRISING OXYGEN, NITROGEN AND SULFUR, WHICH IS CAPABLE OF TAKING UP AN H+ ION TO FORM AN ACID WITH A PKA RANGING FROM 7 TO 11, MEASURED IN WATER AT 25°C, AND WHICH HAS A RELATIVE NUCLEOPHILICITY, MEASURED IN METHYL PERCHLORATE/METHANOL AT 25°C, RANGING FROM 3.4 TO 4.7 WHEN OXYGEN IS THE NUCLEOPHILIC ATOM, RANGING FROM 4.5 TO 5.8 WHEN NITROGEN IS THE NUCLEOPHILIC ATOM, AND RANGING FROM 5.5 TO 6.8 WHEN SULFUR IS THE NUCLEOPHILIC ATOM, IN AN AMOUNT RANGING FROM 0.01 TO 10 MOL PER MOLE OF AMINE (III) IN THE MIXTURE (IV), TO GIVE A MIXTURE (VI), AND B) THE AMINONITRILE (I) OR THE DIAMINE (II), OR MIXTURES THEREOF, ARE DISTILLED FROM THE MIXTURE (VI) AT A TEMPERATURE RANGING FROM 50 TO 170°C AND A PRESSURE RANGING FROM 0.5 TO 100 KPA
-
公开(公告)号:AT359992T
公开(公告)日:2007-05-15
申请号:AT01130515
申请日:2001-12-21
Applicant: BASF AG
Inventor: PFEFFINGER JOACHIM , HUELLMANN MICHAEL DR , HOEHN ARTHUR DR , FUNKE FRANK DR , OHLBACH FRANK DR , GERLACH TILL DR
IPC: C07B61/00 , C07C209/48 , C07C211/05 , C07C211/11 , C07C211/14
Abstract: Secondary amines of the formula (II)whereX is a C1-20-alkyl, C2-20-alkenyl or C3-8-cycloalkyl group which may be unsubstituted or substituted by C1-20-alkyl, C3-8-cycloalkyl, C4-20-alkylcycloalkyl, C4-20-cycoalkylalkyl, C2-20-alkoxyalkyl, C6-14-aryl, C7-20-alkylaryl, C7-20-aralkyl, C1-20-alkoxy, hydroxy, C1-20-hydroxyalkyl, amino, C1-20-alkylamino, C2-20-dialkylamino, C2-12-alkenylamino, C3-8-cycloalkylamino, arylamino, diarylamino, aryl-C1-8-alkylamino, halogen, mercapto, C2-20-alkenyloxy, C3-8-cycloalkoxy, aryloxy and/or C2-8-alkoxycarbonyl,are prepared by reacting nitriles of the formula (III)with hydrogen at from 20 to 250° C. and pressures of from 60 to 350 bar in the presence of an Rh-containing catalyst comprising from 0.1 to 5% by weight, based on the total weight of the catalyst, of Rh on a support to give mixtures of primary amines of the formula (I)and secondary amines of the formula (II)and returning at least part of the primary amines separated from the mixtures obtained to the reaction.
-
公开(公告)号:ES2252260T3
公开(公告)日:2006-05-16
申请号:ES01953979
申请日:2001-06-13
Applicant: BASF AG
Inventor: LUYKEN HERMANN , OHLBACH FRANK DR , FISCHER ROLF-HARTMUTH , MELDER JOHANN-PETER , BASSLER PETER , ANSMANN ANDREAS
IPC: C07C209/48 , C07C253/34 , C07C255/03 , C07C255/24
Abstract: Procedimiento para la separación por destilación de 6-aminocapronitrilo a partir de mezclas que contienen 6-aminocapronitrilo, adipodinitrilo y hexametilendiamina, a) separándose hexametilendiamina de la mezcla, bajo obtención de una mezcla (I), que presenta un contenido en hexametilendiamina de menos de un 1 % en peso, b) separándose 6-aminocapronitrilo completa o parcialmente de la mezcla (I), bajo obtención de una mezcla (II), cuyo contenido en substancias que presentan punto de ebullición más elevado que 6-aminocapronitrilo bajo condiciones de destilación, y que no se pueden producir mediante reacciones de dimerizado en el caso de carga térmica de 6-aminocapronitrilo, es más reducido que un 1 % en peso, y c) separándose completa o parcialmente de la mezcla (II) la hexametilendiamina presente, bajo obtención de una mezcla (IV), cuyo contenido en hexametilendiamina es más elevado que en la mezcla (II), y una mezcla (V) cuyo contenido en hexametilendiamina es más reducido que en la mezcla(II).
-
-
-
-
-
-
-
-
-