ES2045036T3 - Procedimiento para la obtencion de n-etilpiperazina. - Google Patents

Procedimiento para la obtencion de n-etilpiperazina.

Info

Publication number
ES2045036T3
ES2045036T3 ES88112507T ES88112507T ES2045036T3 ES 2045036 T3 ES2045036 T3 ES 2045036T3 ES 88112507 T ES88112507 T ES 88112507T ES 88112507 T ES88112507 T ES 88112507T ES 2045036 T3 ES2045036 T3 ES 2045036T3
Authority
ES
Spain
Prior art keywords
kilos
water
obtaining
ethylpiperacine
ethanol
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
ES88112507T
Other languages
English (en)
Inventor
Herbert Dr Muller
Dieter Dr Franz
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 ES2045036T3 publication Critical patent/ES2045036T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/13—Spirits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogenated Pyridines (AREA)

Abstract

LA OBTENCION DESTILATIVA DE N - ETILPIPERACINA DA MEZCLAS COMPUESTAS DE; A = 30 A 90 KILOS DE N - ETILPIPERACINA B = 7 A 40 KILOS DE N, N''- DIETILPIPERACINA C = 3 A 29 KILOS DE PIPERACINA D = 0 A 30 KILOS DE ETANOL E = 0 A 40 KILOS DE AGUA, ASI COMO F = 0 A 5 KILOS DE IMPUREZAS POR CADA 100 KILOS, DURANTE EL PASADO SE EFECTUABA LA DESTILACION DE AGUA X = Y+E=3B BIS 12B EN DONDE Y ES AQUELLA AGUA EN CANTIDAD QUE EN SU CASO ESTA AÑADIDA PARA EL CUMPLIMIENTO DE ESTA CONDICION, Y QUE DE ESTAS MEZCLAS SE SEPARE UNA TRAS OTRA LAS FRACCIONES 1) AGUA, ETANOL, N, N''- DIETILPIPERACINA Y DEMAS IMPUREZAS LIGERAMENTE VOLATILES 2) AGUA A VECES SE PRESENTA EN EXCESO 3) PIPERACINA, Y 4) N - ETILPIPERACINA PURO COMO PRODUCTO FINAL.
ES88112507T 1987-08-05 1988-08-02 Procedimiento para la obtencion de n-etilpiperazina. Expired - Lifetime ES2045036T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873725925 DE3725925A1 (de) 1987-08-05 1987-08-05 Verfahren zur gewinnung von n-ethylpiperazin

Publications (1)

Publication Number Publication Date
ES2045036T3 true ES2045036T3 (es) 1994-01-16

Family

ID=6333078

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88112507T Expired - Lifetime ES2045036T3 (es) 1987-08-05 1988-08-02 Procedimiento para la obtencion de n-etilpiperazina.

Country Status (4)

Country Link
US (1) US4911793A (es)
EP (1) EP0302440B1 (es)
DE (2) DE3725925A1 (es)
ES (1) ES2045036T3 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4427511A1 (de) * 1994-08-03 1996-02-08 Basf Ag Verfahren zur destillativen Gewinnung von N-Ethylpiperazin
DE10221122A1 (de) * 2002-05-13 2003-12-04 Bayer Ag Verfahren zur schonenden destillativen Trennung von Stoffgemischen
DE102004038107A1 (de) * 2004-08-05 2006-03-16 Basf Ag Verfahren zur Verbesserung der Farbstabilität von Piperazin
CN103270016B (zh) 2010-12-21 2015-11-25 陶氏环球技术有限责任公司 一种或多种期望的胺与一种或多种胺副产物分离的方法
CN104230940B (zh) * 2013-06-17 2016-08-10 中国石油化工股份有限公司 三乙烯二胺的分离方法
CN104230941B (zh) * 2013-06-17 2016-08-10 中国石油化工股份有限公司 三乙烯二胺的生产方法
CN104230850B (zh) * 2013-06-17 2016-04-13 中国石油化工股份有限公司 哌嗪的分离方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126383A (en) * 1964-03-24 Method for recovering alkylamine-free
US3159633A (en) * 1961-06-21 1964-12-01 Wyandotte Chemicals Corp Methylation of piperazines
US3154552A (en) * 1961-06-21 1964-10-27 Wyandotte Chemicals Corp Methylation of piperazines
US3128275A (en) * 1962-06-07 1964-04-07 Jefferson Chem Co Inc Method for the purification of triethylenediamine
AT283373B (de) * 1967-11-24 1970-08-10 Basf Ag Verfahren zur Herstellung von N-Methylpiperazin
DE3440195A1 (de) * 1984-11-03 1986-05-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von 1-alkyl- oder 1-cycloalkylpiperazinen

Also Published As

Publication number Publication date
EP0302440A2 (de) 1989-02-08
EP0302440A3 (en) 1990-03-07
DE3875547D1 (de) 1992-12-03
US4911793A (en) 1990-03-27
EP0302440B1 (de) 1992-10-28
DE3725925A1 (de) 1989-02-16

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