[go: up one dir, main page]

BR9906391A - "processo para a produção de n-metil pirrolidona". - Google Patents

"processo para a produção de n-metil pirrolidona".

Info

Publication number
BR9906391A
BR9906391A BR9906391-3A BR9906391A BR9906391A BR 9906391 A BR9906391 A BR 9906391A BR 9906391 A BR9906391 A BR 9906391A BR 9906391 A BR9906391 A BR 9906391A
Authority
BR
Brazil
Prior art keywords
production
methyl pyrrolidone
methyl
monomethylamine
butyrolactone
Prior art date
Application number
BR9906391-3A
Other languages
English (en)
Inventor
Aldo Bertola
Original Assignee
Pantochim Sa
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 Pantochim Sa filed Critical Pantochim Sa
Publication of BR9906391A publication Critical patent/BR9906391A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/263—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
    • C07D207/267—2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCESSO PARA A PRODUçãO DE N-METIL PIRROLIDONA Um processo para a produção de N-metil pirrolidona utilizando gama-butirolactona e monometilamina como materiais de partida, em um processo contínuo, em condições de operação tais que elas permitem a produção de N-metil pirrolidona de alta pureza com rendimentos elevados.
BR9906391-3A 1998-04-09 1999-04-02 "processo para a produção de n-metil pirrolidona". BR9906391A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9800274A BE1012013A6 (fr) 1998-04-09 1998-04-09 Procede de production de n-methylpyrrolidone.
PCT/EP1999/002296 WO1999052867A1 (en) 1998-04-09 1999-04-02 A process for the production of n-methyl pyrrolidone

Publications (1)

Publication Number Publication Date
BR9906391A true BR9906391A (pt) 2000-09-26

Family

ID=3891192

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9906391-3A BR9906391A (pt) 1998-04-09 1999-04-02 "processo para a produção de n-metil pirrolidona".

Country Status (12)

Country Link
US (1) US6248902B1 (pt)
EP (1) EP0988284B1 (pt)
JP (1) JP2002504158A (pt)
KR (1) KR100593110B1 (pt)
CN (1) CN1176906C (pt)
AT (1) ATE246173T1 (pt)
AU (1) AU746000B2 (pt)
BE (1) BE1012013A6 (pt)
BR (1) BR9906391A (pt)
CA (1) CA2289497A1 (pt)
DE (1) DE69909921T2 (pt)
WO (1) WO1999052867A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1012946A6 (fr) * 1999-10-27 2001-06-05 Pantochim Sa Procede de production de n-methyl pyrrolidone en utilisant de la gamma-butyrolactone et des methylamines mixtes comme materiaux de depart.
US6603021B2 (en) * 2001-06-18 2003-08-05 Battelle Memorial Institute Methods of making pyrrolidones
AU2002352013A1 (en) * 2001-11-20 2003-07-09 Basf Aktiengesellschaft Method for the continuous production of n-methyl-2-pyrrolidone (nmp)
US7199250B2 (en) 2002-12-20 2007-04-03 Battelle Memorial Institute Process for producing cyclic compounds
US6828278B2 (en) * 2003-03-24 2004-12-07 E.I. Du Pont De Nemours And Company Production of N-aryl-2-lactam and N-cycloalkyl-2-lactam by reductive amination of lactones with arly amines
US6906201B2 (en) 2003-03-24 2005-06-14 E. I. Du Pont De Nemours And Company Production of N-(methyl aryl)-2-lactam, N-(methyl cycloalkyl)-2-lactam and N-alkyl-2-lactam by reductive amination of lactones with aryl and alkyl cyano compounds
US6828277B2 (en) 2003-03-24 2004-12-07 E. I. Du Pont De Nemours And Company Production of N-aryl-2-lactam and N-alkyl-2-lactam by reductive amination of lactones with aryl and alkyl nitro compounds
US6841520B2 (en) * 2003-03-24 2005-01-11 E. I. Du Pont De Nemours And Company Production of 5-methyl-N-(methyl aryl)-2-pyrrolidone, 5-methyl-N-(methyl cycloalkyl)-2-pyrrolidone and 5-methyl-N-alkyl-2-pyrrolidone by reductive amination of levulinic acid with cyano compounds
GB0412875D0 (en) 2004-06-09 2004-07-14 Davy Process Techn Ltd Process
ATE451354T1 (de) 2006-05-16 2009-12-15 Basf Se Verfahren zur kontinuierlichen herstellung von n- ethyl-2-pyrrolidon (nep)
KR101125853B1 (ko) * 2009-07-29 2012-03-28 에스케이종합화학 주식회사 Ｎ-메틸 피롤리돈의 제조방법
CN102249973A (zh) * 2011-05-24 2011-11-23 濮阳迈奇科技有限公司 一种层流式生产n—甲基吡咯烷酮的反应装置及反应方法
US9090560B2 (en) 2013-09-04 2015-07-28 Council Of Scientific & Industrial Research Process for microwave assisted synthesis of N-methyl pyrrolidone
CN106278983A (zh) * 2015-06-05 2017-01-04 中国石化仪征化纤有限责任公司 一种n-甲基吡咯烷酮连续化制备方法
US10308603B2 (en) 2015-07-31 2019-06-04 Council Of Scientific & Industrial Research Process for the selective production of N-methyl-2-pyrrolidone (NMP)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775431A (en) 1970-12-30 1973-11-27 Mobil Oil Corp Pyrrolidones from ypsilon-butyrolactones using a zeolite catalyst
DE4203527A1 (de) 1992-02-07 1993-08-12 Akzo Nv Verfahren zur herstellung von pyrrolidon und n-alkylpyrrolidonen
CN1043758C (zh) * 1993-12-27 1999-06-23 化学工业部北京化工研究院 改进的N－甲基吡咯烷酮及α－吡咯烷酮的生产方法
TW341568B (en) * 1995-12-27 1998-10-01 Akzo Nobel Nv Process for manufacturing Gamma-butyrolactone and its use

Also Published As

Publication number Publication date
KR100593110B1 (ko) 2006-06-26
CA2289497A1 (en) 1999-10-21
BE1012013A6 (fr) 2000-04-06
DE69909921D1 (de) 2003-09-04
ATE246173T1 (de) 2003-08-15
DE69909921T2 (de) 2004-04-22
EP0988284B1 (en) 2003-07-30
EP0988284A1 (en) 2000-03-29
JP2002504158A (ja) 2002-02-05
AU746000B2 (en) 2002-04-11
KR20010013594A (ko) 2001-02-26
WO1999052867A1 (en) 1999-10-21
AU3812699A (en) 1999-11-01
US6248902B1 (en) 2001-06-19
CN1176906C (zh) 2004-11-24
CN1263523A (zh) 2000-08-16

Similar Documents

Publication Publication Date Title
BR9906391A (pt) "processo para a produção de n-metil pirrolidona".
BR9703155A (pt) Processo para a produção de compósitos reforçados com fibras
BR9905852A (pt) Poliuretanos termoplásticos alifáticos, processo para sua preparação e seu emprego
ID26207A (id) ESTRATRIENA TERSUBSTITUSI 11β-HALOGEN-7 αTERSUBSTITUTASI, PROSES UNTUK MEMPRODUKSI SEDIAAN FARMASI YANG MENGANDUNG ESTRATRIENA 11β-HALOGEN-7 αINI DAN JUGA PENGGUNAANNYA UNTUK PRODUKSI ZAT-ZAT FARMASI
BG101582A (en) Piperazine derivatives, medicaments containing the same, their use and process for preparing the same
BR9910279B1 (pt) produto nutricional líquido, e processo para preparar uma composição nutricional líquida.
EP0965679A4 (en) CARBON FIBERS AND PROCESS FOR PRODUCING THE SAME
ATE236918T1 (de) Aromatische amide, ihrer verfahren zur herstellung ung verwendung als arzneimitteln
BR9301831A (pt) Polipropileno de elevada resistência em fusão, artigo moldado e processo contínuo para produção de polipropileno de elevada resistência em fusão.
BR9600195A (pt) Mistura estabilizadora composição e processo para a estabilização de um material orgânico
MX9700020A (es) Derivados ciclicos de una urea, medicamentos que contienen estos compuestos y procedimiento para su preparacion.
PT1016740E (pt) Fibra precursora baseada em acrilonitrilo para fibras de carbono, processo para a sua producao, e sua utilizacao na formacao de uma fibra de carbono
ITMI950056A0 (it) Processo per la produzione di 10-oxo-10,11-diidro-sh- -dibenz(b,f) azepin-5-carbossiammide
BRPI9814894A (pt) processo para a preparação de ácidos 8-metóxi-quinolonocarboxílicos.
BR9508249A (pt) Processo para preparação de 2-(1-azabiciclo(2.2.2)oct-3-il)-2,4,5,6-tetraidro-1hbenz(de)isoquinolin-1-ona e produto intermediário
HUP9800649A3 (en) Condesed n-heterocyclic compounds substituted with benzyloxy-group, process for producing them, and their use as bradiquinin-receptor-antagonists
EE04398B1 (et) Asendatud 1,2,3,4,5,6-heksahüdro-2,6-metano-3-bensasotsiin-10-oolid, nende valmistamise meetod ja kasutamine ravimitena
BR9709096A (pt) Processo para a preparação de 4,6-di-hidróxi-pirimidina
AU1387001A (en) Process for the production of n-methyl pyrrolidone using gamma butyrolactone andmixed methylamines as starting materials
BR9808642A (pt) Processo para preparar eprosartan
BR9808664A (pt) Processo para preparar eprosartan
ATE286083T1 (de) Beschichtungszusammensetzung enthaltend eine verbindung enthaltend mindestens eine bicyclo- orthoestergruppe und mindestens eine andere funktionelle gruppe
GB9505996D0 (en) High stability, organic tanning process
PT1307436E (pt) Processo para a preparacao de derivados de bacatina iii
BRPI0017522B8 (pt) processo para preparação de secretagogos de hormônio de crescimento e polimorfo

Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]