ZA201505147B - Process for preparing purified caprolactam from the beckmann rearrangement of cyclohexanone oxime - Google Patents

Process for preparing purified caprolactam from the beckmann rearrangement of cyclohexanone oxime

Info

Publication number
ZA201505147B
ZA201505147B ZA2015/05147A ZA201505147A ZA201505147B ZA 201505147 B ZA201505147 B ZA 201505147B ZA 2015/05147 A ZA2015/05147 A ZA 2015/05147A ZA 201505147 A ZA201505147 A ZA 201505147A ZA 201505147 B ZA201505147 B ZA 201505147B
Authority
ZA
South Africa
Prior art keywords
cyclohexanone oxime
beckmann rearrangement
preparing purified
purified caprolactam
caprolactam
Prior art date
Application number
ZA2015/05147A
Inventor
Henning-Peter Gehrken
Andreas Ansmann
Matthias Müller
Christian Miller
Rolf Hartmut Fischer
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
Publication of ZA201505147B publication Critical patent/ZA201505147B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D223/00—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom
    • C07D223/02—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D223/06—Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings 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
    • C07D223/08—Oxygen atoms
    • C07D223/10—Oxygen atoms attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA2015/05147A 2012-12-19 2015-07-17 Process for preparing purified caprolactam from the beckmann rearrangement of cyclohexanone oxime ZA201505147B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12198086 2012-12-19
PCT/EP2013/076829 WO2014095807A1 (en) 2012-12-19 2013-12-17 Method for the production of purified caprolactam from the beckmann rearrangement of cyclohexanone oxime

Publications (1)

Publication Number Publication Date
ZA201505147B true ZA201505147B (en) 2019-04-24

Family

ID=47458710

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2015/05147A ZA201505147B (en) 2012-12-19 2015-07-17 Process for preparing purified caprolactam from the beckmann rearrangement of cyclohexanone oxime

Country Status (7)

Country Link
EP (1) EP2935210B1 (en)
JP (1) JP6320413B2 (en)
KR (1) KR102163401B1 (en)
CN (1) CN104981454B (en)
PL (1) PL2935210T3 (en)
WO (1) WO2014095807A1 (en)
ZA (1) ZA201505147B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107556240B (en) * 2016-08-24 2020-10-30 沧州旭阳化工有限公司 Caprolactam refining method and system
CN107556241A (en) * 2017-01-19 2018-01-09 沧州旭阳化工有限公司 The method and apparatus that caprolactam is prepared by trifluoroacetic acid catalysis of pimelinketone oxime Beckmann rearrangement
CN114456096B (en) * 2022-02-24 2023-09-26 江苏扬农化工集团有限公司 Purification method of caprolactam
CN115253380B (en) * 2022-08-19 2023-09-01 清元智能科技研究院(湖北)有限公司 Caprolactam extraction system and method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5943945B2 (en) * 1978-02-17 1984-10-25 東洋紡績株式会社 ε↓−Method for purifying caprolactam
DE2926279A1 (en) * 1979-06-29 1981-01-08 Basf Ag METHOD FOR CLEANING CAPROLACTAM
JPH07330720A (en) * 1994-06-01 1995-12-19 Toray Ind Inc Method for purifying epsilon-caprolactam
JPH07330719A (en) * 1994-06-01 1995-12-19 Toray Ind Inc Method for purifying epsilon-caprolactam
JPH0848666A (en) * 1994-06-01 1996-02-20 Toray Ind Inc Method for purifying epsilon-caprolactam
RO121266B1 (en) * 2001-03-01 2007-02-28 Dsm N.V. Process for recovering and purifying caprolactam from an organic solvent
WO2003018550A1 (en) * 2001-08-27 2003-03-06 Dsm Ip Assets B.V. Process for recovering caprolactam from aqueous caprolactam product using in situ prepared alkali amino caproate
CN100384818C (en) * 2005-12-27 2008-04-30 湘潭大学 Process for refining high purifity hexanpropylamide
JP2008056620A (en) * 2006-08-31 2008-03-13 Toray Ind Inc REFINING METHOD OF RECOVERED epsi-CAPROLACTAM
CN102643232B (en) * 2012-04-17 2014-04-02 连云港三吉利化学工业有限公司 Method for preparing caprolactam by beckmann rearrangement for cyclohexanone-oxime

Also Published As

Publication number Publication date
CN104981454A (en) 2015-10-14
JP6320413B2 (en) 2018-05-09
CN104981454B (en) 2017-10-24
KR20150095930A (en) 2015-08-21
EP2935210B1 (en) 2016-11-16
JP2016505580A (en) 2016-02-25
WO2014095807A1 (en) 2014-06-26
PL2935210T3 (en) 2017-05-31
KR102163401B1 (en) 2020-10-08
EP2935210A1 (en) 2015-10-28

Similar Documents

Publication Publication Date Title
EP2940004A4 (en) Method for producing oxime
ZA201501080B (en) Process for the preparation of polypropylene wth improved productivity
PL2707128T3 (en) Ammoximation reactor for cyclohexanone oxime production
SG11201501585SA (en) Process for separating methylcyclopentanone from cyclohexanone
PL3333158T3 (en) Method for producing purified dialkyl-furan-2,5-dicarboxylate by physical separation and solid liquid separation
HK1199649A1 (en) Process for the preparation of polyamides
HK1210018A1 (en) Tailored liposomes for the treatment of bacterial infections
IL234067A0 (en) Spiro [2.4]heptanes for treatment of flaviviridae infections
HK1205121A1 (en) Production of caprolactam from adipic acid
PL3233804T3 (en) Beckmann rearrangement using hierarchical aluminophosphates as catalysts
SG11201501614PA (en) Process for production of cocoa butter equivalent
EP2632879A4 (en) Process for the production of purified xylene isomers
ZA201505147B (en) Process for preparing purified caprolactam from the beckmann rearrangement of cyclohexanone oxime
PL2545019T3 (en) Method for distillative extraction of pure 1,3-butadiene from raw 1,3-butadiene
IL223230B (en) Continuous process for the alkylation of cyclic tertiary amines
SG11201405489RA (en) Process for preparing cyclohexanol and cyclohexanone by cyclohexane oxidation
EP2695879A4 (en) Cycloalkanone oxime production method
EP2868655A4 (en) Method for producing cycloalkanone oxime
PL2747580T3 (en) Process for the manufacture of an infusible beverage ingredient
EP2731926A4 (en) Process for the preparation of aminonitrile and diamine, and corresponding devices
SG11201405493TA (en) Process for preparing cyclohexanol and cyclohexanone from cyclohexane
HK1202555A1 (en) Process for the manufacture of cyclic undecapeptides
PT2838876T (en) Method for improved stopping of the reaction when producing aromatic amines from nitroaromatics
PL2791201T3 (en) Process for the preparation of defined functional lactic acid oligomers
HK1209751A1 (en) Process for the synthesis of substituted gamma lactams