BE715532A - - Google Patents

Info

Publication number
BE715532A
BE715532A BE715532DA BE715532A BE 715532 A BE715532 A BE 715532A BE 715532D A BE715532D A BE 715532DA BE 715532 A BE715532 A BE 715532A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE715532A publication Critical patent/BE715532A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D201/00Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02Preparation of lactams
    • C07D201/08Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Polyamides (AREA)
BE715532D 1967-05-29 1968-05-22 BE715532A (forum.php)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64214667A 1967-05-29 1967-05-29
US71799868A 1968-04-01 1968-04-01

Publications (1)

Publication Number Publication Date
BE715532A true BE715532A (forum.php) 1968-11-22

Family

ID=27093945

Family Applications (1)

Application Number Title Priority Date Filing Date
BE715532D BE715532A (forum.php) 1967-05-29 1968-05-22

Country Status (5)

Country Link
US (1) US3485821A (forum.php)
BE (1) BE715532A (forum.php)
ES (1) ES354400A1 (forum.php)
FR (1) FR1564440A (forum.php)
NL (1) NL6807126A (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113302182A (zh) * 2018-12-28 2021-08-24 阿卡费尔股份公司 用于由6-氨基己酸生产ε己内酰胺的方法

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3857510A (en) * 1971-10-14 1974-12-31 Allied Chem Ketone cleavage and products therefrom
NL7216662A (forum.php) * 1972-12-08 1974-06-11
US4470928A (en) 1981-10-15 1984-09-11 Asahi Kasei Kogyo Kabushiki Kaisha Process for producing cyanovaleric esters and caprolactam
DE3602377A1 (de) * 1986-01-28 1987-07-30 Basf Ag Verfahren zur herstellung von caprolactam
DE3643011A1 (de) * 1986-12-17 1988-06-30 Basf Ag Verfahren zur herstellung von caprolactam aus 6-aminocapronsaeure, deren estern und amiden
DE4422610A1 (de) * 1994-06-28 1996-01-04 Basf Ag Verfahren zur Herstellung von cyclischen Lactamen
US5717089A (en) * 1995-03-01 1998-02-10 Dsm N.V. Process for the preparation of E-caprolactam
US5700934A (en) * 1995-03-01 1997-12-23 Dsm N.V. Process for the preparation of epsilon-caprolactam and epsilon-caprolactam precursors
TW420662B (en) 1996-02-17 2001-02-01 Du Pont Recovery of <epsilon>-caprolactam
EP0826665A1 (en) * 1996-09-02 1998-03-04 Dsm N.V. Recovery of epsilon-caprolactam from aqueous mixtures
NL1002429C2 (nl) * 1996-02-23 1997-08-26 Du Pont Werkwijze voor de bereiding van een mengsel van epsilon-caprolactam, 6-aminocapronzuur en 6-aminocapronzuuramide.
US5780623A (en) * 1996-02-23 1998-07-14 Dsm N.V. Process to prepare ε-caprolactam from 6-aminocaproic acid
EP0826666A1 (en) * 1996-09-02 1998-03-04 Dsm N.V. Process to prepare epsilon-caprolactam
KR100459818B1 (ko) 1996-09-02 2004-12-03 이. 아이. 두퐁 드 느무르 앤드 컴퍼니 ε-카프로락탐의 제조방법
BE1011047A3 (nl) * 1997-03-17 1999-04-06 Dsm Nv Werkwijze voor het zuiveren van caprolactam.
US5925754A (en) * 1997-04-15 1999-07-20 Union Carbide Chemicals & Plastics Technology Corporation Epsilon caprolactam compositions
US5962680A (en) * 1997-04-15 1999-10-05 Union Carbide Chemicals & Plastics Technology Corporation Processes for producing epsilon caprolactams
US5886236A (en) * 1997-04-15 1999-03-23 Union Carbide Chemicals & Plastics Technology Corporation Process for producing aldehyde acid salts
DE19718706A1 (de) 1997-05-02 1998-11-05 Basf Ag Verfahren zur Herstellung cyclischer Lactame
RU2240790C1 (ru) * 2003-09-25 2004-11-27 Открытое акционерное общество "Красфарма" Способ получения раствора аминокапроновой кислоты для инъекций
AU2009324422A1 (en) * 2008-12-12 2011-07-07 Celexion, Llc Biological synthesis of difunctional alkanes from alpha ketoacids
US8404465B2 (en) 2009-03-11 2013-03-26 Celexion, Llc Biological synthesis of 6-aminocaproic acid from carbohydrate feedstocks

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2071253A (en) * 1935-01-02 1937-02-16 Du Pont Linear condensation polymers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113302182A (zh) * 2018-12-28 2021-08-24 阿卡费尔股份公司 用于由6-氨基己酸生产ε己内酰胺的方法

Also Published As

Publication number Publication date
US3485821A (en) 1969-12-23
NL6807126A (forum.php) 1968-12-02
ES354400A1 (es) 1969-11-01
FR1564440A (forum.php) 1969-04-18

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