FR1576183A - - Google Patents

Info

Publication number: FR1576183A
Authority: FR; France
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

Application number

Other languages

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.)

1968-08-09

Filing date

1968-08-09

Publication date

1969-07-25

1968-08-09 Application filed filed Critical

1969-07-25 Application granted granted Critical

1969-07-25 Publication of FR1576183A publication Critical patent/FR1576183A/fr

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)

FR1576183D 1968-08-09 1968-08-09 Expired FR1576183A (ko)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR162583		1968-08-09

Publications (1)

Publication Number	Publication Date
FR1576183A true FR1576183A (ko)	1969-07-25

Family

ID=8653664

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1576183D Expired FR1576183A (ko)	1968-08-09	1968-08-09

Country Status (1)

Country	Link
FR (1)	FR1576183A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2081804A1 (en) *	1970-03-09	1971-12-10	Teijin Ltd	Epsilon caprolactam prodn
WO1993016042A1 (de) *	1992-02-07	1993-08-19	Akzo N.V.	Verfahren zur herstellung von pyrrolidon und n-alkylpyrrolidonen

1968
- 1968-08-09 FR FR1576183D patent/FR1576183A/fr not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2081804A1 (en) *	1970-03-09	1971-12-10	Teijin Ltd	Epsilon caprolactam prodn
WO1993016042A1 (de) *	1992-02-07	1993-08-19	Akzo N.V.	Verfahren zur herstellung von pyrrolidon und n-alkylpyrrolidonen
US5478950A (en) *	1992-02-07	1995-12-26	Akzo Nobel N.V.	Process for producing pyrrolidone and N-alkyl pyrrolidones

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Legal Events

Date	Code	Title	Description
1979-10-19	ST	Notification of lapse