FR2008643A1 - - Google Patents

Info

Publication number
FR2008643A1
FR2008643A1 FR6915130A FR6915130A FR2008643A1 FR 2008643 A1 FR2008643 A1 FR 2008643A1 FR 6915130 A FR6915130 A FR 6915130A FR 6915130 A FR6915130 A FR 6915130A FR 2008643 A1 FR2008643 A1 FR 2008643A1
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.)
Withdrawn
Application number
FR6915130A
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of FR2008643A1 publication Critical patent/FR2008643A1/fr
Withdrawn legal-status Critical Current

Links

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)
  • Pyrrole Compounds (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR6915130A 1968-05-16 1969-05-09 Withdrawn FR2008643A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3308368 1968-05-16

Publications (1)

Publication Number Publication Date
FR2008643A1 true FR2008643A1 (fr) 1970-01-23

Family

ID=12376786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6915130A Withdrawn FR2008643A1 (fr) 1968-05-16 1969-05-09

Country Status (4)

Country Link
US (1) US3644402A (fr)
DE (1) DE1923063B2 (fr)
FR (1) FR2008643A1 (fr)
GB (1) GB1226469A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017292A1 (fr) * 1979-04-01 1980-10-15 Stamicarbon B.V. Procédé de préparation de pyrrolidin-(2)-one éventuellement C-substituée
EP0031625A1 (fr) * 1979-12-21 1981-07-08 Stamicarbon B.V. Procédé de préparation de pyrrolidin-2-one

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123438A (en) * 1975-03-05 1978-10-31 Stamicarbon, B.V. Process for preparing 2-pyrrolidones
NL184953C (nl) * 1975-03-05 1989-12-18 Stamicarbon Werkwijze voor de bereiding van een al of niet gesubstitueerd 2-pyrrolidinon.
US3966763A (en) * 1975-06-30 1976-06-29 Standard Oil Company Process for producing 2-pyrrolidone
US4036836A (en) * 1975-06-30 1977-07-19 Standard Oil Company Process for producing 2-pyrrolidone
US4042599A (en) * 1975-06-30 1977-08-16 The Standard Oil Company Process for producing 2-pyrrolidone
NL7704179A (nl) * 1977-04-18 1978-10-20 Stamicarbon Werkwijze voor de bereiding van n-gesubstitu- eerde 2-pyrrolidonen.
US4181662A (en) * 1978-03-29 1980-01-01 Chevron Research Company 2-Pyrrolidone production
DE2932456A1 (de) * 1979-08-10 1981-02-26 Chevron Res Verfahren zur herstellung von 2-pyrrolidon
NL8003365A (nl) * 1980-06-10 1982-01-04 Stamicarbon Werkwijze voor het zuiveren van 2-pyrrolidon.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017292A1 (fr) * 1979-04-01 1980-10-15 Stamicarbon B.V. Procédé de préparation de pyrrolidin-(2)-one éventuellement C-substituée
EP0031625A1 (fr) * 1979-12-21 1981-07-08 Stamicarbon B.V. Procédé de préparation de pyrrolidin-2-one

Also Published As

Publication number Publication date
DE1923063B2 (de) 1974-07-25
DE1923063C3 (fr) 1975-04-03
DE1923063A1 (de) 1969-11-20
US3644402A (en) 1972-02-22
GB1226469A (fr) 1971-03-31

Similar Documents

Publication Publication Date Title
AU1946070A (fr)
AU5506869A (fr)
AU2374870A (fr)
AU5184069A (fr)
AU6168869A (fr)
AU6171569A (fr)
AU2581067A (fr)
AU4811568A (fr)
AU4744468A (fr)
AU2580267A (fr)
AR203075Q (fr)
BE709446A (fr)
BE709274A (fr)
BE727468A (fr)
AU2889368A (fr)
BE726947A (fr)
BE726631A (fr)
BE726438A (fr)
BE721635A (fr)
BE721316A (fr)
BE716395A (fr)
BE709496A (fr)
BE709484A (fr)
BE709479A (fr)
BE727953A (fr)

Legal Events

Date Code Title Description
ST Notification of lapse