GB1494454A - Process for preparing 2-pyrrolidones - Google Patents

Process for preparing 2-pyrrolidones

Info

Publication number
GB1494454A
GB1494454A GB704576A GB704576A GB1494454A GB 1494454 A GB1494454 A GB 1494454A GB 704576 A GB704576 A GB 704576A GB 704576 A GB704576 A GB 704576A GB 1494454 A GB1494454 A GB 1494454A
Authority
GB
United Kingdom
Prior art keywords
succinonitrile
substituted
pyrrolidones
water
partial pressure
Prior art date
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
GB704576A
Other languages
English (en)
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of GB1494454A publication Critical patent/GB1494454A/en
Expired 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)
GB704576A 1975-03-05 1976-02-23 Process for preparing 2-pyrrolidones Expired GB1494454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7502574A NL184953C (nl) 1975-03-05 1975-03-05 Werkwijze voor de bereiding van een al of niet gesubstitueerd 2-pyrrolidinon.

Publications (1)

Publication Number Publication Date
GB1494454A true GB1494454A (en) 1977-12-07

Family

ID=19823302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB704576A Expired GB1494454A (en) 1975-03-05 1976-02-23 Process for preparing 2-pyrrolidones

Country Status (8)

Country Link
JP (1) JPS6056707B2 (nl)
BE (1) BE839091A (nl)
DE (1) DE2609209C2 (nl)
FR (1) FR2303003A1 (nl)
GB (1) GB1494454A (nl)
IT (1) IT1057926B (nl)
NL (1) NL184953C (nl)
SU (1) SU585809A3 (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3415500A1 (en) * 2017-06-12 2018-12-19 Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen Method for preparing methylpyrrolidones

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3966763A (en) * 1975-06-30 1976-06-29 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.
US6680331B2 (en) 2001-07-16 2004-01-20 Board Of Regents, The University Of Texas System Lactam and thiolactam derivatives as anesthetic and conscious sedation agents

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3095423A (en) * 1961-02-01 1963-06-25 Minnesota Mining & Mfg Synthesis of 2-pyrrolidinone
GB1226469A (nl) * 1968-05-16 1971-03-31

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3415500A1 (en) * 2017-06-12 2018-12-19 Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen Method for preparing methylpyrrolidones

Also Published As

Publication number Publication date
JPS6056707B2 (ja) 1985-12-11
BE839091A (nl) 1976-09-02
NL184953B (nl) 1989-07-17
FR2303003A1 (fr) 1976-10-01
DE2609209A1 (de) 1976-09-16
NL184953C (nl) 1989-12-18
JPS51110560A (ja) 1976-09-30
DE2609209C2 (de) 1985-08-08
NL7502574A (nl) 1976-09-07
SU585809A3 (ru) 1977-12-25
IT1057926B (it) 1982-03-30
FR2303003B1 (nl) 1980-04-18

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940223