BE843551A - Procede de preparation de 2-pyrrolidone - Google Patents

Procede de preparation de 2-pyrrolidone

Info

Publication number
BE843551A
BE843551A BE168433A BE168433A BE843551A BE 843551 A BE843551 A BE 843551A BE 168433 A BE168433 A BE 168433A BE 168433 A BE168433 A BE 168433A BE 843551 A BE843551 A BE 843551A
Authority
BE
Belgium
Prior art keywords
preparation process
pyrrolidone preparation
pyrrolidone
preparation
Prior art date
Application number
BE168433A
Other languages
English (en)
French (fr)
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 BE843551A publication Critical patent/BE843551A/xx

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)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
BE168433A 1975-06-30 1976-06-29 Procede de preparation de 2-pyrrolidone BE843551A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/591,882 US4042599A (en) 1975-06-30 1975-06-30 Process for producing 2-pyrrolidone

Publications (1)

Publication Number Publication Date
BE843551A true BE843551A (fr) 1976-10-18

Family

ID=24368348

Family Applications (1)

Application Number Title Priority Date Filing Date
BE168433A BE843551A (fr) 1975-06-30 1976-06-29 Procede de preparation de 2-pyrrolidone

Country Status (9)

Country Link
US (1) US4042599A (nl)
JP (1) JPS6011694B2 (nl)
BE (1) BE843551A (nl)
CA (1) CA1093564A (nl)
DE (1) DE2626676A1 (nl)
FR (1) FR2316228A1 (nl)
GB (1) GB1522725A (nl)
IT (1) IT1061401B (nl)
NL (1) NL7607194A (nl)

Families Citing this family (10)

* 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
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.
NL7713349A (nl) * 1977-12-02 1979-06-06 Stamicarbon Werkwijze voor het winnen van 2-pyrrolidon.
US4181662A (en) * 1978-03-29 1980-01-01 Chevron Research Company 2-Pyrrolidone production
NL7902537A (nl) * 1979-04-01 1980-10-03 Stamicarbon Werkwijze voor de bereiding van een eventueel c-gesubstitueerd 2-pyrrolidon en daarbij te gebruiken katalysator.
NL7905326A (nl) * 1979-07-07 1981-01-09 Stamicarbon Werkwijze voor de bereiding van een 2-pyrrolidon.
US4356124A (en) * 1979-10-05 1982-10-26 The Standard Oil Company Process for the production of pyrrolidones
NL7909230A (nl) * 1979-12-21 1981-07-16 Stamicarbon Werkwijze voor het bereiden van een 2-pyrrolidon.
US5808078A (en) * 1997-02-07 1998-09-15 E. I. Dupont De Nemours And Company Process for preparation of 1-alkyl-3-methylpiperidone-2 and 1-alkyl-5-methylpiperidone-2

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2351939A (en) * 1944-06-20 Method of producing lactams
GB856822A (en) * 1956-06-29 1960-12-21 Rohm & Haas Preparation of pyrrolidinone
US3095423A (en) * 1961-02-01 1963-06-25 Minnesota Mining & Mfg Synthesis of 2-pyrrolidinone
GB1226469A (nl) * 1968-05-16 1971-03-31
CH531406A (de) * 1970-11-12 1972-12-15 Haenggi Peter Verfahren und Vorrichtung zum Herstellen von Bürsten oder Borstenträgern

Also Published As

Publication number Publication date
FR2316228A1 (fr) 1977-01-28
JPS6011694B2 (ja) 1985-03-27
JPS527958A (en) 1977-01-21
CA1093564A (en) 1981-01-13
US4042599A (en) 1977-08-16
GB1522725A (en) 1978-08-31
NL7607194A (nl) 1977-01-03
DE2626676A1 (de) 1977-01-27
IT1061401B (it) 1983-02-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THE STANDARD OIL CY

Effective date: 19880630