FR2122508B1 - - Google Patents

Info

Publication number
FR2122508B1
FR2122508B1 FR7201665A FR7201665A FR2122508B1 FR 2122508 B1 FR2122508 B1 FR 2122508B1 FR 7201665 A FR7201665 A FR 7201665A FR 7201665 A FR7201665 A FR 7201665A FR 2122508 B1 FR2122508 B1 FR 2122508B1
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
FR7201665A
Other languages
French (fr)
Other versions
FR2122508A1 (de
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.)
Sun Research and Development Co
Original Assignee
Sun Research and Development Co
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 Sun Research and Development Co filed Critical Sun Research and Development Co
Publication of FR2122508A1 publication Critical patent/FR2122508A1/fr
Application granted granted Critical
Publication of FR2122508B1 publication Critical patent/FR2122508B1/fr
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)
FR7201665A 1971-01-21 1972-01-19 Expired FR2122508B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10837671A 1971-01-21 1971-01-21

Publications (2)

Publication Number Publication Date
FR2122508A1 FR2122508A1 (de) 1972-09-01
FR2122508B1 true FR2122508B1 (de) 1977-04-01

Family

ID=22321862

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201665A Expired FR2122508B1 (de) 1971-01-21 1972-01-19

Country Status (7)

Country Link
BE (1) BE778261A (de)
CA (1) CA943965A (de)
DE (1) DE2200600A1 (de)
FR (1) FR2122508B1 (de)
GB (1) GB1336402A (de)
IT (1) IT946461B (de)
NL (1) NL7200682A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932456A1 (de) * 1979-08-10 1981-02-26 Chevron Res Verfahren zur herstellung von 2-pyrrolidon
DE4139607A1 (de) * 1991-11-30 1993-06-03 Basf Ag Verfahren zur herstellung von n-substituierten lactamen
DE4203527A1 (de) * 1992-02-07 1993-08-12 Akzo Nv Verfahren zur herstellung von pyrrolidon und n-alkylpyrrolidonen
DE19520258A1 (de) * 1995-06-02 1996-12-05 Bayer Ag Verfahren zur Herstellung von 2-Pyrrolidonen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1439192A (fr) * 1965-04-07 1966-05-20 Rhone Poulenc Sa Procédé de préparation d'alpha-pyrrolidones nu-substituées

Also Published As

Publication number Publication date
GB1336402A (en) 1973-11-07
BE778261A (fr) 1972-07-20
DE2200600A1 (de) 1972-08-10
FR2122508A1 (de) 1972-09-01
IT946461B (it) 1973-05-21
NL7200682A (de) 1972-07-25
CA943965A (en) 1974-03-19

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Legal Events

Date Code Title Description
ST Notification of lapse