FR1585946A - - Google Patents

Info

Publication number
FR1585946A
FR1585946A FR1585946DA FR1585946A FR 1585946 A FR1585946 A FR 1585946A FR 1585946D A FR1585946D A FR 1585946DA FR 1585946 A FR1585946 A FR 1585946A
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
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
Application granted granted Critical
Publication of FR1585946A publication Critical patent/FR1585946A/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
    • C07D201/16—Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Pyrrole Compounds (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR1585946D 1968-04-24 1968-07-10 Expired FR1585946A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1004367A CH491921A (de) 1968-04-24 1968-04-24 Verfahren zur Trennung von Lactamgemischen

Publications (1)

Publication Number Publication Date
FR1585946A true FR1585946A (fr) 1970-02-06

Family

ID=4358686

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1585946D Expired FR1585946A (fr) 1968-04-24 1968-07-10

Country Status (3)

Country Link
BE (1) BE715887A (fr)
CH (1) CH491921A (fr)
FR (1) FR1585946A (fr)

Also Published As

Publication number Publication date
CH491921A (de) 1970-06-15
DE1770393A1 (de) 1972-05-10
BE715887A (fr) 1968-10-16
DE1770393B2 (de) 1975-10-16

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Legal Events

Date Code Title Description
ST Notification of lapse