FR892926A - Process for purifying lactams - Google Patents

Process for purifying lactams

Info

Publication number
FR892926A
FR892926A FR892926DA FR892926A FR 892926 A FR892926 A FR 892926A FR 892926D A FR892926D A FR 892926DA FR 892926 A FR892926 A FR 892926A
Authority
FR
France
Prior art keywords
purifying lactams
lactams
purifying
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
Other languages
French (fr)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR892926A publication Critical patent/FR892926A/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
    • C07D201/16—Separation or purification
FR892926D 1940-12-02 1943-03-27 Process for purifying lactams Expired FR892926A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE892926X 1940-12-02

Publications (1)

Publication Number Publication Date
FR892926A true FR892926A (en) 1944-05-24

Family

ID=6846522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR892926D Expired FR892926A (en) 1940-12-02 1943-03-27 Process for purifying lactams

Country Status (1)

Country Link
FR (1) FR892926A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752336A (en) * 1956-06-26 For the pu
US3248388A (en) * 1957-09-23 1966-04-26 Syntex Corp 6alpha-fluoro-delta1, 4-pregnadien-16alpha, 17alpha, 21-triol-3, 20-diones and intermediates in the production thereof
NL9301488A (en) * 1992-09-08 1994-04-05 Basf Ag Method for purifying caprolactam.

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2752336A (en) * 1956-06-26 For the pu
US3248388A (en) * 1957-09-23 1966-04-26 Syntex Corp 6alpha-fluoro-delta1, 4-pregnadien-16alpha, 17alpha, 21-triol-3, 20-diones and intermediates in the production thereof
NL9301488A (en) * 1992-09-08 1994-04-05 Basf Ag Method for purifying caprolactam.
BE1006622A5 (en) * 1992-09-08 1994-11-03 Basf Ag Method of treatment of caprolactam.
US5637700A (en) * 1992-09-08 1997-06-10 Basf Aktiengesellschaft Purification of caprolactam

Similar Documents

Publication Publication Date Title
FR892926A (en) Process for purifying lactams
FR881998A (en) Process for preparing superpolyamides
FR880302A (en) Process for preparing superpolyamides
FR883341A (en) Process for producing plasters
FR879918A (en) Process for preparing lactams
FR885547A (en) Process for preparing oxy-urethanes
FR892034A (en) Process for preparing primary amines
FR904162A (en) Lactam purification process
FR870125A (en) Purification process for sulfuric solutions
FR880403A (en) Process for preparing chlorinated aliphatic hydrocarbons
FR879790A (en) Process for preparing superpolyamides
FR882900A (en) Process for preparing lactams
FR898359A (en) Process for preparing lactams and amines
FR880005A (en) Process for softening superpolyamides
FR880400A (en) Process for preparing alpha-pyrrolidones
FR889048A (en) Process for preparing isoximes
FR869675A (en) Process for preparing zeolites
FR881828A (en) Process for preparing halogenocrotyl compounds
FR897240A (en) Process for producing hydrocarbons
FR863210A (en) Process for preparing luminescent substances
FR895509A (en) Process for preparing lactams
FR893375A (en) Process for preparing 2-methyl-5-ethyl-pyridine
FR899954A (en) Process for preparing higher cyano-derivatives
FR880578A (en) Process for dehydrating azeotropic mixtures
FR881664A (en) Process for purifying cycloaliphatic ketones