FR733704A - Procédé de fabrication de carbazol pur - Google Patents

Procédé de fabrication de carbazol pur

Info

Publication number
FR733704A
FR733704A FR733704DA FR733704A FR 733704 A FR733704 A FR 733704A FR 733704D A FR733704D A FR 733704DA FR 733704 A FR733704 A FR 733704A
Authority
FR
France
Prior art keywords
carbazol
pure
manufacturing process
manufacturing
pure carbazol
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
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.)
CIE DES MINES DE VICOIGNE
Original Assignee
CIE DES MINES DE VICOIGNE
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 CIE DES MINES DE VICOIGNE filed Critical CIE DES MINES DE VICOIGNE
Application granted granted Critical
Publication of FR733704A publication Critical patent/FR733704A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/80—[b, c]- or [b, d]-condensed
    • C07D209/82—Carbazoles; Hydrogenated carbazoles
    • C07D209/84—Separation, e.g. from tar; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR733704D 1931-06-25 1931-06-25 Procédé de fabrication de carbazol pur Expired FR733704A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR733704T 1931-06-25

Publications (1)

Publication Number Publication Date
FR733704A true FR733704A (fr) 1932-10-10

Family

ID=9126526

Family Applications (1)

Application Number Title Priority Date Filing Date
FR733704D Expired FR733704A (fr) 1931-06-25 1931-06-25 Procédé de fabrication de carbazol pur

Country Status (1)

Country Link
FR (1) FR733704A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438148A (en) * 1945-02-01 1948-03-23 Koppers Co Inc Crude anthracene separation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438148A (en) * 1945-02-01 1948-03-23 Koppers Co Inc Crude anthracene separation

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