NL74130C - - Google Patents

Info

Publication number
NL74130C
NL74130C NL74130DA NL74130C NL 74130 C NL74130 C NL 74130C NL 74130D A NL74130D A NL 74130DA NL 74130 C NL74130 C NL 74130C
Authority
NL
Netherlands
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.)
Publication of NL74130C publication Critical patent/NL74130C/xx

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/10—Purification; Separation; Use of additives by extraction, i.e. purification or separation of liquid hydrocarbons with the aid of liquids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/24—Anthracenes; Hydrogenated anthracenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
  • Extraction Or Liquid Replacement (AREA)
NL74130D 1952-05-07 NL74130C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL317452X 1952-05-07

Publications (1)

Publication Number Publication Date
NL74130C true NL74130C (en:Method)

Family

ID=19783860

Family Applications (1)

Application Number Title Priority Date Filing Date
NL74130D NL74130C (en:Method) 1952-05-07

Country Status (6)

Country Link
BE (1) BE519737A (en:Method)
CH (1) CH317452A (en:Method)
DE (1) DE967870C (en:Method)
FR (1) FR1079298A (en:Method)
GB (1) GB726860A (en:Method)
NL (1) NL74130C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999033802A1 (de) * 1997-12-23 1999-07-08 Celanese Chemicals Europe Gmbh Verfahren zur isolierung von carbazol sowie herstellung von 9,10-dihydroanthracen aus rohanthracen

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313012A (en) 1979-12-19 1982-01-26 Allied Corporation Producing anthracene from creosote
CN113354570B (zh) * 2021-06-02 2023-01-24 太原理工大学 一种用低共熔溶剂高效萃取分离蒽油中咔唑的方法
CN113307761B (zh) * 2021-06-02 2023-01-24 太原理工大学 一种分离蒽油中咔唑的方法
CN115141077B (zh) * 2022-06-01 2023-09-19 太原理工大学 一种从稠环芳烃化合物中选择性分离蒽的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH124136A (de) * 1926-10-02 1928-01-02 Chem Ind Basel Verfahren zur Isolierung von Carbazol aus Anthracenrückständen.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999033802A1 (de) * 1997-12-23 1999-07-08 Celanese Chemicals Europe Gmbh Verfahren zur isolierung von carbazol sowie herstellung von 9,10-dihydroanthracen aus rohanthracen

Also Published As

Publication number Publication date
GB726860A (en) 1955-03-23
CH317452A (de) 1956-11-30
BE519737A (en:Method)
DE967870C (de) 1957-12-27
FR1079298A (fr) 1954-11-29

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