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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)
  • Extraction Or Liquid Replacement (AREA)
  • Indole Compounds (AREA)
NL74130D 1952-05-07 NL74130C (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL74130C true NL74130C (de)

Family

ID=19783860

Family Applications (1)

Application Number Title Priority Date Filing Date
NL74130D NL74130C (de) 1952-05-07

Country Status (6)

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

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

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