FR427900A - Process for the preparation of halogenated derivatives of indophenols starting from carbazols and dyestuffs derived therefrom - Google Patents

Process for the preparation of halogenated derivatives of indophenols starting from carbazols and dyestuffs derived therefrom

Info

Publication number
FR427900A
FR427900A FR427900DA FR427900A FR 427900 A FR427900 A FR 427900A FR 427900D A FR427900D A FR 427900DA FR 427900 A FR427900 A FR 427900A
Authority
FR
France
Prior art keywords
carbazols
indophenols
starting
preparation
derived therefrom
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Leopold Cassella et Cie GmbH
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 Leopold Cassella et Cie GmbH filed Critical Leopold Cassella et Cie GmbH
Application granted granted Critical
Publication of FR427900A publication Critical patent/FR427900A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B49/00—Sulfur dyes
    • C09B49/10—Sulfur dyes from diphenylamines, indamines, or indophenols, e.g. p-aminophenols or leucoindophenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR427900D 1910-06-07 1910-06-07 Process for the preparation of halogenated derivatives of indophenols starting from carbazols and dyestuffs derived therefrom Expired FR427900A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR427900T 1910-06-07

Publications (1)

Publication Number Publication Date
FR427900A true FR427900A (en) 1911-08-16

Family

ID=1470333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR427900D Expired FR427900A (en) 1910-06-07 1910-06-07 Process for the preparation of halogenated derivatives of indophenols starting from carbazols and dyestuffs derived therefrom

Country Status (1)

Country Link
FR (1) FR427900A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0037975A1 (en) * 1980-04-11 1981-10-21 CASSELLA Aktiengesellschaft Sulfur dyes of the carbazole series, their preparation and application, as well as intermediate compounds

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0037975A1 (en) * 1980-04-11 1981-10-21 CASSELLA Aktiengesellschaft Sulfur dyes of the carbazole series, their preparation and application, as well as intermediate compounds

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