FR435537A - Process for the preparation of bisulfite compounds of dyes derived from carbazol-indophenols - Google Patents

Process for the preparation of bisulfite compounds of dyes derived from carbazol-indophenols

Info

Publication number
FR435537A
FR435537A FR435537DA FR435537A FR 435537 A FR435537 A FR 435537A FR 435537D A FR435537D A FR 435537DA FR 435537 A FR435537 A FR 435537A
Authority
FR
France
Prior art keywords
indophenols
carbazol
preparation
dyes derived
bisulfite compounds
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.)
Leopold Cassela & C GmbH
Original Assignee
Leopold Cassela & C 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 Cassela & C GmbH filed Critical Leopold Cassela & C GmbH
Application granted granted Critical
Publication of FR435537A publication Critical patent/FR435537A/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)
FR435537D 1910-12-27 1910-12-27 Process for the preparation of bisulfite compounds of dyes derived from carbazol-indophenols Expired FR435537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR435537T 1910-12-27

Publications (1)

Publication Number Publication Date
FR435537A true FR435537A (en) 1912-03-04

Family

ID=1477327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR435537D Expired FR435537A (en) 1910-12-27 1910-12-27 Process for the preparation of bisulfite compounds of dyes derived from carbazol-indophenols

Country Status (1)

Country Link
FR (1) FR435537A (en)

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