FR921988A - Acid dyes of the anthraquinone series and their preparation process - Google Patents

Acid dyes of the anthraquinone series and their preparation process

Info

Publication number
FR921988A
FR921988A FR921988DA FR921988A FR 921988 A FR921988 A FR 921988A FR 921988D A FR921988D A FR 921988DA FR 921988 A FR921988 A FR 921988A
Authority
FR
France
Prior art keywords
preparation process
acid dyes
anthraquinone series
anthraquinone
series
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of FR921988A publication Critical patent/FR921988A/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
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/16—Amino-anthraquinones
    • C09B1/20—Preparation from starting materials already containing the anthracene nucleus
    • C09B1/26—Dyes with amino groups substituted by hydrocarbon radicals
    • C09B1/32—Dyes with amino groups substituted by hydrocarbon radicals substituted by aryl groups
    • C09B1/34—Dyes with amino groups substituted by hydrocarbon radicals substituted by aryl groups sulfonated
    • C09B1/343—Dyes with amino groups substituted by hydrocarbon radicals substituted by aryl groups sulfonated only sulfonated in the anthracene nucleus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR921988D 1945-02-12 1946-02-11 Acid dyes of the anthraquinone series and their preparation process Expired FR921988A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH921988X 1945-02-12

Publications (1)

Publication Number Publication Date
FR921988A true FR921988A (en) 1947-05-23

Family

ID=4548205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR921988D Expired FR921988A (en) 1945-02-12 1946-02-11 Acid dyes of the anthraquinone series and their preparation process

Country Status (1)

Country Link
FR (1) FR921988A (en)

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