FR575761A - Process for the production of trisazo dyes - Google Patents

Process for the production of trisazo dyes

Info

Publication number
FR575761A
FR575761A FR575761DA FR575761A FR 575761 A FR575761 A FR 575761A FR 575761D A FR575761D A FR 575761DA FR 575761 A FR575761 A FR 575761A
Authority
FR
France
Prior art keywords
production
trisazo dyes
trisazo
dyes
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 FR575761A publication Critical patent/FR575761A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo dyes
    • C09B31/18—Trisazo dyes from a coupling component "D" containing a directive amine group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR575761D 1924-01-11 1924-01-11 Process for the production of trisazo dyes Expired FR575761A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR575761T 1924-01-11

Publications (1)

Publication Number Publication Date
FR575761A true FR575761A (en) 1924-08-06

Family

ID=8953609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR575761D Expired FR575761A (en) 1924-01-11 1924-01-11 Process for the production of trisazo dyes

Country Status (1)

Country Link
FR (1) FR575761A (en)

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