FR1074574A - Trisazo dyes, their copper derivatives and the preparation of these compounds - Google Patents

Trisazo dyes, their copper derivatives and the preparation of these compounds

Info

Publication number
FR1074574A
FR1074574A FR1074574DA FR1074574A FR 1074574 A FR1074574 A FR 1074574A FR 1074574D A FR1074574D A FR 1074574DA FR 1074574 A FR1074574 A FR 1074574A
Authority
FR
France
Prior art keywords
compounds
preparation
trisazo dyes
copper derivatives
derivatives
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 FR1074574A publication Critical patent/FR1074574A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/36—Trisazo dyes of the type
    • C09B35/366—D is diphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1074574D 1951-08-31 1952-08-29 Trisazo dyes, their copper derivatives and the preparation of these compounds Expired FR1074574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1074574X 1951-08-31

Publications (1)

Publication Number Publication Date
FR1074574A true FR1074574A (en) 1954-10-06

Family

ID=4556014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1074574D Expired FR1074574A (en) 1951-08-31 1952-08-29 Trisazo dyes, their copper derivatives and the preparation of these compounds

Country Status (1)

Country Link
FR (1) FR1074574A (en)

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