FR1058170A - Disazo dyes and process for their preparation - Google Patents

Disazo dyes and process for their preparation

Info

Publication number
FR1058170A
FR1058170A FR1058170DA FR1058170A FR 1058170 A FR1058170 A FR 1058170A FR 1058170D A FR1058170D A FR 1058170DA FR 1058170 A FR1058170 A FR 1058170A
Authority
FR
France
Prior art keywords
preparation
disazo dyes
disazo
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1058170A publication Critical patent/FR1058170A/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
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/28—Disazo dyes characterised by the tetrazo component the tetrazo component containing two aryl nuclei linked by at least one of the groups —CON<, —SO2N<, —SO2—, or —SO2—O—

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1058170D 1951-06-11 1952-06-10 Disazo dyes and process for their preparation Expired FR1058170A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1058170X 1951-06-11

Publications (1)

Publication Number Publication Date
FR1058170A true FR1058170A (en) 1954-03-15

Family

ID=4555230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1058170D Expired FR1058170A (en) 1951-06-11 1952-06-10 Disazo dyes and process for their preparation

Country Status (1)

Country Link
FR (1) FR1058170A (en)

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