FR791338A - Azo dyes and process for their production - Google Patents

Azo dyes and process for their production

Info

Publication number
FR791338A
FR791338A FR791338DA FR791338A FR 791338 A FR791338 A FR 791338A FR 791338D A FR791338D A FR 791338DA FR 791338 A FR791338 A FR 791338A
Authority
FR
France
Prior art keywords
production
azo dyes
azo
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR791338A publication Critical patent/FR791338A/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)
FR791338D 1934-06-21 1935-06-15 Azo dyes and process for their production Expired FR791338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE791338X 1934-06-21

Publications (1)

Publication Number Publication Date
FR791338A true FR791338A (en) 1935-12-07

Family

ID=6703834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791338D Expired FR791338A (en) 1934-06-21 1935-06-15 Azo dyes and process for their production

Country Status (1)

Country Link
FR (1) FR791338A (en)

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