FR613226A - Process for the preparation of red-yellow azo dyes - Google Patents

Process for the preparation of red-yellow azo dyes

Info

Publication number
FR613226A
FR613226A FR613226DA FR613226A FR 613226 A FR613226 A FR 613226A FR 613226D A FR613226D A FR 613226DA FR 613226 A FR613226 A FR 613226A
Authority
FR
France
Prior art keywords
red
preparation
azo dyes
yellow azo
yellow
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 FR613226A publication Critical patent/FR613226A/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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/32—Monoazo dyes prepared by diazotising and coupling from coupling components containing a reactive methylene group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR613226D 1925-10-08 1926-03-22 Process for the preparation of red-yellow azo dyes Expired FR613226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US613226XA 1925-10-08 1925-10-08

Publications (1)

Publication Number Publication Date
FR613226A true FR613226A (en) 1926-11-12

Family

ID=22035043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR613226D Expired FR613226A (en) 1925-10-08 1926-03-22 Process for the preparation of red-yellow azo dyes

Country Status (1)

Country Link
FR (1) FR613226A (en)

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