FR619026A - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
FR619026A
FR619026A FR619026DA FR619026A FR 619026 A FR619026 A FR 619026A FR 619026D A FR619026D A FR 619026DA FR 619026 A FR619026 A FR 619026A
Authority
FR
France
Prior art keywords
preparation
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 FR619026A publication Critical patent/FR619026A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00Monoazo dyes prepared by diazotising and coupling
    • C09B29/10Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
    • C09B29/18Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides
    • C09B29/20Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides of the naphthalene series

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR619026D 1925-07-25 1926-07-16 Process for the preparation of azo dyes Expired FR619026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE619026X 1925-07-25

Publications (1)

Publication Number Publication Date
FR619026A true FR619026A (en) 1927-03-25

Family

ID=6577280

Family Applications (1)

Application Number Title Priority Date Filing Date
FR619026D Expired FR619026A (en) 1925-07-25 1926-07-16 Process for the preparation of azo dyes

Country Status (1)

Country Link
FR (1) FR619026A (en)

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