FR772863A - Production of azo dyes - Google Patents

Production of azo dyes

Info

Publication number
FR772863A
FR772863A FR772863DA FR772863A FR 772863 A FR772863 A FR 772863A FR 772863D A FR772863D A FR 772863DA FR 772863 A FR772863 A FR 772863A
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 FR772863A publication Critical patent/FR772863A/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
    • C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
    • C09B29/18—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group ortho-Hydroxy carbonamides
    • C09B29/20—Monoazo 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)
FR772863D 1933-05-10 1934-05-04 Production of azo dyes Expired FR772863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE772863X 1933-05-10

Publications (1)

Publication Number Publication Date
FR772863A true FR772863A (en) 1934-11-07

Family

ID=6682666

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772863D Expired FR772863A (en) 1933-05-10 1934-05-04 Production of azo dyes

Country Status (1)

Country Link
FR (1) FR772863A (en)

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