FR553267A - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
FR553267A
FR553267A FR553267DA FR553267A FR 553267 A FR553267 A FR 553267A FR 553267D A FR553267D A FR 553267DA FR 553267 A FR553267 A FR 553267A
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.)
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
Original Assignee
GRIESHEIM ELEKTRON CHEM FAB
Chemische Fabrik Griesheim Elektron
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 GRIESHEIM ELEKTRON CHEM FAB, Chemische Fabrik Griesheim Elektron filed Critical GRIESHEIM ELEKTRON CHEM FAB
Application granted granted Critical
Publication of FR553267A publication Critical patent/FR553267A/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)
  • Agricultural Chemicals And Associated Chemicals (AREA)
FR553267D 1921-08-03 1922-06-24 Process for the preparation of azo dyes Expired FR553267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE553267X 1921-08-03

Publications (1)

Publication Number Publication Date
FR553267A true FR553267A (en) 1923-05-19

Family

ID=6563675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR553267D Expired FR553267A (en) 1921-08-03 1922-06-24 Process for the preparation of azo dyes

Country Status (2)

Country Link
CH (1) CH99284A (en)
FR (1) FR553267A (en)

Also Published As

Publication number Publication date
CH99284A (en) 1923-05-16

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