FR855112A - New naphthols-sulfonic acids, azo dyes derived from these acids and process for the preparation of these various products - Google Patents

New naphthols-sulfonic acids, azo dyes derived from these acids and process for the preparation of these various products

Info

Publication number
FR855112A
FR855112A FR855112DA FR855112A FR 855112 A FR855112 A FR 855112A FR 855112D A FR855112D A FR 855112DA FR 855112 A FR855112 A FR 855112A
Authority
FR
France
Prior art keywords
acids
naphthols
preparation
new
various products
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 FR855112A publication Critical patent/FR855112A/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
    • C09B45/00—Complex metal compounds of azo dyes
    • C09B45/02—Preparation from dyes containing in o-position a hydroxy group and in o'-position hydroxy, alkoxy, carboxyl, amino or keto groups
    • C09B45/14—Monoazo compounds
    • C09B45/16—Monoazo compounds containing chromium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR855112D 1938-05-21 1939-05-20 New naphthols-sulfonic acids, azo dyes derived from these acids and process for the preparation of these various products Expired FR855112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE855112X 1938-05-21

Publications (1)

Publication Number Publication Date
FR855112A true FR855112A (en) 1940-05-03

Family

ID=6789006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855112D Expired FR855112A (en) 1938-05-21 1939-05-20 New naphthols-sulfonic acids, azo dyes derived from these acids and process for the preparation of these various products

Country Status (1)

Country Link
FR (1) FR855112A (en)

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