FR987725A - New derivatives of azo dyes - Google Patents

New derivatives of azo dyes

Info

Publication number
FR987725A
FR987725A FR987725DA FR987725A FR 987725 A FR987725 A FR 987725A FR 987725D A FR987725D A FR 987725DA FR 987725 A FR987725 A FR 987725A
Authority
FR
France
Prior art keywords
azo dyes
new derivatives
derivatives
new
azo
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR987725A publication Critical patent/FR987725A/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
    • 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
    • C09B43/20—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with monocarboxylic acids, carbamic acid esters or halides, mono- isocyanates or haloformic acid esters
    • C09B43/202—Aliphatic, cycloaliphatic, araliphatic carboxylic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
FR987725D 1948-06-02 1949-06-01 New derivatives of azo dyes Expired FR987725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH270831T 1948-06-02

Publications (1)

Publication Number Publication Date
FR987725A true FR987725A (en) 1951-08-17

Family

ID=4477931

Family Applications (2)

Application Number Title Priority Date Filing Date
FR987373D Expired FR987373A (en) 1948-06-02 1949-05-27 New acylating agents and process for their production
FR987725D Expired FR987725A (en) 1948-06-02 1949-06-01 New derivatives of azo dyes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR987373D Expired FR987373A (en) 1948-06-02 1949-05-27 New acylating agents and process for their production

Country Status (4)

Country Link
CH (4) CH275073A (en)
DE (2) DE823737C (en)
FR (2) FR987373A (en)
GB (2) GB662572A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976515C (en) * 1952-05-01 1963-10-31 Hoechst Ag Process for the preparation of water-soluble sulfochloroacetic ester salts of leukokuepen dyes
US2852554A (en) * 1956-07-12 1958-09-16 Du Pont Alpha-sulfopolyfluoromonocarboxylic acids and derivatives hydrolyzable thereto

Also Published As

Publication number Publication date
FR987373A (en) 1951-08-13
GB662572A (en) 1951-12-05
GB662573A (en) 1951-12-05
CH275071A (en) 1951-04-30
DE831718C (en) 1952-02-18
CH270831A (en) 1950-09-30
CH275073A (en) 1951-04-30
CH275072A (en) 1951-04-30
DE823737C (en) 1951-12-06

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