FR1263769A - Process for the preparation of azobenzene derivatives - Google Patents

Process for the preparation of azobenzene derivatives

Info

Publication number
FR1263769A
FR1263769A FR726601A FR726601A FR1263769A FR 1263769 A FR1263769 A FR 1263769A FR 726601 A FR726601 A FR 726601A FR 726601 A FR726601 A FR 726601A FR 1263769 A FR1263769 A FR 1263769A
Authority
FR
France
Prior art keywords
preparation
azobenzene derivatives
azobenzene
derivatives
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
FR726601A
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority to FR726601A priority Critical patent/FR1263769A/en
Application granted granted Critical
Publication of FR1263769A publication Critical patent/FR1263769A/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
    • C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
    • C09B43/325—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines by reacting sulfonic acids with amines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR726601A 1956-11-29 1956-11-29 Process for the preparation of azobenzene derivatives Expired FR1263769A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR726601A FR1263769A (en) 1956-11-29 1956-11-29 Process for the preparation of azobenzene derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR726601A FR1263769A (en) 1956-11-29 1956-11-29 Process for the preparation of azobenzene derivatives

Publications (1)

Publication Number Publication Date
FR1263769A true FR1263769A (en) 1961-06-19

Family

ID=8703975

Family Applications (1)

Application Number Title Priority Date Filing Date
FR726601A Expired FR1263769A (en) 1956-11-29 1956-11-29 Process for the preparation of azobenzene derivatives

Country Status (1)

Country Link
FR (1) FR1263769A (en)

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