FR1198049A - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
FR1198049A
FR1198049A FR1198049DA FR1198049A FR 1198049 A FR1198049 A FR 1198049A FR 1198049D A FR1198049D A FR 1198049DA FR 1198049 A FR1198049 A FR 1198049A
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of FR1198049A publication Critical patent/FR1198049A/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
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds
    • 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
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds
    • C09B29/0029—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds the heterocyclic ring containing only nitrogen as heteroatom
FR1198049D 1957-03-01 1958-02-28 Process for the preparation of azo dyes Expired FR1198049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1198049XA 1957-03-01 1957-03-01

Publications (1)

Publication Number Publication Date
FR1198049A true FR1198049A (en) 1959-12-04

Family

ID=22386521

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1198049D Expired FR1198049A (en) 1957-03-01 1958-02-28 Process for the preparation of azo dyes

Country Status (1)

Country Link
FR (1) FR1198049A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2631265A1 (en) * 1975-07-14 1977-01-20 Ciba Geigy Ag PROCESS FOR LEAVING SLOW, NORMAL AND FAST DRAWING POLYACRYLIC NITRILE MATERIALS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2631265A1 (en) * 1975-07-14 1977-01-20 Ciba Geigy Ag PROCESS FOR LEAVING SLOW, NORMAL AND FAST DRAWING POLYACRYLIC NITRILE MATERIALS

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