FR1449449A - Process for the preparation of azo dyes - Google Patents

Process for the preparation of azo dyes

Info

Publication number
FR1449449A
FR1449449A FR34442A FR34442A FR1449449A FR 1449449 A FR1449449 A FR 1449449A FR 34442 A FR34442 A FR 34442A FR 34442 A FR34442 A FR 34442A FR 1449449 A FR1449449 A FR 1449449A
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
FR34442A
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Priority to FR34442A priority Critical patent/FR1449449A/en
Application granted granted Critical
Publication of FR1449449A publication Critical patent/FR1449449A/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
    • C09B41/00—Special methods of performing the coupling reaction
    • C09B41/001—Special methods of performing the coupling reaction characterised by the coupling medium
    • 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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR34442A 1964-10-10 1965-10-11 Process for the preparation of azo dyes Expired FR1449449A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR34442A FR1449449A (en) 1964-10-10 1965-10-11 Process for the preparation of azo dyes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0044188 1964-10-10
FR34442A FR1449449A (en) 1964-10-10 1965-10-11 Process for the preparation of azo dyes

Publications (1)

Publication Number Publication Date
FR1449449A true FR1449449A (en) 1966-08-12

Family

ID=25976502

Family Applications (1)

Application Number Title Priority Date Filing Date
FR34442A Expired FR1449449A (en) 1964-10-10 1965-10-11 Process for the preparation of azo dyes

Country Status (1)

Country Link
FR (1) FR1449449A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0758004A1 (en) * 1995-07-12 1997-02-12 Ciba SC Holding AG Compositions of pigments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0758004A1 (en) * 1995-07-12 1997-02-12 Ciba SC Holding AG Compositions of pigments
US5800609A (en) * 1995-07-12 1998-09-01 Ciba Specialty Chemicals Corporation Production of pigments

Similar Documents

Publication Publication Date Title
CH430918A (en) Process for the preparation of new anthraquinone dyes
CH453535A (en) Process for the preparation of azo dyes
CH432688A (en) Process for the preparation of pyridazine dyes
FR1524647A (en) Process for the preparation of azo dyes
CH449148A (en) Process for the preparation of azo dyes
CH459411A (en) Process for the preparation of azo dyes
FR1521906A (en) Process for the preparation of anthraquinone dyes
CH431763A (en) Process for the preparation of basic azo dyes
CH408241A (en) Process for the preparation of disazo dyes
CH444994A (en) Process for the preparation of azo dyes
CH428986A (en) Process for the preparation of basic azo dyes
CH412153A (en) Process for the preparation of azo dyes
CH479680A (en) Process for the preparation of azo dyes
CH444993A (en) Process for the preparation of azo dyes
CH467311A (en) Process for the preparation of azo dyes
FR1449449A (en) Process for the preparation of azo dyes
FR1425597A (en) Process for preparing azomethine dyes
FR1394571A (en) Process for the preparation of polar azo dyes
CH447432A (en) Process for the preparation of dyes
CH460986A (en) Process for the preparation of new cationic azo dyes
CH469063A (en) Process for the preparation of new monoazo dyes
FR1544951A (en) Process for preparing disazo dyes
FR1465350A (en) Process for the preparation of disazo pigment dyes
CH452748A (en) Process for preparing dyes
CH453534A (en) Process for the preparation of new azo dyes