ES443040A1 - Procedimiento para preparar colorantes o-cianoazoicos. - Google Patents

Procedimiento para preparar colorantes o-cianoazoicos.

Info

Publication number
ES443040A1
ES443040A1 ES443040A ES443040A ES443040A1 ES 443040 A1 ES443040 A1 ES 443040A1 ES 443040 A ES443040 A ES 443040A ES 443040 A ES443040 A ES 443040A ES 443040 A1 ES443040 A1 ES 443040A1
Authority
ES
Spain
Prior art keywords
compound
halogenoazo
cyanoazo
reaction
conversion
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
ES443040A
Other languages
English (en)
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES443040A1 publication Critical patent/ES443040A1/es
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
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms
    • C09B43/42—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms by substituting radicals containing hetero atoms for —CN radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Coloring (AREA)
ES443040A 1974-11-29 1975-11-28 Procedimiento para preparar colorantes o-cianoazoicos. Expired ES443040A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2456495A DE2456495C3 (de) 1974-11-29 1974-11-29 Verfahren zur Herstellung praktisch metallfreier Azofarbstoffe, welche in der Diazokomponente ortho-ständig zur Azobrüeke mindestens eine Cyangruppe aufweisen

Publications (1)

Publication Number Publication Date
ES443040A1 true ES443040A1 (es) 1977-04-01

Family

ID=5932075

Family Applications (1)

Application Number Title Priority Date Filing Date
ES443040A Expired ES443040A1 (es) 1974-11-29 1975-11-28 Procedimiento para preparar colorantes o-cianoazoicos.

Country Status (17)

Country Link
US (1) US4045430A (es)
JP (1) JPS5835226B2 (es)
BE (1) BE836028A (es)
BR (1) BR7507937A (es)
CA (1) CA1058164A (es)
CH (1) CH588537A5 (es)
CS (1) CS189730B2 (es)
DD (1) DD125840A5 (es)
DE (1) DE2456495C3 (es)
ES (1) ES443040A1 (es)
FR (1) FR2292746A1 (es)
GB (1) GB1479085A (es)
IN (1) IN141780B (es)
IT (1) IT1050314B (es)
NL (1) NL7513820A (es)
PL (1) PL98623B1 (es)
RO (1) RO72061B (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1093708B (it) * 1977-03-15 1985-07-26 Bayer Ag Composti azoici
US4257944A (en) * 1978-04-05 1981-03-24 Imperial Chemical Industries Limited Process for the manufacture of cyano azo dyes
FR2427364A1 (fr) * 1978-05-31 1979-12-28 Ugine Kuhlmann Procede de preparation industrielle de colorants azoiques contenant des groupes cyano
DE2829710A1 (de) * 1978-07-06 1980-01-17 Bayer Ag Verfahren zur herstellung von aromatischen phosphorverbindungen
DE2834386A1 (de) * 1978-08-05 1980-02-21 Bayer Ag Verfahren zur herstellung von azofarbstoffen
CH639115A5 (de) * 1979-07-20 1983-10-31 Sandoz Ag Verfahren zur herstellung von azobenzol-verbindungen.
DE3009635A1 (de) * 1980-03-13 1981-09-24 Cassella Ag, 6000 Frankfurt Wasserunloesliche azofarbstoffe, ihre herstllung un verwendung
JP2583067B2 (ja) * 1987-08-04 1997-02-19 住友化学工業株式会社 モノアゾ化合物およびそれを用いて疎水性繊維材料を染色または捺染する方法
DE19858997A1 (de) 1998-12-21 2000-06-29 Dystar Textilfarben Gmbh & Co Thermomigrierechte Azofarbstoffe
DE19922406A1 (de) * 1999-05-14 2000-11-16 Bayer Ag Gefärbte Insektizid-haltige Zusammensetzungen
CN105694523A (zh) * 2016-01-28 2016-06-22 江苏盛吉化工有限公司 一种分散蓝的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA779291A (en) * 1968-02-27 Von Brachel Hanswilli Process for the manufacture of water-insoluble azo dyestuffs containing cyano groups
AT170871B (de) * 1950-10-03 1952-04-10 Emil Bertalanffy Chemisch Phar Verfahren zur Darstellung von Diarylacetonitrilen
DE2134896A1 (de) * 1971-07-13 1973-02-01 Basf Ag Verfahren zur herstellung von cyangruppenhaltigen azofarbstoffen
US3821195A (en) * 1972-05-01 1974-06-28 Du Pont Synthesis of cyanoazo dyes

Also Published As

Publication number Publication date
NL7513820A (nl) 1976-06-01
IN141780B (es) 1977-04-16
FR2292746B1 (es) 1979-07-13
RO72061A (ro) 1984-03-15
BR7507937A (pt) 1976-08-10
DE2456495A1 (de) 1976-08-12
FR2292746A1 (fr) 1976-06-25
DE2456495B2 (de) 1977-08-25
DD125840A5 (es) 1977-05-25
IT1050314B (it) 1981-03-10
CS189730B2 (en) 1979-04-30
CA1058164A (en) 1979-07-10
JPS5177622A (en) 1976-07-06
RO72061B (ro) 1984-03-31
GB1479085A (en) 1977-07-06
DE2456495C3 (de) 1978-05-11
BE836028A (fr) 1976-05-28
CH588537A5 (es) 1977-06-15
PL98623B1 (pl) 1978-05-31
US4045430A (en) 1977-08-30
JPS5835226B2 (ja) 1983-08-01

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