CH448320A - Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen - Google Patents

Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen

Info

Publication number
CH448320A
CH448320A CH1258864A CH1258864A CH448320A CH 448320 A CH448320 A CH 448320A CH 1258864 A CH1258864 A CH 1258864A CH 1258864 A CH1258864 A CH 1258864A CH 448320 A CH448320 A CH 448320A
Authority
CH
Switzerland
Prior art keywords
production
water
sparingly soluble
azo dyes
azo
Prior art date
Application number
CH1258864A
Other languages
English (en)
Inventor
Altermatt Ruedi
Hermann Dr Burkhard
Curt Dr Mueller
Original Assignee
Sandoz 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 Sandoz Ag filed Critical Sandoz Ag
Priority to CH1258864A priority Critical patent/CH448320A/de
Priority to DE19651644337 priority patent/DE1644337A1/de
Priority to GB40484/65A priority patent/GB1116367A/en
Priority to US489386A priority patent/US3395138A/en
Priority to FR32803A priority patent/FR1449989A/fr
Priority to CH1566465A priority patent/CH484989A/de
Publication of CH448320A publication Critical patent/CH448320A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/46—Oxygen atom in position 3 or 5 and nitrogen atom in position 4
    • 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
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
    • C09B29/3647—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms
    • C09B29/3652—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles
    • C09B29/366—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles containing hydroxy-1,2-diazoles, e.g. pyrazolone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH1258864A 1964-09-28 1964-09-28 Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen CH448320A (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH1258864A CH448320A (de) 1964-09-28 1964-09-28 Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen
DE19651644337 DE1644337A1 (de) 1964-09-28 1965-09-15 Verfahren zur Herstellung von in Wasser schwerloeslichen Azofarbstoffen
GB40484/65A GB1116367A (en) 1964-09-28 1965-09-22 Azo dyes of low solubility in water, their production and applications
US489386A US3395138A (en) 1964-09-28 1965-09-22 Monoazo pyrazolone dyes of low water solubility
FR32803A FR1449989A (fr) 1964-09-28 1965-09-27 Colorants azoïques difficilement solubles dans l'eau, leur procédé de fabricationet leurs applications
CH1566465A CH484989A (de) 1964-09-28 1965-11-12 Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1258864A CH448320A (de) 1964-09-28 1964-09-28 Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen

Publications (1)

Publication Number Publication Date
CH448320A true CH448320A (de) 1967-12-15

Family

ID=4384454

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1258864A CH448320A (de) 1964-09-28 1964-09-28 Verfahren zur Herstellung von in Wasser schwerlöslichen Azofarbstoffen

Country Status (4)

Country Link
US (1) US3395138A (de)
CH (1) CH448320A (de)
DE (1) DE1644337A1 (de)
GB (1) GB1116367A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169459A2 (de) * 1984-07-24 1986-01-29 Bayer Ag Azofarbstoffe

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1348688A (en) * 1970-07-08 1974-03-20 Ciba Geigy Ag Azo dyestuffs and processes for their manufacture
ZA82530B (en) * 1981-01-28 1983-09-28 Du Pont Azo pigments

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814615A (en) * 1957-11-26 Soinhi
US2151518A (en) * 1935-03-07 1939-03-21 Gen Aniline Works Inc Azo dyestuff
CH388492A (de) * 1959-08-13 1965-02-28 Sandoz Ag Verfahren zur Herstellung in Wasser schwer löslicher Azofarbstoffe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0169459A2 (de) * 1984-07-24 1986-01-29 Bayer Ag Azofarbstoffe
EP0169459A3 (en) * 1984-07-24 1988-05-04 Bayer Ag Azo dyes

Also Published As

Publication number Publication date
DE1644337A1 (de) 1971-05-06
US3395138A (en) 1968-07-30
GB1116367A (en) 1968-06-06

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