DE1569837A1 - Verfahren zur Herstellung von Cyaninfarbstoffen,die sich von Basen vom 1-alpha-Pyridyl-2-methylbenzimidazol-Typ ableiten,sowie ihre Verwendung zur Sensibilisierung von photographischen Emulsionen - Google Patents

Verfahren zur Herstellung von Cyaninfarbstoffen,die sich von Basen vom 1-alpha-Pyridyl-2-methylbenzimidazol-Typ ableiten,sowie ihre Verwendung zur Sensibilisierung von photographischen Emulsionen

Info

Publication number
DE1569837A1
DE1569837A1 DE19661569837 DE1569837A DE1569837A1 DE 1569837 A1 DE1569837 A1 DE 1569837A1 DE 19661569837 DE19661569837 DE 19661569837 DE 1569837 A DE1569837 A DE 1569837A DE 1569837 A1 DE1569837 A1 DE 1569837A1
Authority
DE
Germany
Prior art keywords
bases
dye
cyanine dyes
alkyl
pyridyl
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.)
Pending
Application number
DE19661569837
Other languages
German (de)
English (en)
Inventor
Mario Gandino
Paolo Merli
Ferrania Cairo Montenotte
Oreste Turilli
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.)
Ferrania SpA
Original Assignee
Ferrania SpA
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 Ferrania SpA filed Critical Ferrania SpA
Publication of DE1569837A1 publication Critical patent/DE1569837A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/72—Nitrogen atoms
    • C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
    • 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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
    • 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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyridine Compounds (AREA)
DE19661569837 1965-05-21 1966-05-06 Verfahren zur Herstellung von Cyaninfarbstoffen,die sich von Basen vom 1-alpha-Pyridyl-2-methylbenzimidazol-Typ ableiten,sowie ihre Verwendung zur Sensibilisierung von photographischen Emulsionen Pending DE1569837A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1746565 1965-05-21
IT1129565 1965-05-21

Publications (1)

Publication Number Publication Date
DE1569837A1 true DE1569837A1 (de) 1970-05-14

Family

ID=26326388

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19661569837 Pending DE1569837A1 (de) 1965-05-21 1966-05-06 Verfahren zur Herstellung von Cyaninfarbstoffen,die sich von Basen vom 1-alpha-Pyridyl-2-methylbenzimidazol-Typ ableiten,sowie ihre Verwendung zur Sensibilisierung von photographischen Emulsionen

Country Status (5)

Country Link
US (1) US3443955A (cg-RX-API-DMAC7.html)
BE (1) BE678673A (cg-RX-API-DMAC7.html)
CH (1) CH491409A (cg-RX-API-DMAC7.html)
DE (1) DE1569837A1 (cg-RX-API-DMAC7.html)
GB (1) GB1146465A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE308573T1 (de) * 2000-11-30 2005-11-15 3M Innovative Properties Co Explosionsfreies emulsionspolymerisationsverfahren zur herstellung von polytetrafluorethylen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE579594A (cg-RX-API-DMAC7.html) * 1958-06-19
FR1283502A (fr) * 1960-03-10 1962-02-02 Kodak Pathe Nouvelle classe de colorants de la série des mérocyanines cationiques et produits photographiques les contenant
US3374232A (en) * 1964-03-11 1968-03-19 Ciba Geigy Corp N-aryl pyrimidinium compounds

Also Published As

Publication number Publication date
CH491409A (it) 1970-05-31
GB1146465A (en) 1969-03-26
BE678673A (cg-RX-API-DMAC7.html) 1966-09-01
US3443955A (en) 1969-05-13

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