CH321879A - Process for the preparation of betaine cyanine dyes - Google Patents

Process for the preparation of betaine cyanine dyes

Info

Publication number
CH321879A
CH321879A CH321879DA CH321879A CH 321879 A CH321879 A CH 321879A CH 321879D A CH321879D A CH 321879DA CH 321879 A CH321879 A CH 321879A
Authority
CH
Switzerland
Prior art keywords
betaine
preparation
cyanine dyes
cyanine
dyes
Prior art date
Application number
Other languages
German (de)
Inventor
Oskar Riester
Original Assignee
Agfa 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 Agfa Ag filed Critical Agfa Ag
Publication of CH321879A publication Critical patent/CH321879A/en

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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/145—Styryl dyes the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5
    • 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
    • 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
    • C09B23/16—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms
    • C09B23/162—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms
    • C09B23/164—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms containing one nitrogen atom

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
CH321879D 1951-10-23 1952-09-23 Process for the preparation of betaine cyanine dyes CH321879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE321879X 1951-10-23

Publications (1)

Publication Number Publication Date
CH321879A true CH321879A (en) 1957-05-31

Family

ID=6163974

Family Applications (1)

Application Number Title Priority Date Filing Date
CH321879D CH321879A (en) 1951-10-23 1952-09-23 Process for the preparation of betaine cyanine dyes

Country Status (4)

Country Link
BE (1) BE515014A (en)
CH (1) CH321879A (en)
FR (1) FR1073968A (en)
GB (1) GB742112A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629391A (en) * 1962-03-19
US3177210A (en) * 1962-11-29 1965-04-06 Polaroid Corp Process for preparing cyanine spectral sensitizing dyes
NL127244C (en) * 1963-05-17
DE1177482B (en) * 1963-06-10 1964-09-03 Agfa Ag Process for sensitizing photographic silver halide emulsions with trimethine cyanines
DE1213734B (en) * 1963-10-26 1966-03-31 Agfa Ag Process for sensitizing photographic silver emulsions with merocyanines
DE1447579A1 (en) * 1964-04-21 1969-02-06 Agfa Ag Spectral sensitization by polymethine dyes containing sulphonic acid groups
US3481927A (en) * 1964-09-01 1969-12-02 Eastman Kodak Co Butadienyl dyes for photography
US3649289A (en) * 1968-10-21 1972-03-14 Eastman Kodak Co Photographic materials
GB1309274A (en) * 1970-10-27 1973-03-07 Ilford Ltd Merocyanin dyes

Also Published As

Publication number Publication date
BE515014A (en)
FR1073968A (en) 1954-09-30
GB742112A (en) 1955-12-21

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