GB1322766A - Tricarbocyanine dyes - Google Patents

Tricarbocyanine dyes

Info

Publication number
GB1322766A
GB1322766A GB4525970A GB4525970A GB1322766A GB 1322766 A GB1322766 A GB 1322766A GB 4525970 A GB4525970 A GB 4525970A GB 4525970 A GB4525970 A GB 4525970A GB 1322766 A GB1322766 A GB 1322766A
Authority
GB
United Kingdom
Prior art keywords
piperazine
ethyl
ethoxycarbonyl
sept
prepared
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
GB4525970A
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1322766A publication Critical patent/GB1322766A/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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/0066—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of a carbocyclic ring,(e.g. benzene, naphtalene, cyclohexene, cyclobutenene-quadratic acid)
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/127—Methine and polymethine dyes the polymethine chain forming part of a carbocyclic ring
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Coloring (AREA)

Abstract

1322766 Piperazine derivatives EASTMAN KODAK CO 23 Sept 1970 [23 Sept 1969 25 March 1970] 45259/70 Heading C2C [Also in Divisions C4 and G2] 1 - Cyclopentylidene - 4 - methyl, -phenyl, -ethyl, and -ethoxycarbonyl piperazinium perchlorate are prepared by reacting cyclopentanone with the appropriate 1-substituted piperazine hydroperchlorate. 1-Ethyl piperazine is prepared by treating 1-ethoxycarbonyl-4-ethyl piperazine with 5N sodium hydroxide solution.
GB4525970A 1969-09-23 1970-09-23 Tricarbocyanine dyes Expired GB1322766A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86039569A 1969-09-23 1969-09-23
US2270870A 1970-03-25 1970-03-25

Publications (1)

Publication Number Publication Date
GB1322766A true GB1322766A (en) 1973-07-11

Family

ID=26696271

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4525970A Expired GB1322766A (en) 1969-09-23 1970-09-23 Tricarbocyanine dyes

Country Status (7)

Country Link
JP (1) JPS4921658B1 (en)
BE (1) BE756536A (en)
CA (1) CA920589A (en)
CH (1) CH565391A5 (en)
DE (1) DE2046672C3 (en)
FR (1) FR2062518A5 (en)
GB (1) GB1322766A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1439638A (en) * 1972-10-02 1976-06-16 Eastman Kodak Co Photographic silver halide emulsions
CA1337923C (en) * 1988-07-07 1996-01-16 Richard Lee Parton Infrared filter dye for photographic element
JPH02196237A (en) * 1989-01-25 1990-08-02 Mitsubishi Paper Mills Ltd Silver halide photographic sensitive material
WO2008099914A1 (en) * 2007-02-16 2008-08-21 The University Of Tokyo Fluorescent probe

Also Published As

Publication number Publication date
CH565391A5 (en) 1975-08-15
FR2062518A5 (en) 1971-06-25
JPS4921658B1 (en) 1974-06-03
DE2046672B2 (en) 1973-05-17
BE756536A (en) 1971-03-01
DE2046672A1 (en) 1971-04-15
CA920589A (en) 1973-02-06
DE2046672C3 (en) 1973-11-29

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee