DE1595919A1 - Verfahren zur Herstellung von heterocyclischen Verbindungen - Google Patents

Verfahren zur Herstellung von heterocyclischen Verbindungen

Info

Publication number
DE1595919A1
DE1595919A1 DE19651595919 DE1595919A DE1595919A1 DE 1595919 A1 DE1595919 A1 DE 1595919A1 DE 19651595919 DE19651595919 DE 19651595919 DE 1595919 A DE1595919 A DE 1595919A DE 1595919 A1 DE1595919 A1 DE 1595919A1
Authority
DE
Germany
Prior art keywords
alkyl
emulsion
hydrogen atom
heterocyclic compound
silver
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
DE19651595919
Other languages
German (de)
English (en)
Inventor
Duffing George Frank
Hogg James Wibberley
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE1595919A1 publication Critical patent/DE1595919A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • 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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Catalysts (AREA)
DE19651595919 1964-01-29 1965-01-27 Verfahren zur Herstellung von heterocyclischen Verbindungen Pending DE1595919A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB385064 1964-01-29
GB3635064 1964-09-04

Publications (1)

Publication Number Publication Date
DE1595919A1 true DE1595919A1 (de) 1972-05-10

Family

ID=26238650

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651595919 Pending DE1595919A1 (de) 1964-01-29 1965-01-27 Verfahren zur Herstellung von heterocyclischen Verbindungen

Country Status (4)

Country Link
US (1) US3462272A (US06623731-20030923-C00052.png)
DE (1) DE1595919A1 (US06623731-20030923-C00052.png)
GB (1) GB1040161A (US06623731-20030923-C00052.png)
NL (1) NL6501053A (US06623731-20030923-C00052.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788688A (nl) * 1971-09-17 1973-03-12 Agfa Gevaert Nv Ontwikkeling van fotografisch materiaal bij verhoogde temperatuur
US4126459A (en) * 1976-05-14 1978-11-21 Polaroid Corporation Thioether substituted silver halide solvents
US4332888A (en) * 1978-11-20 1982-06-01 Polaroid Corporation Method for stabilizing and spectrally sensitizing photosensitive silver halide emulsion
IT1179519B (it) 1984-12-17 1987-09-16 Minnesota Mining & Mfg Materiale fotosensibile agli alogenuri d'argento per l'ottenimento di immagini in bianco e nero a mezza tinta e metodo per la riproduzione a mezza tinta ad alto contrasto
US7067520B2 (en) * 2000-11-17 2006-06-27 Ishihara Sangyo Kaisha, Ltd. Preventive or therapeutic medicines for diabetes containing fused-heterocyclic compounds or their salts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784091A (en) * 1953-07-01 1957-03-05 Eastman Kodak Co 4-hydroxy-6-alkyl-1, 3, 3alpha, 7-tetrazaindene stabilizers for photographic emulsions sensitized with polyalkylene esters, amides, and ethers
BE570978A (US06623731-20030923-C00052.png) * 1957-09-09
US2933388A (en) * 1957-10-03 1960-04-19 Eastman Kodak Co Tetrazaindene compounds and photographic application
US3202512A (en) * 1962-02-23 1965-08-24 Eastman Kodak Co Photographic silver halide emulsions stabilized with tetrazaindene compounds

Also Published As

Publication number Publication date
GB1040161A (US06623731-20030923-C00052.png)
US3462272A (en) 1969-08-19
NL6501053A (US06623731-20030923-C00052.png) 1965-07-30

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