DE69519571D1 - Verfahren zur Herstellung von 4-Mercapto-1-naphtol-Verbindungen - Google Patents

Verfahren zur Herstellung von 4-Mercapto-1-naphtol-Verbindungen

Info

Publication number
DE69519571D1
DE69519571D1 DE69519571T DE69519571T DE69519571D1 DE 69519571 D1 DE69519571 D1 DE 69519571D1 DE 69519571 T DE69519571 T DE 69519571T DE 69519571 T DE69519571 T DE 69519571T DE 69519571 D1 DE69519571 D1 DE 69519571D1
Authority
DE
Germany
Prior art keywords
naphtol
mercapto
compounds
preparation
naphtol compounds
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 - Fee Related
Application number
DE69519571T
Other languages
English (en)
Other versions
DE69519571T2 (de
Inventor
Ivano Delprato
Massimo Bertoldi
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
Tulalip Consultoria Comercial SU
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 Tulalip Consultoria Comercial SU filed Critical Tulalip Consultoria Comercial SU
Publication of DE69519571D1 publication Critical patent/DE69519571D1/de
Application granted granted Critical
Publication of DE69519571T2 publication Critical patent/DE69519571T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04—Five-membered rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/02—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols
    • C07C319/06—Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols from sulfides, hydropolysulfides or polysulfides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/23—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton
    • C07C323/39—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and nitrogen atoms, not being part of nitro or nitroso groups, bound to the same carbon skeleton at least one of the nitrogen atoms being part of any of the groups, X being a hetero atom, Y being any atom
    • C07C323/40—Y being a hydrogen or a carbon atom
    • C07C323/42—Y being a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/50—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
    • C07C323/62—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton
    • 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/305—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
    • G03C7/30541—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the released group
    • G03C7/30552—Mercapto
DE69519571T 1995-09-18 1995-09-18 Verfahren zur Herstellung von 4-Mercapto-1-naphtol-Verbindungen Expired - Fee Related DE69519571T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP95114619A EP0763526B1 (de) 1995-09-18 1995-09-18 Verfahren zur Herstellung von 4-Mercapto-1-naphtol-Verbindungen

Publications (2)

Publication Number Publication Date
DE69519571D1 true DE69519571D1 (de) 2001-01-11
DE69519571T2 DE69519571T2 (de) 2001-04-05

Family

ID=8219627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69519571T Expired - Fee Related DE69519571T2 (de) 1995-09-18 1995-09-18 Verfahren zur Herstellung von 4-Mercapto-1-naphtol-Verbindungen

Country Status (4)

Country Link
US (1) US5693846A (de)
EP (1) EP0763526B1 (de)
JP (1) JPH09110826A (de)
DE (1) DE69519571T2 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE619300A (de) * 1959-04-06
US4248962A (en) * 1977-12-23 1981-02-03 Eastman Kodak Company Photographic emulsions, elements and processes utilizing release compounds
JPS5937820B2 (ja) * 1978-08-10 1984-09-12 富士写真フイルム株式会社 チオ−ルエ−テル基を有するカプラ−の製造方法
JPS56114946A (en) * 1980-02-15 1981-09-09 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
CA1287765C (en) * 1985-02-28 1991-08-20 Eastman Kodak Company Dye-forming photographic material and process comprising bleach accelerator releasing compound
JP2543705B2 (ja) * 1987-06-25 1996-10-16 富士写真フイルム株式会社 ハロゲン化銀カラ−写真感光材料
JPS649972A (en) * 1987-07-02 1989-01-13 Fuji Photo Film Co Ltd Production of 4-mercapto-1-naphthols

Also Published As

Publication number Publication date
EP0763526B1 (de) 2000-12-06
JPH09110826A (ja) 1997-04-28
EP0763526A1 (de) 1997-03-19
US5693846A (en) 1997-12-02
DE69519571T2 (de) 2001-04-05

Similar Documents

Publication Publication Date Title
DE69628712D1 (de) Verfahren zur Herstellung von Dihalogenazolopyrimidinen
DE59607656D1 (de) Verfahren zur Herstellung von Alkylhydrogenchlorsilanen
DE59509204D1 (de) Verfahren zur Herstellung von Hydrogenalkoxysilanen
DE69619067T2 (de) Verfahren zur Herstellung von 3-Amino-2-oxo-1-Halogenpropan-Derivaten
DE59509333D1 (de) Verfahren zur Herstellung von 3-Acryloxypropylalkoxysilanen
DE59603916D1 (de) Verfahren zur Herstellung von Imidazo-Benzodiazepin-Derivaten
DE69625253D1 (de) Verfahren zur Herstellung von Imidazochinazolinon-Derivaten
DE69635421T2 (de) Verfahren zur herstellung von 2-chlorthiazolderivaten
DE59505473D1 (de) Verfahren zur Herstellung von Glykoloylaniliden
DE59501150D1 (de) Verfahren zur Herstellung von Polyisoolefinen
DE69636943D1 (de) Verfahren zur Herstellung von Etherverbindungen
DE59501307D1 (de) Verfahren zur Herstellung von Fluoranilinen
DE69600385D1 (de) Verfahren zur Herstellung von Aminonitropyridinen
DE69524644T2 (de) Verfahren zur Herstellung von Alkoxycarbonylthioarylverbindungen
DE69705291D1 (de) Verfahren zur Herstellung von Distyrol-biphenylverbindungen
DE59500563D1 (de) Verfahren zur Herstellung von N-Alkenylcarbonsäureamiden
DE59605105D1 (de) Verfahren zur Herstellung von substituierten Aminocarbonyltriazolinonen
DE69607541D1 (de) Verfahren zur Herstellung von p-Bromfluorobenzol
DE69513008T2 (de) Verfahren zur Herstellung von Hydroxyalkoxybenzophenonen
DE59500564D1 (de) Verfahren zur Herstellung von Benzthiazolylazoanilinen
DE59505555D1 (de) Verfahren zur Herstellung von 1-Chlor-3-methyl-but-2-en
DE59605227D1 (de) Verfahren zur Herstellung von ortho-Nitro-benzonitrilen
DE59404482D1 (de) Verfahren zur Herstellung von N-Alkenylcarbonsäureamiden
DE59601809D1 (de) Verfahren zur Herstellung von substituierten Aminotriazolinonen
DE59604010D1 (de) Verfahren zur Herstellung von 3-hydroxyoxetanen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FERRANIA S.P.A., CAIRO MONTENOTTE, FERRANI (SAVONA

8339 Ceased/non-payment of the annual fee