DE2164183C3 - Verfahren zur Herstellung von Chromenverbindungen - Google Patents

Verfahren zur Herstellung von Chromenverbindungen

Info

Publication number
DE2164183C3
DE2164183C3 DE2164183A DE2164183A DE2164183C3 DE 2164183 C3 DE2164183 C3 DE 2164183C3 DE 2164183 A DE2164183 A DE 2164183A DE 2164183 A DE2164183 A DE 2164183A DE 2164183 C3 DE2164183 C3 DE 2164183C3
Authority
DE
Germany
Prior art keywords
methanol
group
phenyl
nitro
och
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
DE2164183A
Other languages
German (de)
English (en)
Other versions
DE2164183B2 (de
DE2164183A1 (de
Inventor
Katue Kojima
Tomio Kubota
Shoji Sagamihara Kanagawa Myrujama
Hiroshi Kawasaki Kanagawa Tamura
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE2164183A1 publication Critical patent/DE2164183A1/de
Publication of DE2164183B2 publication Critical patent/DE2164183B2/de
Application granted granted Critical
Publication of DE2164183C3 publication Critical patent/DE2164183C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02Charge-receiving layers
    • G03G5/04Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0622Heterocyclic compounds
    • G03G5/0624Heterocyclic compounds containing one hetero ring
    • G03G5/0635Heterocyclic compounds containing one hetero ring being six-membered
    • G03G5/0637Heterocyclic compounds containing one hetero ring being six-membered containing one hetero atom
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02Charge-receiving layers
    • G03G5/04Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0664Dyes
    • G03G5/0666Dyes containing a methine or polymethine group
    • G03G5/0668Dyes containing a methine or polymethine group containing only one methine or polymethine group
    • G03G5/067Dyes containing a methine or polymethine group containing only one methine or polymethine group containing hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE2164183A 1970-12-26 1971-12-23 Verfahren zur Herstellung von Chromenverbindungen Expired DE2164183C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45129623A JPS495345B1 (OSRAM) 1970-12-26 1970-12-26

Publications (3)

Publication Number Publication Date
DE2164183A1 DE2164183A1 (de) 1972-07-06
DE2164183B2 DE2164183B2 (de) 1975-05-22
DE2164183C3 true DE2164183C3 (de) 1976-01-08

Family

ID=15014043

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2164183A Expired DE2164183C3 (de) 1970-12-26 1971-12-23 Verfahren zur Herstellung von Chromenverbindungen

Country Status (5)

Country Link
US (1) US3832350A (OSRAM)
JP (1) JPS495345B1 (OSRAM)
DE (1) DE2164183C3 (OSRAM)
FR (1) FR2119094B1 (OSRAM)
GB (1) GB1370898A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262894A1 (de) * 1972-12-22 1974-06-27 Licentia Gmbh Strahlungsempfindliches aufzeichnungsmaterial

Also Published As

Publication number Publication date
FR2119094B1 (OSRAM) 1973-06-29
DE2164183B2 (de) 1975-05-22
JPS495345B1 (OSRAM) 1974-02-06
FR2119094A1 (OSRAM) 1972-08-04
DE2164183A1 (de) 1972-07-06
GB1370898A (en) 1974-10-16
US3832350A (en) 1974-08-27

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8328 Change in the person/name/address of the agent

Free format text: HENKEL, G., DR.PHIL. FEILER, L., DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee