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FR929969A - Process for the preparation of symmetrical and asymmetric mesosubstituted carbocyanines - Google Patents

Process for the preparation of symmetrical and asymmetric mesosubstituted carbocyanines

Info

Publication number
FR929969A
FR929969A FR929969DA FR929969A FR 929969 A FR929969 A FR 929969A FR 929969D A FR929969D A FR 929969DA FR 929969 A FR929969 A FR 929969A
Authority
FR
France
Prior art keywords
mesosubstituted
carbocyanines
asymmetric
symmetrical
preparation
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
Other languages
French (fr)
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR929969A publication Critical patent/FR929969A/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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
FR929969D 1945-07-02 1946-06-28 Process for the preparation of symmetrical and asymmetric mesosubstituted carbocyanines Expired FR929969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE625907X 1945-07-02

Publications (1)

Publication Number Publication Date
FR929969A true FR929969A (en) 1948-01-13

Family

ID=3875860

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929969D Expired FR929969A (en) 1945-07-02 1946-06-28 Process for the preparation of symmetrical and asymmetric mesosubstituted carbocyanines

Country Status (3)

Country Link
BE (1) BE459162A (en)
FR (1) FR929969A (en)
GB (1) GB625907A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE474186A (en) * 1946-07-05
BE534443A (en) * 1953-12-28
US2887479A (en) * 1955-11-15 1959-05-19 Eastman Kodak Co Heterocyclic quaternary salts containing a cyclohexenylidenemethyl substituent

Also Published As

Publication number Publication date
BE459162A (en)
GB625907A (en) 1949-07-06

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