FR872733A - Process for preparing carbocyanine dyes - Google Patents

Process for preparing carbocyanine dyes

Info

Publication number
FR872733A
FR872733A FR872733DA FR872733A FR 872733 A FR872733 A FR 872733A FR 872733D A FR872733D A FR 872733DA FR 872733 A FR872733 A FR 872733A
Authority
FR
France
Prior art keywords
preparing
carbocyanine dyes
carbocyanine
dyes
preparing carbocyanine
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR872733A publication Critical patent/FR872733A/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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR872733D 1939-10-19 1941-05-28 Process for preparing carbocyanine dyes Expired FR872733A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEZ25515D DE737639C (en) 1939-10-19 1939-10-19 Process for the preparation of carbocyanine dyes

Publications (1)

Publication Number Publication Date
FR872733A true FR872733A (en) 1942-06-17

Family

ID=7626390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872733D Expired FR872733A (en) 1939-10-19 1941-05-28 Process for preparing carbocyanine dyes

Country Status (2)

Country Link
DE (1) DE737639C (en)
FR (1) FR872733A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL180676B (en) * 1952-08-18 Ciba Geigy PROCEDURE FOR PREPARING MONOAO PIGMENTS AND PROCEDURE FOR PIGMENTING LARGE MOLECULAR ORGANIC MATERIAL WITH PIGMENTS PREPARED THEREFORE.

Also Published As

Publication number Publication date
DE737639C (en) 1943-07-20

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