FR774028A - Procédé de fabrication de colorants de pentacarbocyanines asymétriques - Google Patents

Procédé de fabrication de colorants de pentacarbocyanines asymétriques

Info

Publication number
FR774028A
FR774028A FR774028DA FR774028A FR 774028 A FR774028 A FR 774028A FR 774028D A FR774028D A FR 774028DA FR 774028 A FR774028 A FR 774028A
Authority
FR
France
Prior art keywords
pentacarbocyanin
asymmetric
dyes
manufacturing process
manufacturing
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
English (en)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR774028A publication Critical patent/FR774028A/fr
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
    • C09B23/08—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines
    • C09B23/083—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines five >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
FR774028D 1933-06-03 1934-06-01 Procédé de fabrication de colorants de pentacarbocyanines asymétriques Expired FR774028A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE434234X 1933-06-03

Publications (1)

Publication Number Publication Date
FR774028A true FR774028A (fr) 1934-11-29

Family

ID=6504788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774028D Expired FR774028A (fr) 1933-06-03 1934-06-01 Procédé de fabrication de colorants de pentacarbocyanines asymétriques

Country Status (4)

Country Link
US (1) US2131865A (fr)
BE (1) BE403467A (fr)
FR (1) FR774028A (fr)
GB (1) GB434234A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2527259A (en) * 1941-11-06 1950-10-24 Ilford Ltd Cyanine dyestuffs
GB557549A (en) * 1942-04-23 1943-11-25 John David Kendall Improvements in or relating to dyestuffs
US2892834A (en) * 1955-05-10 1959-06-30 Sperry Rand Corp Cyanine dyes
US3483195A (en) * 1963-10-09 1969-12-09 Eastman Kodak Co Synthesis for photographic sensitizing dyes

Also Published As

Publication number Publication date
GB434234A (en) 1935-08-28
US2131865A (en) 1938-10-04
BE403467A (fr)

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