FR669272A - Production of polymethine dyes - Google Patents

Production of polymethine dyes

Info

Publication number
FR669272A
FR669272A FR669272DA FR669272A FR 669272 A FR669272 A FR 669272A FR 669272D A FR669272D A FR 669272DA FR 669272 A FR669272 A FR 669272A
Authority
FR
France
Prior art keywords
production
polymethine dyes
polymethine
dyes
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)
Inventor
Richard Kuhn
Alfred Winterstein
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 filed Critical
Application granted granted Critical
Publication of FR669272A publication Critical patent/FR669272A/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)
  • Indole Compounds (AREA)
  • Coloring (AREA)
  • Color Printing (AREA)
FR669272D 1929-02-13 1929-02-07 Production of polymethine dyes Expired FR669272A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB488729A GB328357A (en) 1929-02-13 1929-02-13 Manufacture of polymethine dyestuffs

Publications (1)

Publication Number Publication Date
FR669272A true FR669272A (en) 1929-11-14

Family

ID=9785714

Family Applications (1)

Application Number Title Priority Date Filing Date
FR669272D Expired FR669272A (en) 1929-02-13 1929-02-07 Production of polymethine dyes

Country Status (3)

Country Link
DE (1) DE599560C (en)
FR (1) FR669272A (en)
GB (1) GB328357A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3105778A1 (en) * 1981-02-17 1982-09-02 Bayer Ag, 5090 Leverkusen METHOD FOR PRODUCING TRIMETHINE DYES
US5120858A (en) * 1991-03-25 1992-06-09 Miles Inc. Process for the preparation of trimethine dyestuffs

Also Published As

Publication number Publication date
DE599560C (en) 1934-07-09
GB328357A (en) 1930-05-01

Similar Documents

Publication Publication Date Title
FR647943A (en) Production of new dyes
FR669168A (en) Production of new dyes
FR669272A (en) Production of polymethine dyes
FR650688A (en) Production of azo dyes
FR689111A (en) Production of new azo dyestuffs
FR36393E (en) Production of new dyes
FR689230A (en) Production of indigoid dyes
FR36984E (en) Production of sulfur dyes
FR37484E (en) Production of sulfur dyes
FR653231A (en) Production of azo dyes
FR686194A (en) Production of new metallic dyes
FR667977A (en) Production of monoazo dyes
FR672040A (en) Production of monoazo dyes
FR35604E (en) Production of new dyes
FR685956A (en) Production of new dyes
FR35397E (en) Production of azo dyes
FR38610E (en) Production of sulfur dyes
FR704180A (en) New chrome dyes
FR636970A (en) Production of dyes
FR650778A (en) Production of azo dyes
FR719690A (en) Production of new dyes
FR700930A (en) New chromium dyes
FR612816A (en) Production of new dyes
FR691974A (en) New metallic dyes
FR653785A (en) Production of sulfur dyes