FR881041A - Manufacturing process of merocyanines - Google Patents

Manufacturing process of merocyanines

Info

Publication number
FR881041A
FR881041A FR881041DA FR881041A FR 881041 A FR881041 A FR 881041A FR 881041D A FR881041D A FR 881041DA FR 881041 A FR881041 A FR 881041A
Authority
FR
France
Prior art keywords
merocyanines
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
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.)
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 FR881041A publication Critical patent/FR881041A/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
    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR881041D 1941-04-05 1942-04-03 Manufacturing process of merocyanines Expired FR881041A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE881040X 1941-04-05

Publications (1)

Publication Number Publication Date
FR881041A true FR881041A (en) 1943-04-13

Family

ID=6826976

Family Applications (2)

Application Number Title Priority Date Filing Date
FR881040D Expired FR881040A (en) 1941-04-05 1942-04-03 Process for preparing dyestuffs based on symmetrical and asymmetrical trimethinecarbocyanines, where appropriate substituted in the central carbon atom of the methine chain
FR881041D Expired FR881041A (en) 1941-04-05 1942-04-03 Manufacturing process of merocyanines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR881040D Expired FR881040A (en) 1941-04-05 1942-04-03 Process for preparing dyestuffs based on symmetrical and asymmetrical trimethinecarbocyanines, where appropriate substituted in the central carbon atom of the methine chain

Country Status (2)

Country Link
BE (2) BE445089A (en)
FR (2) FR881040A (en)

Also Published As

Publication number Publication date
BE445089A (en)
BE445090A (en)
FR881040A (en) 1943-04-13

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