DE264288C - - Google Patents

Info

Publication number
DE264288C
DE264288C DENDAT264288D DE264288DA DE264288C DE 264288 C DE264288 C DE 264288C DE NDAT264288 D DENDAT264288 D DE NDAT264288D DE 264288D A DE264288D A DE 264288DA DE 264288 C DE264288 C DE 264288C
Authority
DE
Germany
Prior art keywords
parts
acetoacetic ester
dyes
preparation
ether sulfonic
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.)
Active
Application number
DENDAT264288D
Other languages
German (de)
English (en)
Publication of DE264288C publication Critical patent/DE264288C/de
Active 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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/003—Cyclisation of azo dyes; Condensation of azo dyes with formation of ring, e.g. of azopyrazolone dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Coloring (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
DENDAT264288D Active DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE264288C true DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=521614

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT264288D Active DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE264288C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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