CH220420A - Process for the preparation of a monoazo dye. - Google Patents

Process for the preparation of a monoazo dye.

Info

Publication number
CH220420A
CH220420A CH220420DA CH220420A CH 220420 A CH220420 A CH 220420A CH 220420D A CH220420D A CH 220420DA CH 220420 A CH220420 A CH 220420A
Authority
CH
Switzerland
Prior art keywords
preparation
monoazo dye
monoazo
dye
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
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
Publication of CH220420A publication Critical patent/CH220420A/en

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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/32—Monoazo dyes prepared by diazotising and coupling from coupling components containing a reactive methylene group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH220420D 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye. CH220420A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE220419X 1939-11-07
CH217242T 1940-09-19

Publications (1)

Publication Number Publication Date
CH220420A true CH220420A (en) 1942-03-31

Family

ID=25725997

Family Applications (3)

Application Number Title Priority Date Filing Date
CH220419D CH220419A (en) 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye.
CH220421D CH220421A (en) 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye.
CH220420D CH220420A (en) 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH220419D CH220419A (en) 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye.
CH220421D CH220421A (en) 1939-11-07 1940-09-19 Process for the preparation of a monoazo dye.

Country Status (1)

Country Link
CH (3) CH220419A (en)

Also Published As

Publication number Publication date
CH220419A (en) 1942-03-31
CH220421A (en) 1942-03-31

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