CH220416A - Process for the preparation of an azo dye. - Google Patents

Process for the preparation of an azo dye.

Info

Publication number
CH220416A
CH220416A CH220416DA CH220416A CH 220416 A CH220416 A CH 220416A CH 220416D A CH220416D A CH 220416DA CH 220416 A CH220416 A CH 220416A
Authority
CH
Switzerland
Prior art keywords
preparation
azo dye
azo
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 CH220416A publication Critical patent/CH220416A/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
    • C09B29/06—Monoazo dyes prepared by diazotising and coupling from coupling components containing amino as the only directing group
    • C09B29/08—Amino benzenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH220416D 1939-05-04 1940-04-27 Process for the preparation of an azo dye. CH220416A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE217237X 1939-05-04
CH217237T 1940-04-27

Publications (1)

Publication Number Publication Date
CH220416A true CH220416A (en) 1942-03-31

Family

ID=25725979

Family Applications (3)

Application Number Title Priority Date Filing Date
CH220418D CH220418A (en) 1939-05-04 1940-04-27 Process for the preparation of an azo dye.
CH220416D CH220416A (en) 1939-05-04 1940-04-27 Process for the preparation of an azo dye.
CH220417D CH220417A (en) 1939-05-04 1940-04-27 Process for the preparation of an azo dye.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH220418D CH220418A (en) 1939-05-04 1940-04-27 Process for the preparation of an azo dye.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH220417D CH220417A (en) 1939-05-04 1940-04-27 Process for the preparation of an azo dye.

Country Status (1)

Country Link
CH (3) CH220418A (en)

Also Published As

Publication number Publication date
CH220418A (en) 1942-03-31
CH220417A (en) 1942-03-31

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