FR783782A - Process for the preparation of monoazo dyes - Google Patents

Process for the preparation of monoazo dyes

Info

Publication number
FR783782A
FR783782A FR783782DA FR783782A FR 783782 A FR783782 A FR 783782A FR 783782D A FR783782D A FR 783782DA FR 783782 A FR783782 A FR 783782A
Authority
FR
France
Prior art keywords
preparation
monoazo dyes
monoazo
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)
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.)
PROD CHIM FAB DE
Sandoz AG
Original Assignee
PROD CHIM FAB DE
Sandoz 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 PROD CHIM FAB DE, Sandoz AG filed Critical PROD CHIM FAB DE
Application granted granted Critical
Publication of FR783782A publication Critical patent/FR783782A/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
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/24—Monoazo dyes prepared by diazotising and coupling from coupling components containing both hydroxyl and amino directing groups
    • C09B29/28—Amino naphthols
    • C09B29/30—Amino naphtholsulfonic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR783782D 1934-03-27 1934-03-27 Process for the preparation of monoazo dyes Expired FR783782A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR783782T 1934-03-27

Publications (1)

Publication Number Publication Date
FR783782A true FR783782A (en) 1935-07-18

Family

ID=9216912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783782D Expired FR783782A (en) 1934-03-27 1934-03-27 Process for the preparation of monoazo dyes

Country Status (1)

Country Link
FR (1) FR783782A (en)

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