FR663183A - Production of new azo dyes - Google Patents

Production of new azo dyes

Info

Publication number
FR663183A
FR663183A FR663183DA FR663183A FR 663183 A FR663183 A FR 663183A FR 663183D A FR663183D A FR 663183DA FR 663183 A FR663183 A FR 663183A
Authority
FR
France
Prior art keywords
production
azo dyes
new azo
new
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.)
SOCIEDE POUR L IND CHIMIQUE A
Original Assignee
SOCIEDE POUR L IND CHIMIQUE A
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 SOCIEDE POUR L IND CHIMIQUE A filed Critical SOCIEDE POUR L IND CHIMIQUE A
Application granted granted Critical
Publication of FR663183A publication Critical patent/FR663183A/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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/16—Trisazo dyes
    • C09B31/22—Trisazo dyes from a coupling component "D" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR663183D 1927-10-31 1928-10-30 Production of new azo dyes Expired FR663183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH663183X 1927-10-31

Publications (1)

Publication Number Publication Date
FR663183A true FR663183A (en) 1929-08-17

Family

ID=1543262

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663183D Expired FR663183A (en) 1927-10-31 1928-10-30 Production of new azo dyes

Country Status (1)

Country Link
FR (1) FR663183A (en)

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