FR1115924A - Process for the preparation of aromatic o-hydroxy-diazo compounds and products obtained - Google Patents

Process for the preparation of aromatic o-hydroxy-diazo compounds and products obtained

Info

Publication number
FR1115924A
FR1115924A FR1115924DA FR1115924A FR 1115924 A FR1115924 A FR 1115924A FR 1115924D A FR1115924D A FR 1115924DA FR 1115924 A FR1115924 A FR 1115924A
Authority
FR
France
Prior art keywords
hydroxy
aromatic
preparation
products obtained
diazo compounds
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.)
Novartis AG
Original Assignee
JR Geigy 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 JR Geigy AG filed Critical JR Geigy AG
Application granted granted Critical
Publication of FR1115924A publication Critical patent/FR1115924A/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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/40—Preparation of azo dyes from other azo compounds by substituting hetero atoms by radicals containing other hetero atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1115924D 1953-07-20 1954-07-19 Process for the preparation of aromatic o-hydroxy-diazo compounds and products obtained Expired FR1115924A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1115924X 1953-07-20

Publications (1)

Publication Number Publication Date
FR1115924A true FR1115924A (en) 1956-05-02

Family

ID=4558366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1115924D Expired FR1115924A (en) 1953-07-20 1954-07-19 Process for the preparation of aromatic o-hydroxy-diazo compounds and products obtained

Country Status (1)

Country Link
FR (1) FR1115924A (en)

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