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FR1474471A - Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process - Google Patents

Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process

Info

Publication number
FR1474471A
FR1474471A FR56178A FR56178A FR1474471A FR 1474471 A FR1474471 A FR 1474471A FR 56178 A FR56178 A FR 56178A FR 56178 A FR56178 A FR 56178A FR 1474471 A FR1474471 A FR 1474471A
Authority
FR
France
Prior art keywords
bisphenylazo
preparation
well
products according
those obtained
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
FR56178A
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.)
Czech Academy of Sciences CAS
Original Assignee
Czech Academy of Sciences CAS
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 Czech Academy of Sciences CAS filed Critical Czech Academy of Sciences CAS
Priority to FR56178A priority Critical patent/FR1474471A/en
Application granted granted Critical
Publication of FR1474471A publication Critical patent/FR1474471A/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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/02—Disazo dyes
    • C09B33/04—Disazo dyes in which the coupling component is a dihydroxy or polyhydroxy compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR56178A 1965-04-02 1966-04-02 Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process Expired FR1474471A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR56178A FR1474471A (en) 1965-04-02 1966-04-02 Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS219165 1965-04-02
FR56178A FR1474471A (en) 1965-04-02 1966-04-02 Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process

Publications (1)

Publication Number Publication Date
FR1474471A true FR1474471A (en) 1967-03-24

Family

ID=25745583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR56178A Expired FR1474471A (en) 1965-04-02 1966-04-02 Process for the preparation of the 2, 7-bisphenylazo substituted derivatives of chromotropic acid, as well as the products according to those obtained by the present process or similar process

Country Status (1)

Country Link
FR (1) FR1474471A (en)

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