FR37668E - Process for producing dyes for the anthantronic series - Google Patents

Process for producing dyes for the anthantronic series

Info

Publication number
FR37668E
FR37668E FR37668DA FR37668E FR 37668 E FR37668 E FR 37668E FR 37668D A FR37668D A FR 37668DA FR 37668 E FR37668 E FR 37668E
Authority
FR
France
Prior art keywords
anthantronic
series
producing dyes
dyes
producing
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Leopold Cassella et Cie GmbH
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 Leopold Cassella et Cie GmbH filed Critical Leopold Cassella et Cie GmbH
Application granted granted Critical
Publication of FR37668E publication Critical patent/FR37668E/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
    • C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
    • C09B3/60—Anthanthrones
    • C09B3/64—Preparation from starting materials already containing the anthanthrone nucleus
    • C09B3/66—Preparation from starting materials already containing the anthanthrone nucleus by halogenation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR37668D 1929-12-02 1929-12-02 Process for producing dyes for the anthantronic series Expired FR37668E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR37668T 1929-12-02

Publications (1)

Publication Number Publication Date
FR37668E true FR37668E (en) 1931-01-14

Family

ID=8674275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR37668D Expired FR37668E (en) 1929-12-02 1929-12-02 Process for producing dyes for the anthantronic series

Country Status (1)

Country Link
FR (1) FR37668E (en)

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