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FR434139A - Process for the preparation of products of the indophenol series, derived from p.nitrosophenol and carbazolcarbonic acid, and dyestuffs derived therefrom - Google Patents

Process for the preparation of products of the indophenol series, derived from p.nitrosophenol and carbazolcarbonic acid, and dyestuffs derived therefrom

Info

Publication number
FR434139A
FR434139A FR434139DA FR434139A FR 434139 A FR434139 A FR 434139A FR 434139D A FR434139D A FR 434139DA FR 434139 A FR434139 A FR 434139A
Authority
FR
France
Prior art keywords
derived
carbazolcarbonic
nitrosophenol
products
preparation
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 FR434139A publication Critical patent/FR434139A/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
    • C09B49/00—Sulfur dyes
    • C09B49/10—Sulfur dyes from diphenylamines, indamines, or indophenols, e.g. p-aminophenols or leucoindophenols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR434139D 1910-11-16 1910-11-16 Process for the preparation of products of the indophenol series, derived from p.nitrosophenol and carbazolcarbonic acid, and dyestuffs derived therefrom Expired FR434139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR434139T 1910-11-16

Publications (1)

Publication Number Publication Date
FR434139A true FR434139A (en) 1912-01-25

Family

ID=1476069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR434139D Expired FR434139A (en) 1910-11-16 1910-11-16 Process for the preparation of products of the indophenol series, derived from p.nitrosophenol and carbazolcarbonic acid, and dyestuffs derived therefrom

Country Status (1)

Country Link
FR (1) FR434139A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112321485A (en) * 2019-08-05 2021-02-05 尚科纺织企业工业及贸易公司 PH-sensitive dye for textile material, preparation method and application thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112321485A (en) * 2019-08-05 2021-02-05 尚科纺织企业工业及贸易公司 PH-sensitive dye for textile material, preparation method and application thereof
CN112321485B (en) * 2019-08-05 2024-03-08 尚科纺织企业工业及贸易公司 PH-sensitive dye for textile material, preparation method and application thereof

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