DE230641C - - Google Patents

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Publication number
DE230641C
DE230641C DENDAT230641D DE230641DA DE230641C DE 230641 C DE230641 C DE 230641C DE NDAT230641 D DENDAT230641 D DE NDAT230641D DE 230641D A DE230641D A DE 230641DA DE 230641 C DE230641 C DE 230641C
Authority
DE
Germany
Prior art keywords
delt
acetophenone
dyes
act
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.)
Active
Application number
DENDAT230641D
Other languages
German (de)
Publication of DE230641C publication Critical patent/DE230641C/de
Active 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
    • C09B7/00—Indigoid dyes
    • C09B7/10—Bis-thionapthene indigos

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung von Farbstoffen der Thioindigogruppe, darin bestehend, daß man auf Acetophenon bzw. seine Substitutionsprodukte Schwefelchlorür einwirken läßt und das erhaltene Reaktionsprodukt mit Chlorsulfonsäure behan- ; delt.Process for the preparation of dyes of the thioindigo group, consisting therein that one on acetophenone or its substitution products sulfur chloride allowed to act and the reaction product obtained treated with chlorosulfonic acid; delt.
DENDAT230641D Active DE230641C (en)

Publications (1)

Publication Number Publication Date
DE230641C true DE230641C (en)

Family

ID=490840

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT230641D Active DE230641C (en)

Country Status (1)

Country Link
DE (1) DE230641C (en)

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