DE226611C - - Google Patents

Info

Publication number
DE226611C
DE226611C DENDAT226611D DE226611DA DE226611C DE 226611 C DE226611 C DE 226611C DE NDAT226611 D DENDAT226611 D DE NDAT226611D DE 226611D A DE226611D A DE 226611DA DE 226611 C DE226611 C DE 226611C
Authority
DE
Germany
Prior art keywords
indigo
tri
dichloroindigo
tetrahalogen
mono
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
DENDAT226611D
Other languages
German (de)
Publication of DE226611C publication Critical patent/DE226611C/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
    • C09B7/02—Bis-indole indigos
    • C09B7/04—Halogenation thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Indole Compounds (AREA)

Description

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

Claims (1)

Patent-Anspruch:Patent claim: 4545 Abänderung des durch Patent 223544 geschützten Verfahrens zur Darstellung von Tri- und Tetrabromindigo, darin bestehend, daß man behufs Erzielung gemischter Tri- oder Tetrahalogenderivate des Indigos Mono- oder Dichlorindigo als Ausgangsmaterial verwendet.Modification of the method of representation protected by patent 223544 of tri- and tetrabromo indigo, consisting in the fact that one has to achieve mixed Tri- or tetrahalogen derivatives of the indigo mono- or dichloroindigo used as starting material.
DENDAT226611D Active DE226611C (en)

Publications (1)

Publication Number Publication Date
DE226611C true DE226611C (en)

Family

ID=487151

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT226611D Active DE226611C (en)

Country Status (1)

Country Link
DE (1) DE226611C (en)

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