DE284976C - - Google Patents

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Publication number
DE284976C
DE284976C DENDAT284976D DE284976DA DE284976C DE 284976 C DE284976 C DE 284976C DE NDAT284976 D DENDAT284976 D DE NDAT284976D DE 284976D A DE284976D A DE 284976DA DE 284976 C DE284976 C DE 284976C
Authority
DE
Germany
Prior art keywords
anthraquinone
sulfochloride
saying
preparing
modification
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
DENDAT284976D
Other languages
German (de)
Publication of DE284976C publication Critical patent/DE284976C/de
Active legal-status Critical Current

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Description

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

Claims (1)

Patent-An Spruch:Patent-An saying: Abänderung des durch Patent 267544 geschützten Verfahrens, dadurch gekennzeichnet, daß man zwecks Darstellung von ß-Chlorderivaten des Anthrachinons an Stelle von i-Anthrachinonsulfosäure hier Anthrachinon-ß-sulfochloride mit Thionylchlorid auf höhere Temperatur erhitzt.Modification of the process protected by patent 267544, characterized in that that for the purpose of preparing ß-chlorine derivatives of anthraquinone in place of i-anthraquinone sulfonic acid here anthraquinone ß-sulfochloride heated to a higher temperature with thionyl chloride.
DENDAT284976D Active DE284976C (en)

Publications (1)

Publication Number Publication Date
DE284976C true DE284976C (en)

Family

ID=540397

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT284976D Active DE284976C (en)

Country Status (1)

Country Link
DE (1) DE284976C (en)

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