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ES407576A1 - Procedure for the preparation of new 1,1'-diantraquinonyl. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of new 1,1'-diantraquinonyl. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES407576A1
ES407576A1 ES407576A ES407576A ES407576A1 ES 407576 A1 ES407576 A1 ES 407576A1 ES 407576 A ES407576 A ES 407576A ES 407576 A ES407576 A ES 407576A ES 407576 A1 ES407576 A1 ES 407576A1
Authority
ES
Spain
Prior art keywords
translation
procedure
preparation
new
machine
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
ES407576A
Other languages
Spanish (es)
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.)
Novartis AG
Original Assignee
Ciba Geigy AG
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
Priority claimed from CH1497471A external-priority patent/CH558406A/en
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES407576A1 publication Critical patent/ES407576A1/en
Expired legal-status Critical Current

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procedure for the preparation of new 1,1'-diantraquinonilos of the formula ** (see formula) ** Wherein the anthraquinone nuclei can carry, in addition to z, optionally other substituents and Z means a urethane radical linked via the nitrogen atom, Characterized by being treated with copper powder in a strongly polar apronic solvent, optionally in the presence of a catalyst, 1-halogenanthraquinones of the formula ** (see formula) ** In which anthraquinone nuclei can eventually carry other substituents, X means halogen (preferably chlorine or bromine) and Z has the same meaning as before. (Machine-translation by Google Translate, not legally binding)
ES407576A 1971-10-14 1972-10-13 Procedure for the preparation of new 1,1'-diantraquinonyl. (Machine-translation by Google Translate, not legally binding) Expired ES407576A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1497471A CH558406A (en) 1971-10-14 1971-10-14 METHOD OF PREPARING 1,1'-DIANTHRAQUINONYLENE
CH967972 1972-06-28

Publications (1)

Publication Number Publication Date
ES407576A1 true ES407576A1 (en) 1976-01-16

Family

ID=25705147

Family Applications (1)

Application Number Title Priority Date Filing Date
ES407576A Expired ES407576A1 (en) 1971-10-14 1972-10-13 Procedure for the preparation of new 1,1'-diantraquinonyl. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES407576A1 (en)

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