ES388131A1 - Procedure for the preparation of flavantronas. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the preparation of flavantronas. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES388131A1
ES388131A1 ES388131A ES388131A ES388131A1 ES 388131 A1 ES388131 A1 ES 388131A1 ES 388131 A ES388131 A ES 388131A ES 388131 A ES388131 A ES 388131A ES 388131 A1 ES388131 A1 ES 388131A1
Authority
ES
Spain
Prior art keywords
translation
preparation
machine
legally binding
google translate
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
ES388131A
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 CH198970A external-priority patent/CH541604A/en
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES388131A1 publication Critical patent/ES388131A1/en
Expired legal-status Critical Current

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

Abstract

Process for the preparation of flavantrones, characterized by heating 1-halogen-2-aminoanthraquinones with copper in a strongly polar aprotic organic solvent. (Machine-translation by Google Translate, not legally binding)
ES388131A 1970-02-11 1971-02-10 Procedure for the preparation of flavantronas. (Machine-translation by Google Translate, not legally binding) Expired ES388131A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH198970A CH541604A (en) 1970-02-11 1970-02-11 Process for the production of flavanthrones
CH1622870 1970-11-03

Publications (1)

Publication Number Publication Date
ES388131A1 true ES388131A1 (en) 1974-01-01

Family

ID=25689192

Family Applications (1)

Application Number Title Priority Date Filing Date
ES388131A Expired ES388131A1 (en) 1970-02-11 1971-02-10 Procedure for the preparation of flavantronas. (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES388131A1 (en)

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