ES273207A2 - Procedure for the obtaining of derivatives of the 2,3-dimercaptoquinoxalina (Machine-translation by Google Translate, not legally binding)
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Procedure for the obtaining of derivatives of the 2,3-dimercaptoquinoxalina (Machine-translation by Google Translate, not legally binding)
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.)
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Bayer AG
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Bayer AG
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Publication of ES273207A2publicationCriticalpatent/ES273207A2/en
Improvements introduced in the object of the main patent no. 250,608, granted on September 9, 1959, by a procedure for obtaining derivatives of 2,3-dimercaptoquinoxaline characterized in that, if necessary, the substituted 2,3-dimercaptoquinoxaline is reacted in the benzole nucleus with reactable acid derivatives of the general formula **(See formula)** where R1 signifies an aliphatic, araliphatic, cycloaliphatic, aromatic or heterocyclic, optionally substituted, moiety, a hydroxy group, an alkyl or arylsulfonyl moiety or a class residue. **(See formula)** where R3 and R4 are hydrogen or an organic group and R2 represents an aliphatic, cycloaliphatic, araliphatic, aromatic or heterocyclic moiety, an amine group, optionally substituted by organic moieties, and Hal is chlorine or bromine, in the presence of media acid linkers or carbonic imides. (Machine-translation by Google Translate, not legally binding)
ES0273207A1961-01-261961-12-23Procedure for the obtaining of derivatives of the 2,3-dimercaptoquinoxalina (Machine-translation by Google Translate, not legally binding)
ExpiredES273207A2
(en)
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