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Asymmetrische katalytische Aza-Henry-Reaktionen zu 1,2-Diaminen und 1,2-Diaminocarbonsäuren

✍ Scribed by Bernhard Westermann


Publisher
John Wiley and Sons
Year
2003
Tongue
English
Weight
93 KB
Volume
115
Category
Article
ISSN
0044-8249

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Nucleophile Ringöffnung und Fragmentieru
✍ C. A. Grob; V. Krasnobajew 📂 Article 📅 1964 🏛 John Wiley and Sons 🌐 German ⚖ 773 KB

The existence of monomolecular semiquinone free radicals as intermediate products of the alkaline reduction of 1,4-and 2,7-hydroxyanthraquinone-sulphonic acids could be proved by means of potentiometry, polarography, spectrophotometry and ESR.-spectroscopy. The semiquinone formation constants have b