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Über die Oxydation des Nicotins mit Wasserstoffperoxyd

✍ Scribed by W. Preiß

Book ID
112584432
Publisher
Springer
Year
1937
Tongue
English
Weight
405 KB
Volume
74
Category
Article
ISSN
0044-3026

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✍ Max Gerecke; René Borer; Arnold Brossi 📂 Article 📅 1975 🏛 John Wiley and Sons 🌐 German ⚖ 372 KB

## Abstract The oxidation product obtained by treatment of bulbocapnine methyl ether (**2a**) with iodine in ethanol/water is not the tetradehydroaporphinium salt **4** as assigned by __Gadamer__ & __Kuntze__, but a dimer of structure **3**. Reduction of **3** with zinc in dilute sulfuric acid give