𝔖 Bobbio Scriptorium
✦   LIBER   ✦

On cardioactive steroids: The synthesis of γ-isobufalin1

✍ Scribed by Sergio Lociuro; Thomas Y.R. Tsai; Karel Wiesner

Publisher
Elsevier Science
Year
1988
Tongue
French
Weight
422 KB
Volume
44
Category
Article
ISSN
0040-4020

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✦ Synopsis

Iaobufalinl 1 was synthesized from testosterone.

A novel use of a-furans as masking groups of a carboxylic acid is also reported.

📜 SIMILAR VOLUMES

On cardioactive steroids. XII. The synth
On cardioactive steroids. XII. The synthesis of (natural) bufalin and α′-isobufalin
✍ Karel Wiesner; Thomas Y. R. Tsai; Alina Sen; Ravindra Kumar; Masayoshi Tsubuki 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 German ⚖ 533 KB

## Abstract An efficient and simple synthesis of bufalin **(1)** __via__ furan‐containing intermediates is described. The same method was also used for the synthesis of α‐isobufalin **(2)** which was prepared with equal simplicity, but in lower yield.

On Cardioactive Steroids. VIII. The Synt
On Cardioactive Steroids. VIII. The Synthesis of Bufalin and Resibufogenin Isomers
✍ Karel Wiesner; Thomas Y. R. Tsai; Franz J. Jäggi; Connie S. J. Tsai; Glenna D. G 📂 Article 📅 1982 🏛 John Wiley and Sons 🌐 German ⚖ 781 KB

## Abstract α‐IsobufalinSystematic names are given at the titles of the __Exper. Part__. (**1**) and β‐isoresibufogenin (**3**) have been synthesized from testosterone by a method which features a novel oxidative furan to pyrone transformation.