𝔖 Bobbio Scriptorium
✦   LIBER   ✦

The synthesis of dithienobenzoquinones by an intramolecular benzoin condensation: (Short Communication)

✍ Scribed by Hans Wynberg; H. J. M. Sinnige

Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
81 KB
Volume
88
Category
Article
ISSN
0165-0513

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

The Total Synthesis of (±)-Isocomene by
The Total Synthesis of (±)-Isocomene by an Intramolecular Ene Reaction. Preliminary communication
✍ Wolfgang Oppolzer; Kurt Bättig; Tomas Hudlicky 📂 Article 📅 1979 🏛 John Wiley and Sons 🌐 German ⚖ 233 KB 👁 1 views

## Abstract The racemic sesquiterpene isocomene (**1**) has been synthesized starting from 1,7‐octadien‐3‐one (**2**) in a stereoselective manner __(Scheme 2)__. In the key step **4** → **5** the C(7), C(8)‐bond was formed by an intramolecular thermal ene reaction. Further elaboration of **5** invo

Total Synthesis of (±)-Lysergic Acid by
Total Synthesis of (±)-Lysergic Acid by an Intramolecular Imino-Diels-Alder Reaction. Preliminary communication
✍ Wolfgang Oppolzer; Eric Francotte; Kurt Bättig 📂 Article 📅 1981 🏛 John Wiley and Sons 🌐 German ⚖ 252 KB

## Abstract (±)‐Lysergic acid (**1**) has been synthesized from 4‐hydroxymethyl‐1‐tosylindole (**2**) by a sequence of 9 steps. The crucial thermolysis **9** → **10** involves the __in situ__‐generation of the transient diene III which undergoes an intramolecular cycloaddition to a C, N‐double bond