𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A facile and unexpected synthesis of two novel condensed heterocycles: 1,1,4,4-tetramethyl-1H,4H-thieno[3,4-c]thiophene and 1,1,4,4-tetramethyl-1H,4H-selenolo[3,4-c]selenophene

✍ Scribed by Samuel Braverman; Meir Freund; Israel Goldberg


Book ID
107858260
Publisher
Elsevier Science
Year
1980
Tongue
French
Weight
346 KB
Volume
21
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Diin-Reaktion, XXXIX1) Synthese von 1,3-
✍ Scheller, Albert ;Winter, Werner ;Müller, Eugen 📂 Article 📅 1976 🏛 Wiley (John Wiley & Sons) ⚖ 339 KB 👁 1 views

## Abstract Die in 3,3′‐Stellung substituierten Di‐2‐propinyläther 1 reagieren in Anwesenheit von Tris(tri‐ phenylphosphin)rhodium(I)‐chlorid oder Bis(triphenylphosphin)nickel(O)‐dicarbonyl mit Acetylenen zu den 1,3‐Dihydroisobenzofuranen (3a‐ e). Die Umsetzung des Bis(3‐phenyl‐ 2‐propinyl)athei‐s