𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Ring-opening copolymerization of 2,4-bisphenyl-1,3,2,4-dioxadiphosphetane-2,4-dioxide with oxetane via zwitterion intermediates

✍ Scribed by Shiro Kobayashi; Tak Yuen Chow; Hiroshi Kawabata; Takeo Saegusa


Publisher
Springer
Year
1986
Tongue
English
Weight
399 KB
Volume
16
Category
Article
ISSN
0170-0839

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Cycloadditions of Aryl-Substituted 1,2,4
✍ Michael Ernd; Manfred Heuschmann; Hendrik Zipse 📂 Article 📅 2005 🏛 John Wiley and Sons 🌐 German ⚖ 396 KB

## Abstract Cycloadditions of 2‐cyclopropylidene‐1,3‐dimethylimidazolidine (**1**), a strong, electron‐rich C‐nucleophile, with a variety of aryl‐substituted 1,2,4‐triazines occur at temperatures between −100 and +100°, depending on the substitution pattern. At low temperatures, zwitterions, formed