𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A Facile Epoxidation of 5-Methylene-1,3-dioxane-4,6-diones with Hydrogen Peroxide without Catalyst

✍ Scribed by Sugiyama, Kunio; Tsuno, Takashi; Ago, Hideo


Book ID
126486175
Publisher
Japan Institute of Heterocyclic Chemistry
Year
1994
Tongue
English
Weight
834 KB
Volume
38
Category
Article
ISSN
0385-5414

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


A facile synthesis of 5-[(arylamino)(cya
✍ Moon-Kook Jeon; Kyongtae Kim 📂 Article 📅 2000 🏛 Elsevier Science 🌐 French ⚖ 130 KB

Treatment of 5-(4-chloro-5H-1,2,3-dithiazol-5-ylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione with primary arylamines in CH 2 Cl 2 at rt gave 5-[(arylamino)(cyano)methylene]-2,2-dimethyl-1,3-dioxane-4,6-diones in excellent yields. The latter compounds were utilized for the preparation of 2-cyano-4-quino

PPh3-catalyzed knoevenagel condensation:
✍ Muvvala Venkatanarayana; Pramod Kumar Dubey 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 270 KB 👁 1 views

## Abstract Triphenylphosphine (TPP) has been utilized as a novel and efficient catalyst for the Knoevenagel condensation of indole‐3‐carboxaldehydes **1(a–e)**, 1‐methyl‐1H‐indole‐3‐carboxaldehydes **4(a–e)**, and 1‐ethyl‐1H‐indole‐3‐carboxaldehydes **6(a–e)** with the active methylene compound, t