𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Heterocyclization Reaction of α-Imino Carbonyl Compounds − Derivatives of 2,5-Dihydro-1H-imidazole Nitroxides

✍ Scribed by Galina A. Roshchupkina; Natalie V. Pervukhina; Tatjana V. Rybalova; Yuri V. Gatilov; Alexey B. Burdukov; Vladimir A. Reznikov

Publisher
John Wiley and Sons
Year
2003
Tongue
English
Weight
161 KB
Volume
2003
Category
Article
ISSN
1434-193X

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Synthesis of nitrogen-containing heteroc
Synthesis of nitrogen-containing heterocycles 10. Reaction of 2-amino-1h-imidazole derivatives with ethoxymethylene compounds
✍ Yoshiko Miyamoto 📂 Article 📅 2002 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 74 KB

## Abstract The direct annelation reaction of 4‐substituted 2‐amino‐l‐benzylideneamino‐1__H__‐imidazoles (**1**) or 2‐amino‐1‐isopropylideneamino‐1__H__‐imidazole (**8**) with ethoxymethylenemalononitrile (**I**) gave successfully bicyclic imidazo[1,2‐__a__]pyrimidine compounds **2** and **9** in h

Reactions of 4,7-dihydro-1,2,4-triazolo[
Reactions of 4,7-dihydro-1,2,4-triazolo[1,5-a]pyrimidines with α,β-unsaturated carbonyl compounds
✍ Victoria V. Lipson; Irina V. Ignatenko; Sergey M. Desenko; Svetlana V. Shishkina 📂 Article 📅 2003 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 57 KB

## Abstract The reaction of 5,7‐diphenyl‐4,7‐dihydro‐1,2,4‐triazolo[1,5‐__a__]pyrimidine (**1**) with α,β‐unsaturated carbonyl compounds **2a‐f** led to the formation of the alkylated heterocycles **3a‐f** (Figure 1). However, the reaction of 5‐methyl‐7‐phenyl‐4,7‐dihydro‐1,2,4‐triazolo[1,5‐__a__]p