𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of novel pyrido[3′,2′:4,5]thieno[3,2-d]pyrimidines, pyrido[3″,2″:4′,5′]thieno[3′,2′:4,5]pyrimido[l,6-a]benzimidazoles and related fused systems

✍ Scribed by E. A. Bakhite; A. G. Al-Sehemi; Y. Yamada


Publisher
Journal of Heterocyclic Chemistry
Year
2005
Tongue
English
Weight
229 KB
Volume
42
Category
Article
ISSN
0022-152X

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Synthesis of new heteroaromatic nitrogen
✍ Gerardo Blanco; José M. Quintela; Carlos Peinador 📂 Article 📅 2006 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 126 KB 👁 1 views

## Abstract magnified image An efficient one‐pot access for the synthesis of the previously unreported tetracyclic fused pyrimido‐[4″,5″:4′,5′]thieno[3′,2′:4,5]thieno[3,2‐__d__]pyrimidine (**3**) and 1,2,3‐triazine[4″,5″:4′,5′]thieno‐[3′,2′:4,5]thieno‐[3,2‐__d__]‐1,2,3‐triazine (**5**) heteroaroma

Synthesis of 3-substituted pyrido[4′,3′:
✍ Essam Kh. Ahmed 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 104 KB 👁 1 views

## Abstract Convenient syntheses of 3‐substituted ethyl 4‐oxo‐2‐thioxo‐1,2,3,4,5,6,7,8‐octahydropyrid[4′,3′:4,5]thieno[2,3‐d]pyrimidine‐7‐carboxylates **__3a, b, 6, 11–13__**, ethyl 3‐methyl‐5‐oxo‐2,3,6,9‐tetrahydro‐5 H‐pyrido[4′,3′:4,5]thieno[2,3‐d][1,3]thiazolo[3,2‐a]pyrimidine‐8‐7H‐carboxylate (