𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Synthesis of Some New Thieno[2,3-b]pyridines, Pyrimidino[4′,5′:4,5]thieno[2,3-b]-pyridines, and 2,3-Dihydro-1,3,4-thiadiazoles

✍ Scribed by Abdelhamid, Abdou O.; Ismail, Zeineb H.; Abdel-Gawad, Soad M.; Ghorab, Moustafa M.; Abdel-Aziem, Anhar


Book ID
111967993
Publisher
Taylor and Francis Group
Year
2008
Tongue
English
Weight
335 KB
Volume
184
Category
Article
ISSN
1042-6507

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Synthesis of some new bipyridines, thien
✍ Mahmoud A. Mohamed 📂 Article 📅 2011 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 84 KB

## Abstract Cyclocondensation of cyanoacetamide and cyanothioacetamide with sodium salt of 3‐hydroxy‐1‐(pyridin‐3‐yl)prop‐2‐en‐1‐one gave 6‐oxo‐[2,3′]bipyridine **5a** and 6‐thioxo‐[2,3′]bipyridine **5b** derivatives, respectively. Compound **5b** upon treatment with different methylenes **8** gave