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Synthesis of halothiophene S,C-ylides and the corresponding 1,4-oxathiocines

✍ Scribed by Meth-Cohn, O.; Vuorinen, E.; Modro, T. A.


Book ID
126889814
Publisher
American Chemical Society
Year
1989
Tongue
English
Weight
719 KB
Volume
54
Category
Article
ISSN
0022-3263

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Synthesis of 1,4-Oxathiocines and Thiopy
✍ Yamagata, Kenji ;Akizuki, Keiko ;Yamazaki, Motoyoshi 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 538 KB

## Abstract The reaction of 4,5‐dihydro‐2‐(4‐morpholinyl)‐ or ‐2‐(1‐piperidinyl)‐ or ‐2‐(1‐pyrrolidinyl)‐3‐thiophenecarbonitriles 1a–i with ethyl diazoacetoacetate in the presence of rhodium (II) acetate dimer gave the corresponding ethyl 1,4‐oxathiocine‐3‐carboxylates 2a–f, h and acetyl(dihydro‐1‐