Reactions of ethyl (E)-3-methoxy-2-butenoates with some carbonyl compounds Synthesis of 5-Substituted 3-Methoxy-2,4-pentadienoic Acids
โ Scribed by Dr. M. T. Ayoub; Prof. Dr. M. Y. Shandala; A. A. Kareem
- Publisher
- John Wiley and Sons
- Year
- 1987
- Tongue
- English
- Weight
- 261 KB
- Volume
- 329
- Category
- Article
- ISSN
- 1615-4150
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## Abstract Sulfonium ylides **1aโh** reacted with sodium iodide to afford the corresponding thiopyrans **2aโh.** On the other hand, compounds **1aโd** were treated with thionyl chloride to give the ring opening products **3aโd.** The reaction of compounds **3aโd** with sodium iodide and triethylam