The 4-oxoalkyl-and 4-iminoaikyl-5-azidothiazoles undergo a ring transformation with nitrogen loss at relatively low temperatures to afford 4-cyanooxazoles and 4-cyanoimidazoles, respectively. The mechamsm, wMch ts thought to revolve a ring openmg-rmg closure process, is discussed.
โฆ LIBER โฆ
A simple synthesis of 5-fluorouracil by a novel ring transformation reaction
โ Scribed by Won Keun Chung; Jin Hyun Chung; Kyoichi A. Watanabe
- Book ID
- 112127062
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1983
- Tongue
- English
- Weight
- 45 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0022-152X
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