Allyl ethers of ethyl 2-chloro-2-(2-hydroxyphenylhydrazono)acetate as intermediates for the synthesis of 4H-1,3,4-benzoxadiazines
✍ Scribed by Garanti, Luisa; Zecchi, Gaetano
- Book ID
- 126058673
- Publisher
- American Chemical Society
- Year
- 1978
- Tongue
- English
- Weight
- 276 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0022-3263
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## Abstract Ethyl 3,4‐dihydro‐2__H__‐1,4‐benzoxazine‐3‐carboxylate derivatives **2** were obtained and isolated in low yields from the condensation of 2‐aminophenol and ethyl 2,3‐dibromopropanoate. They can be obtained by hydrogenation of ethyl 2__H__‐1,4‐benzoxazine‐3‐carboxylate in satisfactory y