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Simple Synthesis of 7‐Amino‐4,5‐dihydrobenzo[ f ][1,4]oxazepin‐3‐ones

✍ Scribed by Kwiecień, Halina; Szychowska, Monika


Book ID
126770618
Publisher
Taylor and Francis Group
Year
2007
Tongue
English
Weight
128 KB
Volume
37
Category
Article
ISSN
0039-7911

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## Abstract The aza‐Wittig reactions of benzaldehyde‐, acetophenone‐ and benzophenone 1‐[(triphenylphosphor‐anylidene)amino]ethylidenehydrazones (**1**) with 2,3‐furandiones **6** provide a new route to 4__H__,8__H__‐1,2,4‐triazolo[1,5‐__c__][1,3]oxazepin‐4‐ones **14** or 5,6‐dihydro‐7__H__,12__H__