期刊
SYNLETT
卷 26, 期 4, 页码 479-483出版社
GEORG THIEME VERLAG KG
DOI: 10.1055/s-0034-1379320
关键词
propargylic amides; electrophile; cyclization; oxazines; oxazolines
资金
- European Social Fund under the Global Grant measure [VP1-3.1-SMM-07-K-01-002]
Electrophilic cyclization of N-(3-arylprop-2-ynyl)amides to functionalized 4H-1,3-oxazines is described. It was found that the presence of an electron-rich aryl group next to the triple bond is crucial for a smooth and highly regioselective 6-endo-dig ring closure process.
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