(2020)
Update date:2022-07-31
Topics:
Obydennov, Dmitrii L.
Suslova, Aleksandra I.
Sosnovskikh, Vyacheslav Ya.
[Figure not available: see fulltext.] 2-Cyano-4-pyrone obtained from comanic acid ethyl ester reacts with amines and hydrazines with the opening of the pyrone ring and substitution of the cyano group to form carbamoylated aminoenones (yields 62–87%) and p
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