Synthesis p. 43 - 46 (1994)
Update date:2022-08-29
Topics:
Morris
Wishka
The treatment of a series of phenylacetylenic β-keto amides with methanesulfonic acid produces a high yielding intramolecular cyclization to the corresponding 2-amino-6-phenyl-4H-pyran-4-ones.
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Doi:10.1016/S0040-4039(00)78461-9
(1994)Doi:10.1039/c8ta03315c
(2018)Doi:10.1016/S0040-4039(03)00714-7
(2003)Doi:10.2478/s11532-010-0138-4
(2011)Doi:10.1039/c7ta06515a
(2017)Doi:10.1002/chem.201100515
(2011)