Organocatalyzed carboxylative cyclization of propargylic amides with atmospheric CO2 towards oxazolidine-2,4-diones
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DOI: 10.1039/c8gc03929a
Abstract: A facile and practical TBD-catalyzed carboxylative cyclization of propargylic amides with atmospheric CO2 has been developed for the formation of (Z) 5-alkylidene 1,3-oxazolidine-2,4-diones. read more here.
Keywords: carboxylative cyclization; amides atmospheric; oxazolidine diones; propargylic amides ... See more keywords
Selectfluor™-catalyzed oxidative cyclization of ynamides enables facile synthesis of oxazolidine-2,4-diones
Sign Up to like & getrecommendations! Published in 2019 at "Organic Chemistry Frontiers"
DOI: 10.1039/c9qo00845d
Abstract: A Selectfluor™-catalyzed oxidative cyclization of ynamides employing DMSO as the solvent and oxidant was achieved, affording oxazolidine-2,4-diones in moderate to excellent yields with high chemo-selectivity. The method offers an attractive alternative to existing protocols. read more here.
Keywords: cyclization ynamides; selectfluor catalyzed; oxazolidine diones; catalyzed oxidative ... See more keywords