Schreiner's Thiourea Promoted [2+2] Cycloaddition of Captodative Azetidinones and Nitroolefins
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DOI: 10.1002/ejoc.201601524
Abstract: Strained, captodative benzylidene-azetidinones are demonstrated to function as potent reaction partners in thermal [2+2] cycloaddition with nitro alkenes. The relief of strain during the cycloaddition could be leveraged to secure the kinetic and thermodynamic stability… read more here.
Keywords: cycloaddition; schreiner thiourea; thiourea promoted; captodative azetidinones ... See more keywords
Why electrostatically enhanced thiourea is better than Schreiner's thiourea in both catalytic activity and regioselectivity?
Sign Up to like & getrecommendations! Published in 2019 at "Organic Chemistry Frontiers"
DOI: 10.1039/c9qo00251k
Abstract: Electrostatically enhanced thiourea is more active and efficient than Schreiner's thiourea in the ring-opening aminolysis of styrene oxide with aniline, and the underlying reasons were explored by DFT calculations. read more here.
Keywords: better schreiner; schreiner thiourea; electrostatically enhanced; thiourea better ... See more keywords