A normal gem-dimethyl effect in the base-catalyzed cyclization of ω-( p-nitrophenyl)hydantoic acids: evidence for hindered proton transfer in the permethylated esters †
Author:
Publisher
Royal Society of Chemistry (RSC)
Link
http://pubs.rsc.org/en/content/articlepdf/2000/P2/B002276O
Cited by 6 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献
1. Synthesis of new substituted 5-methyl-3,5-diphenylimidazolidine-2,4-diones from substituted 1-(1-cyanoethyl-1-phenyl)-3-phenylureas;Journal of Heterocyclic Chemistry;2005-07
2. gem-Disubstituent Effect: Theoretical Basis and Synthetic Applications;Chemical Reviews;2005-05-01
3. A largegem-dimethyl effect in the cyclization ofω-phenylhydantoic acids: computational modeling of thegem-dimethyl effect on the acid- or base-catalyzed cyclization of hydantoic acids and esters;Journal of Physical Organic Chemistry;2004-05
4. Kinetics and mechanism of the cyclization of ω-(p-nitrophenyl)-hydantoic acid amides: steric hindrance to proton transfer causes a 104-fold change in rateElectronic supplementary information (ESI) available: Observed first-order rate coefficients, constants for solvent and buffer catalysis for the cyclization reactions. See http://www.rsc.org/suppdata/ob/b2/b211040g/;Organic & Biomolecular Chemistry;2003-02-12
5. Structure–reactivity relationships in the inactivation of elastase by β-sultams;Org. Biomol. Chem.;2003
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