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Chem."],"abstract":"<p>\n                    <italic>N<\/italic>\n                    ,\n                    <italic>N<\/italic>\n                    \u2032-Dialkylbarbituric acids as cyclic malonamide donors were successfully used in the organocatalytic asymmetric Michael additions with enones, affording the corresponding 5-substituted barbituric acid derivatives with 91\u201399% ee.\n                  <\/p>","DOI":"10.1039\/c7ob02116j","type":"journal-article","created":{"date-parts":[[2017,9,27]],"date-time":"2017-09-27T12:33:06Z","timestamp":1506515586000},"page":"8669-8679","update-policy":"https:\/\/doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":10,"title":["Enantioselective organocatalytic Michael additions of N,N\u2032-dialkylbarbituric acids to enones"],"prefix":"10.1039","volume":"15","author":[{"given":"Ying","family":"Liu","sequence":"first","affiliation":[{"name":"Provincial Key Laboratory of Polyoxometalate Chemistry"},{"name":"Provincial Key Laboratory of Natural Medicine and Immuno-Engineering"},{"name":"College of Chemistry and Chemical Engineering"},{"name":"Henan University"},{"name":"Kaifeng"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yongna","family":"Zhang","sequence":"additional","affiliation":[{"name":"Provincial Key Laboratory of Polyoxometalate Chemistry"},{"name":"Provincial Key Laboratory of Natural Medicine and Immuno-Engineering"},{"name":"College of Chemistry and Chemical Engineering"},{"name":"Henan University"},{"name":"Kaifeng"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hui-Xin","family":"Duan","sequence":"additional","affiliation":[{"name":"Provincial Key Laboratory of Polyoxometalate Chemistry"},{"name":"Provincial Key Laboratory of Natural Medicine and Immuno-Engineering"},{"name":"College of Chemistry and Chemical Engineering"},{"name":"Henan University"},{"name":"Kaifeng"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dong-Yan","family":"Wanyan","sequence":"additional","affiliation":[{"name":"Provincial Key Laboratory of Polyoxometalate Chemistry"},{"name":"Provincial Key Laboratory of Natural Medicine and Immuno-Engineering"},{"name":"College of Chemistry and Chemical Engineering"},{"name":"Henan University"},{"name":"Kaifeng"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8697-9165","authenticated-orcid":false,"given":"You-Qing","family":"Wang","sequence":"additional","affiliation":[{"name":"Provincial Key Laboratory of Polyoxometalate Chemistry"},{"name":"Provincial Key Laboratory of Natural Medicine and Immuno-Engineering"},{"name":"College of Chemistry and Chemical Engineering"},{"name":"Henan University"},{"name":"Kaifeng"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"292","published-online":{"date-parts":[[2017]]},"reference":[{"key":"C7OB02116J-(cit1a)\/*[position()=1]","doi-asserted-by":"crossref","first-page":"96154","DOI":"10.1039\/C6RA21191G","volume":"6","author":"Nayak","year":"2016","journal-title":"RSC Adv."},{"key":"C7OB02116J-(cit1b)\/*[position()=1]","doi-asserted-by":"crossref","first-page":"42","DOI":"10.1039\/C1CY00334H","volume":"2","author":"Zhang","year":"2012","journal-title":"Catal. 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