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Chem."],"abstract":"<p>\n                    A copper-catalyzed one-pot, atom\/step-economical, three component method for the construction of pyrano[2,3-\n                    <italic>d<\/italic>\n                    ]pyrimidines has been developed\n                    <italic>via<\/italic>\n                    a tandem conjugative alkynylation\/6-\n                    <italic>endo<\/italic>\n                    cyclization sequence.\n                  <\/p>","DOI":"10.1039\/c5ob00380f","type":"journal-article","created":{"date-parts":[[2015,3,11]],"date-time":"2015-03-11T07:03:27Z","timestamp":1426057407000},"page":"4668-4672","update-policy":"https:\/\/doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":23,"title":["A copper-catalyzed one-pot, three-component tandem conjugative alkynylation\/6-endo cyclization sequence: access to pyrano[2,3-d]pyrimidines"],"prefix":"10.1039","volume":"13","author":[{"given":"Nimmakuri","family":"Rajesh","sequence":"first","affiliation":[{"name":"Medicinal Chemistry Division"},{"name":"CSIR-North-East Institute of Science and Technology"},{"name":"Jorhat"},{"name":"India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dipak","family":"Prajapati","sequence":"additional","affiliation":[{"name":"Medicinal Chemistry Division"},{"name":"CSIR-North-East Institute of Science and Technology"},{"name":"Jorhat"},{"name":"India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"292","published-online":{"date-parts":[[2015]]},"reference":[{"key":"C5OB00380F-(cit1)\/*[position()=1]","volume-title":"Conjugative Addition Reactions in Organic synthesis, Tetrahedron Organic Series 9","author":"Perlmutter","year":"1992","unstructured":"P.\n            Perlmutter\n          , Conjugative Addition Reactions in Organic synthesis, Tetrahedron Organic Series 9, Pergamon press, Oxford, 1992"},{"key":"C5OB00380F-(cit2a)\/*[position()=1]","doi-asserted-by":"crossref","first-page":"2627","DOI":"10.1016\/S0040-4039(01)84892-9","volume":"13","author":"Pappo","year":"1972","journal-title":"Tetrahedron Lett."},{"key":"C5OB00380F-(cit2b)\/*[position()=1]","doi-asserted-by":"crossref","first-page":"7627","DOI":"10.1016\/S0040-4039(00)97316-7","volume":"31","author":"Kim","year":"1990","journal-title":"Tetrahedron Lett."},{"key":"C5OB00380F-(cit2c)\/*[position()=1]","first-page":"783","volume":"16","author":"Kim","year":"1995","journal-title":"Bull. 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