{"id":"https://openalex.org/W2052048880","doi":"https://doi.org/10.1107/s160053681102678x","title":"Methyl 6-(4-chlorophenyl)-2,4-dimethyl-1,3-dioxo-1,2,3,4,6,6a,7,12b-octahydrochromeno[4\u2032,3\u2032:4,5]pyrano[2,3-d]pyrimidine-6a-carboxylate","display_name":"Methyl 6-(4-chlorophenyl)-2,4-dimethyl-1,3-dioxo-1,2,3,4,6,6a,7,12b-octahydrochromeno[4\u2032,3\u2032:4,5]pyrano[2,3-d]pyrimidine-6a-carboxylate","publication_year":2011,"publication_date":"2011-07-08","ids":{"openalex":"https://openalex.org/W2052048880","doi":"https://doi.org/10.1107/s160053681102678x","mag":"2052048880","pmid":"https://pubmed.ncbi.nlm.nih.gov/22091025","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/3213446"},"language":"en","primary_location":{"id":"doi:10.1107/s160053681102678x","doi":"https://doi.org/10.1107/s160053681102678x","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s160053681102678x","pdf_url":null,"source":{"id":"https://openalex.org/S146636433","display_name":"Acta Crystallographica Section E Structure Reports Online","issn_l":"1600-5368","issn":["1600-5368"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Structure Reports Online","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1107/s160053681102678x","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5039290186","display_name":"J. Kanchanadevi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210105562","display_name":"Velammal Educational Trust","ror":"https://ror.org/01cphbs04","country_code":"IN","type":"education","lineage":["https://openalex.org/I4210105562"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"J. Kanchanadevi","raw_affiliation_strings":["Department of Physics, Velammal Institute of Technology, Panchetty, Chennai 601 204, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Velammal Institute of Technology, Panchetty, Chennai 601 204, India","institution_ids":["https://openalex.org/I4210105562"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007851026","display_name":"Gopalakrishnan Anbalagan","orcid":"https://orcid.org/0000-0001-9125-2059","observed_orcids":["https://orcid.org/0000-0001-9125-2059"]},"institutions":[{"id":"https://openalex.org/I4405281587","display_name":"Presidency College","ror":"https://ror.org/04kfbh280","country_code":"IN","type":"education","lineage":["https://openalex.org/I4405281587"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G. Anbalagan","raw_affiliation_strings":["Department of Physics, Presidency College (Autonomous), Chennai 600 005, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Physics, Presidency College (Autonomous), Chennai 600 005, India","institution_ids":["https://openalex.org/I4405281587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000292831","display_name":"G. Sivakumar","orcid":"https://orcid.org/0000-0002-1004-0060","observed_orcids":["https://orcid.org/0000-0002-1004-0060"]},"institutions":[{"id":"https://openalex.org/I215927","display_name":"University of Madras","ror":"https://ror.org/04jmt9361","country_code":"IN","type":"education","lineage":["https://openalex.org/I215927"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G. Sivakumar","raw_affiliation_strings":["Department of Organic Chemistry, University of Madras, Maraimalai campus, Chennai 600 025, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Organic Chemistry, University of Madras, Maraimalai campus, Chennai 600 025, India","institution_ids":["https://openalex.org/I215927"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045209942","display_name":"Manickam Bakthadoss","orcid":"https://orcid.org/0000-0003-4184-3947","observed_orcids":["https://orcid.org/0000-0003-4184-3947"]},"institutions":[{"id":"https://openalex.org/I215927","display_name":"University of Madras","ror":"https://ror.org/04jmt9361","country_code":"IN","type":"education","lineage":["https://openalex.org/I215927"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"M. Bakthadoss","raw_affiliation_strings":["Department of Organic Chemistry, University of Madras, Maraimalai campus, Chennai 600 025, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Organic Chemistry, University of Madras, Maraimalai campus, Chennai 600 025, India","institution_ids":["https://openalex.org/I215927"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5081084688","display_name":"V. Manivannan","orcid":"https://orcid.org/0000-0001-7836-382X","observed_orcids":["https://orcid.org/0000-0001-7836-382X"]},"institutions":[{"id":"https://openalex.org/I160682246","display_name":"PRIST University","ror":"https://ror.org/00jffx511","country_code":"IN","type":"education","lineage":["https://openalex.org/I160682246"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"V. Manivannan","raw_affiliation_strings":["Department of Research and Development, PRIST University, Vallam, Thanjavur 613 403, Tamil Nadu, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Research and Development, PRIST University, Vallam, Thanjavur 613 403, Tamil Nadu, India","institution_ids":["https://openalex.org/I160682246"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5081084688"],"corresponding_institution_ids":["https://openalex.org/I160682246"],"apc_list":{"value":500,"currency":"USD","value_usd":500},"apc_paid":{"value":500,"currency":"USD","value_usd":500},"fwci":0.1787,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.48288539,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"67","issue":"8","first_page":"o1990","last_page":"o1990"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10464","display_name":"Crystal structures of chemical compounds","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10798","display_name":"Crystallography and molecular interactions","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12410","display_name":"Structural and Chemical Analysis of Organic and Inorganic Compounds","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/half-chair-conformation","display_name":"half-chair conformation","score":0.9620000123977661},{"id":"https://openalex.org/keywords/dihedral-angle","display_name":"dihedral angle","score":0.8420000076293945},{"id":"https://openalex.org/keywords/c-ho-hydrogen-bonds","display_name":"C-H\u22efO hydrogen bonds","score":0.878000020980835},{"id":"https://openalex.org/keywords/inversion-dimers","display_name":"inversion dimers","score":0.9539999961853027},{"id":"https://openalex.org/keywords/c-hpi-interactions","display_name":"C-H\u22ef\u03c0 interactions","score":0.9729999899864197},{"id":"https://openalex.org/keywords/chlorophenyl-substituent","display_name":"chlorophenyl substituent","score":0.6570000052452087}],"concepts":[{"id":"https://openalex.org/C2779321679","wikidata":"https://www.wikidata.org/wiki/Q207722","display_name":"Pyrimidine","level":2,"score":0.821790874004364},{"id":"https://openalex.org/C2778074193","wikidata":"https://www.wikidata.org/wiki/Q3498942","display_name":"Carboxylate","level":2,"score":0.6633559465408325},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.48281559348106384},{"id":"https://openalex.org/C155647269","wikidata":"https://www.wikidata.org/wiki/Q243455","display_name":"Medicinal chemistry","level":1,"score":0.4694024622440338},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.2725398540496826}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1107/s160053681102678x","doi":"https://doi.org/10.1107/s160053681102678x","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s160053681102678x","pdf_url":null,"source":{"id":"https://openalex.org/S146636433","display_name":"Acta Crystallographica Section E Structure Reports Online","issn_l":"1600-5368","issn":["1600-5368"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Structure Reports Online","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:3213446","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3213446/","pdf_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC3213446/pdf/","source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallogr Sect E Struct Rep Online","raw_type":"Text"},{"id":"pmh:oai:europepmc.org:2218540","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/3213446","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"Text"},{"id":"pmid:22091025","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/22091025","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta crystallographica. Section E, Structure reports online","raw_type":"Journal Article"},{"id":"pmh:oai:doaj.org/article:52fab8577bc54397aa9486bc2d646abd","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/52fab8577bc54397aa9486bc2d646abd","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Acta Crystallographica Section E, Vol 67, Iss 8, Pp o1990-o1990 (2011)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1107/s160053681102678x","doi":"https://doi.org/10.1107/s160053681102678x","is_oa":true,"landing_page_url":"https://doi.org/10.1107/s160053681102678x","pdf_url":null,"source":{"id":"https://openalex.org/S146636433","display_name":"Acta Crystallographica Section E Structure Reports Online","issn_l":"1600-5368","issn":["1600-5368"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj"],"host_organization":"https://openalex.org/P4310320555","host_organization_name":"International Union of Crystallography","host_organization_lineage":["https://openalex.org/P4310320555"],"host_organization_lineage_names":["International Union of Crystallography"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Crystallographica Section E Structure Reports Online","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2052048880.pdf","grobid_xml":"https://content.openalex.org/works/W2052048880.grobid-xml"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W1985062311","https://openalex.org/W2067650734","https://openalex.org/W2081712330","https://openalex.org/W2095259145","https://openalex.org/W2127457669","https://openalex.org/W2131350133","https://openalex.org/W2145538332","https://openalex.org/W2148464409"],"related_works":["https://openalex.org/W2325820591","https://openalex.org/W2623337451","https://openalex.org/W53139594","https://openalex.org/W2053928356","https://openalex.org/W2056048881","https://openalex.org/W2132493714","https://openalex.org/W4240061259","https://openalex.org/W2222263918","https://openalex.org/W1806740703","https://openalex.org/W2041707065"],"abstract_inverted_index":{"In":[0,28],"the":[1,5,18,22,29],"title":[2],"compound,":[3],"C(24)H(21)ClN(2)O(6),":[4],"two":[6],"fused":[7],"six-membered":[8],"pyran":[9],"rings":[10],"adopt":[11],"half-chair":[12],"conformations.":[13],"The":[14],"dihedral":[15],"angle":[16],"between":[17],"pyrimidine":[19],"ring":[20,24],"and":[21],"chloro-phenyl":[23],"is":[25,48],"51.55":[26],"(3)\u00b0.":[27],"crystal,":[30],"mol-ecules":[31],"are":[32],"linked":[33],"by":[34],"pairs":[35],"of":[36],"weak":[37],"inter-molecular":[38],"C-H\u22efO":[39],"hydrogen":[40],"bonds,":[41],"forming":[42],"inversion":[43],"dimers.":[44],"A":[45],"C-H\u22ef\u03c0":[46],"inter-action":[47],"also":[49],"observed.":[50]},"counts_by_year":[{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2016-06-24T00:00:00"}