{"id":"https://openalex.org/W2003427831","doi":"https://doi.org/10.1016/s0040-4020(01)81375-2","title":"Synthesis of hexahydrobenzopyranones : bicyclic precursor lactones to the trichothecenes","display_name":"Synthesis of hexahydrobenzopyranones : bicyclic precursor lactones to the trichothecenes","publication_year":1990,"publication_date":"1990-01-01","ids":{"openalex":"https://openalex.org/W2003427831","doi":"https://doi.org/10.1016/s0040-4020(01)81375-2","mag":"2003427831"},"language":"en","primary_location":{"id":"doi:10.1016/s0040-4020(01)81375-2","doi":"https://doi.org/10.1016/s0040-4020(01)81375-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0040-4020(01)81375-2","pdf_url":null,"source":{"id":"https://openalex.org/S205754296","display_name":"Tetrahedron","issn_l":"0040-4020","issn":["0040-4020","1464-5416"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tetrahedron","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075374467","display_name":"Zafeer Ahmad","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165998391","display_name":"Indian Association for the Cultivation of Science","ror":"https://ror.org/050p6gz73","country_code":"IN","type":"education","lineage":["https://openalex.org/I165998391"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Zafeer Ahmad","raw_affiliation_strings":["Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India","institution_ids":["https://openalex.org/I165998391"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004876247","display_name":"Uttam Kumar Ray","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165998391","display_name":"Indian Association for the Cultivation of Science","ror":"https://ror.org/050p6gz73","country_code":"IN","type":"education","lineage":["https://openalex.org/I165998391"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Uttam Kumar Ray","raw_affiliation_strings":["Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India","institution_ids":["https://openalex.org/I165998391"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110619174","display_name":"Ramanathapuram V. Venkateswaran","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165998391","display_name":"Indian Association for the Cultivation of Science","ror":"https://ror.org/050p6gz73","country_code":"IN","type":"education","lineage":["https://openalex.org/I165998391"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"R.V. Venkateswaran","raw_affiliation_strings":["Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Organic Chemistry, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India","institution_ids":["https://openalex.org/I165998391"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I165998391"],"apc_list":{"value":3680,"currency":"USD","value_usd":3680},"apc_paid":null,"fwci":1.3226,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.73908492,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"46","issue":"3","first_page":"957","last_page":"966"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13859","display_name":"Organic Chemistry Synthesis Methods","score":0.9185000061988831,"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"}},"topics":[{"id":"https://openalex.org/T13859","display_name":"Organic Chemistry Synthesis Methods","score":0.9185000061988831,"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"}},{"id":"https://openalex.org/T13649","display_name":"Advanced Synthetic Organic Chemistry","score":0.025599999353289604,"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"}},{"id":"https://openalex.org/T13023","display_name":"Synthesis of Organic Compounds","score":0.011500000022351742,"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/bicyclic-lactones","display_name":"bicyclic lactones","score":0.9869999885559082},{"id":"https://openalex.org/keywords/luche-reduction","display_name":"Luche reduction","score":0.7360000014305115},{"id":"https://openalex.org/keywords/methylmagnesium-iodide","display_name":"methylmagnesium iodide","score":0.7429999709129333},{"id":"https://openalex.org/keywords/ruthenium-tetroxide-oxidation","display_name":"ruthenium tetroxide oxidation","score":0.6980000138282776},{"id":"https://openalex.org/keywords/epoxide-ring-opening","display_name":"epoxide ring opening","score":0.578000009059906},{"id":"https://openalex.org/keywords/lactone-synthesis","display_name":"lactone synthesis","score":0.460999995470047}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9650038480758667},{"id":"https://openalex.org/C2776612806","wikidata":"https://www.wikidata.org/wiki/Q59078","display_name":"Lactone","level":2,"score":0.9049515128135681},{"id":"https://openalex.org/C2779778602","wikidata":"https://www.wikidata.org/wiki/Q5260068","display_name":"Deoxygenation","level":3,"score":0.8603336215019226},{"id":"https://openalex.org/C94412978","wikidata":"https://www.wikidata.org/wiki/Q103135","display_name":"Hydrolysis","level":2,"score":0.719923734664917},{"id":"https://openalex.org/C2776920199","wikidata":"https://www.wikidata.org/wiki/Q408028","display_name":"Epoxide","level":3,"score":0.6306942701339722},{"id":"https://openalex.org/C24961977","wikidata":"https://www.wikidata.org/wiki/Q225972","display_name":"Bicyclic molecule","level":2,"score":0.629791259765625},{"id":"https://openalex.org/C2777505907","wikidata":"https://www.wikidata.org/wiki/Q217356","display_name":"Pyran","level":2,"score":0.5003349781036377},{"id":"https://openalex.org/C68381374","wikidata":"https://www.wikidata.org/wiki/Q258652","display_name":"Double bond","level":2,"score":0.4940233826637268},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.4456014037132263},{"id":"https://openalex.org/C2780378348","wikidata":"https://www.wikidata.org/wiki/Q25351438","display_name":"Ring (chemistry)","level":2,"score":0.44364067912101746},{"id":"https://openalex.org/C2779074116","wikidata":"https://www.wikidata.org/wiki/Q134856","display_name":"Carboxylic acid","level":2,"score":0.44325703382492065},{"id":"https://openalex.org/C2780559919","wikidata":"https://www.wikidata.org/wiki/Q864996","display_name":"Birch reduction","level":2,"score":0.4129682183265686},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.39153817296028137},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.09839221835136414}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0040-4020(01)81375-2","doi":"https://doi.org/10.1016/s0040-4020(01)81375-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0040-4020(01)81375-2","pdf_url":null,"source":{"id":"https://openalex.org/S205754296","display_name":"Tetrahedron","issn_l":"0040-4020","issn":["0040-4020","1464-5416"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Tetrahedron","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":27,"referenced_works":["https://openalex.org/W1963669642","https://openalex.org/W1964901853","https://openalex.org/W1966542779","https://openalex.org/W1972888901","https://openalex.org/W1978593977","https://openalex.org/W1979551103","https://openalex.org/W1984151706","https://openalex.org/W1987026350","https://openalex.org/W1987923631","https://openalex.org/W1988996502","https://openalex.org/W1993284820","https://openalex.org/W2025793796","https://openalex.org/W2026784294","https://openalex.org/W2027343567","https://openalex.org/W2039497345","https://openalex.org/W2044393358","https://openalex.org/W2069399663","https://openalex.org/W2079738811","https://openalex.org/W2093331096","https://openalex.org/W2102916085","https://openalex.org/W2114495066","https://openalex.org/W2125756198","https://openalex.org/W2133994159","https://openalex.org/W2975245027","https://openalex.org/W3004664174","https://openalex.org/W3005172047","https://openalex.org/W4254789218"],"related_works":["https://openalex.org/W2950002616","https://openalex.org/W2102916085","https://openalex.org/W2952481367","https://openalex.org/W2060254351","https://openalex.org/W2152959603","https://openalex.org/W2949972257","https://openalex.org/W2951948295","https://openalex.org/W1587534074","https://openalex.org/W2100671997","https://openalex.org/W2029289901"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
