{"id":"https://openalex.org/W2087699403","doi":"https://doi.org/10.1016/s0040-4039(00)72936-4","title":"Mass spectrometry of some amaryllidaceae alkaloids.","display_name":"Mass spectrometry of some amaryllidaceae alkaloids.","publication_year":1966,"publication_date":"1966-01-01","ids":{"openalex":"https://openalex.org/W2087699403","doi":"https://doi.org/10.1016/s0040-4039(00)72936-4","mag":"2087699403"},"language":"en","primary_location":{"id":"doi:10.1016/s0040-4039(00)72936-4","doi":"https://doi.org/10.1016/s0040-4039(00)72936-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0040-4039(00)72936-4","pdf_url":null,"source":{"id":"https://openalex.org/S133942674","display_name":"Tetrahedron Letters","issn_l":"0040-4039","issn":["0040-4039","1873-3581"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-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 Letters","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/A5075743315","display_name":"Toshiro Ibuka","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshiro Ibuka","raw_affiliation_strings":["Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043723902","display_name":"Hiroshi Irie","orcid":"https://orcid.org/0000-0002-1286-3271","observed_orcids":["https://orcid.org/0000-0002-1286-3271"]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Irie","raw_affiliation_strings":["Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015324735","display_name":"Akira Kato","orcid":"https://orcid.org/0000-0002-2696-5703","observed_orcids":["https://orcid.org/0000-0002-2696-5703"]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akira Kato","raw_affiliation_strings":["Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113620992","display_name":"Shojiro Uyeo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shojiro Uyeo","raw_affiliation_strings":["Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Pharmaceutical Sciences, Kyoto University, Kyoto, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111854220","display_name":"Katsumi Kotera","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210118477","display_name":"Shionogi (Japan)","ror":"https://ror.org/01v3bqg10","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210118477"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Katsumi Kotera","raw_affiliation_strings":["Shionogi Research Laboratory, Shionogi & Co., Ltd., Fukushima-ku, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shionogi Research Laboratory, Shionogi & Co., Ltd., Fukushima-ku, Osaka, Japan","institution_ids":["https://openalex.org/I4210118477"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113478489","display_name":"Yuzo NAKAGAWA","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210118477","display_name":"Shionogi (Japan)","ror":"https://ror.org/01v3bqg10","country_code":"JP","type":"company","lineage":["https://openalex.org/I4210118477"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuzo Nakagawa","raw_affiliation_strings":["Shionogi Research Laboratory, Shionogi & Co., Ltd., Fukushima-ku, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shionogi Research Laboratory, Shionogi & Co., Ltd., Fukushima-ku, Osaka, Japan","institution_ids":["https://openalex.org/I4210118477"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3610,"currency":"USD","value_usd":3610},"apc_paid":null,"fwci":1.9887,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.80709518,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":93},"biblio":{"volume":"7","issue":"39","first_page":"4745","last_page":"4748"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13124","display_name":"Chemical synthesis and alkaloids","score":0.9824000000953674,"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/T13124","display_name":"Chemical synthesis and alkaloids","score":0.9824000000953674,"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/T12215","display_name":"Phytochemical Studies and Bioactivities","score":0.004100000020116568,"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/T12649","display_name":"Alkaloids: synthesis and pharmacology","score":0.0027000000700354576,"subfield":{"id":"https://openalex.org/subfields/3004","display_name":"Pharmacology"},"field":{"id":"https://openalex.org/fields/30","display_name":"Pharmacology, Toxicology and Pharmaceutics"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/amaryllidaceae-alkaloids","display_name":"Amaryllidaceae alkaloids","score":0.925000011920929},{"id":"https://openalex.org/keywords/mass-spectrometry","display_name":"mass spectrometry","score":0.7350000143051147},{"id":"https://openalex.org/keywords/natural-product-characterization","display_name":"natural product characterization","score":0.5090000033378601},{"id":"https://openalex.org/keywords/alkaloid-structure","display_name":"alkaloid structure","score":0.4429999887943268}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9570675492286682},{"id":"https://openalex.org/C2910425318","wikidata":"https://www.wikidata.org/wiki/Q150708","display_name":"Amaryllidaceae Alkaloids","level":3,"score":0.8629517555236816},{"id":"https://openalex.org/C2778105851","wikidata":"https://www.wikidata.org/wiki/Q155848","display_name":"Amaryllidaceae","level":2,"score":0.7714589834213257},{"id":"https://openalex.org/C162356407","wikidata":"https://www.wikidata.org/wiki/Q180809","display_name":"Mass spectrometry","level":2,"score":0.6635124683380127},{"id":"https://openalex.org/C2781465977","wikidata":"https://www.wikidata.org/wiki/Q420314","display_name":"Lycorine","level":3,"score":0.46010175347328186},{"id":"https://openalex.org/C2777667214","wikidata":"https://www.wikidata.org/wiki/Q70702","display_name":"Alkaloid","level":2,"score":0.44845646619796753},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.4353601336479187},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.27542540431022644},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0871000587940216},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0040-4039(00)72936-4","doi":"https://doi.org/10.1016/s0040-4039(00)72936-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0040-4039(00)72936-4","pdf_url":null,"source":{"id":"https://openalex.org/S133942674","display_name":"Tetrahedron Letters","issn_l":"0040-4039","issn":["0040-4039","1873-3581"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-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 Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1529676841","https://openalex.org/W2066683190"],"related_works":["https://openalex.org/W1999379068","https://openalex.org/W2070048931","https://openalex.org/W2066997545","https://openalex.org/W2012614795","https://openalex.org/W2066683190","https://openalex.org/W7027433098","https://openalex.org/W2027144329","https://openalex.org/W2801596258","https://openalex.org/W3124176756","https://openalex.org/W2164298232"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}