{"id":"https://openalex.org/W7148993418","doi":"https://doi.org/10.1134/s1070428025605205","title":"Oxazolo[3,2-c]pyrimidines from Natural Hydroxy Amino Acids","display_name":"Oxazolo[3,2-c]pyrimidines from Natural Hydroxy Amino Acids","publication_year":2026,"publication_date":"2026-02-01","ids":{"openalex":"https://openalex.org/W7148993418","doi":"https://doi.org/10.1134/s1070428025605205"},"language":"en","primary_location":{"id":"doi:10.1134/s1070428025605205","doi":"https://doi.org/10.1134/s1070428025605205","is_oa":false,"landing_page_url":"https://doi.org/10.1134/s1070428025605205","pdf_url":null,"source":{"id":"https://openalex.org/S73388172","display_name":"Russian Journal of Organic Chemistry","issn_l":"0022-3271","issn":["0022-3271","1070-4280","1608-3393","3034-6304"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320267","host_organization_name":"Pleiades Publishing","host_organization_lineage":["https://openalex.org/P4310320267","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Pleiades Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Russian Journal of Organic Chemistry","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/A5049520604","display_name":"A. K. Shiryaev","orcid":"https://orcid.org/0000-0001-9165-869X","observed_orcids":["https://orcid.org/0000-0001-9165-869X"]},"institutions":[{"id":"https://openalex.org/I3123529209","display_name":"Samara State Technical University","ror":"https://ror.org/05t58bx13","country_code":"RU","type":"education","lineage":["https://openalex.org/I3123529209"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"A. K. Shiryaev","raw_affiliation_strings":["Samara State Technical University, 443100, Samara, Russia"],"raw_orcid":"https://orcid.org/0000-0001-9165-869X","affiliations":[{"raw_affiliation_string":"Samara State Technical University, 443100, Samara, Russia","institution_ids":["https://openalex.org/I3123529209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092245983","display_name":"U. M. Aristova","orcid":"https://orcid.org/0000-0001-5599-6579","observed_orcids":["https://orcid.org/0000-0001-5599-6579"]},"institutions":[{"id":"https://openalex.org/I3123529209","display_name":"Samara State Technical University","ror":"https://ror.org/05t58bx13","country_code":"RU","type":"education","lineage":["https://openalex.org/I3123529209"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"U. M. Aristova","raw_affiliation_strings":["Samara State Technical University, 443100, Samara, Russia"],"raw_orcid":"https://orcid.org/0000-0001-5599-6579","affiliations":[{"raw_affiliation_string":"Samara State Technical University, 443100, Samara, Russia","institution_ids":["https://openalex.org/I3123529209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132874485","display_name":"D. S. Balakina","orcid":"https://orcid.org/0009-0006-8639-3838","observed_orcids":["https://orcid.org/0009-0006-8639-3838"]},"institutions":[{"id":"https://openalex.org/I3123529209","display_name":"Samara State Technical University","ror":"https://ror.org/05t58bx13","country_code":"RU","type":"education","lineage":["https://openalex.org/I3123529209"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"D. S. Balakina","raw_affiliation_strings":["Samara State Technical University, 443100, Samara, Russia"],"raw_orcid":"https://orcid.org/0009-0006-8639-3838","affiliations":[{"raw_affiliation_string":"Samara State Technical University, 443100, Samara, Russia","institution_ids":["https://openalex.org/I3123529209"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5129445564","display_name":"A. A. Anisimov","orcid":"https://orcid.org/0000-0001-5097-5584","observed_orcids":["https://orcid.org/0000-0001-5097-5584"]},"institutions":[{"id":"https://openalex.org/I1313323035","display_name":"Russian Academy of Sciences","ror":"https://ror.org/05qrfxd25","country_code":"RU","type":"government","lineage":["https://openalex.org/I1313323035"]},{"id":"https://openalex.org/I2802913842","display_name":"A. N. Nesmeyanov Institute of Organoelement Compounds","ror":"https://ror.org/03jzs4815","country_code":"RU","type":"facility","lineage":["https://openalex.org/I1313323035","https://openalex.org/I2802913842","https://openalex.org/I4210145551"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"A. A. Anisimov","raw_affiliation_strings":["Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 119334, Moscow, Russia"],"raw_orcid":"https://orcid.org/0000-0001-5097-5584","affiliations":[{"raw_affiliation_string":"Nesmeyanov Institute of Organoelement Compounds, Russian Academy of Sciences, 119334, Moscow, Russia","institution_ids":["https://openalex.org/I1313323035","https://openalex.org/I2802913842"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5090147412","display_name":"V. A. Shiryaev","orcid":"https://orcid.org/0000-0002-6710-0722","observed_orcids":["https://orcid.org/0000-0002-6710-0722"]},"institutions":[{"id":"https://openalex.org/I3123529209","display_name":"Samara State Technical University","ror":"https://ror.org/05t58bx13","country_code":"RU","type":"education","lineage":["https://openalex.org/I3123529209"]}],"countries":["RU"],"is_corresponding":false,"raw_author_name":"V. A. Shiryaev","raw_affiliation_strings":["Samara State Technical University, 443100, Samara, Russia"],"raw_orcid":"https://orcid.org/0000-0002-6710-0722","affiliations":[{"raw_affiliation_string":"Samara State Technical University, 443100, Samara, Russia","institution_ids":["https://openalex.org/I3123529209"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5049520604"],"corresponding_institution_ids":["https://openalex.org/I3123529209"],"apc_list":null,"apc_paid":null,"fwci":1.4729,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.72025069,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":91,"max":95},"biblio":{"volume":"62","issue":"2","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13208","display_name":"Synthesis of heterocyclic compounds","score":0.6801999807357788,"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/T13208","display_name":"Synthesis of heterocyclic compounds","score":0.6801999807357788,"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/T14459","display_name":"Synthesis and Reactions of Organic Compounds","score":0.18930000066757202,"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/T13876","display_name":"Chemical synthesis and pharmacological studies","score":0.05209999904036522,"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/hydroxy-amino-acids","display_name":"hydroxy amino acids","score":0.7440000176429749},{"id":"https://openalex.org/keywords/l-serine","display_name":"L-serine","score":0.9919999837875366},{"id":"https://openalex.org/keywords/l-threonine","display_name":"L-threonine","score":1.0},{"id":"https://openalex.org/keywords/cis-isomer","display_name":"cis isomer","score":0.8579999804496765},{"id":"https://openalex.org/keywords/crystal-structure","display_name":"crystal structure","score":0.7639999985694885},{"id":"https://openalex.org/keywords/methyl-esters","display_name":"methyl esters","score":0.9419999718666077},{"id":"https://openalex.org/keywords/hydrazides","display_name":"hydrazides","score":0.9929999709129333},{"id":"https://openalex.org/keywords/amides","display_name":"amides","score":0.9300000071525574}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9745000004768372},{"id":"https://openalex.org/C515207424","wikidata":"https://www.wikidata.org/wiki/Q8066","display_name":"Amino acid","level":2,"score":0.6517000198364258},{"id":"https://openalex.org/C2776608160","wikidata":"https://www.wikidata.org/wiki/Q4785462","display_name":"Natural (archaeology)","level":2,"score":0.4081000089645386},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.3370000123977661},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.32030001282691956},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.31459999084472656},{"id":"https://openalex.org/C68793091","wikidata":"https://www.wikidata.org/wiki/Q603891","display_name":"Transamination","level":3,"score":0.26899999380111694},{"id":"https://openalex.org/C94412978","wikidata":"https://www.wikidata.org/wiki/Q103135","display_name":"Hydrolysis","level":2,"score":0.23899999260902405},{"id":"https://openalex.org/C2777431362","wikidata":"https://www.wikidata.org/wiki/Q170545","display_name":"Phenylalanine","level":3,"score":0.2206999957561493},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.21369999647140503}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1134/s1070428025605205","doi":"https://doi.org/10.1134/s1070428025605205","is_oa":false,"landing_page_url":"https://doi.org/10.1134/s1070428025605205","pdf_url":null,"source":{"id":"https://openalex.org/S73388172","display_name":"Russian Journal of Organic Chemistry","issn_l":"0022-3271","issn":["0022-3271","1070-4280","1608-3393","3034-6304"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320267","host_organization_name":"Pleiades Publishing","host_organization_lineage":["https://openalex.org/P4310320267","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Pleiades Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Russian Journal of Organic Chemistry","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":22,"referenced_works":["https://openalex.org/W4733733","https://openalex.org/W225676313","https://openalex.org/W1969360633","https://openalex.org/W1976416192","https://openalex.org/W1986914673","https://openalex.org/W1987453641","https://openalex.org/W1993057569","https://openalex.org/W2028056548","https://openalex.org/W2049024748","https://openalex.org/W2057074311","https://openalex.org/W2059205366","https://openalex.org/W2077755207","https://openalex.org/W2083581055","https://openalex.org/W2088555828","https://openalex.org/W2089724114","https://openalex.org/W2091356379","https://openalex.org/W2092413204","https://openalex.org/W2315166674","https://openalex.org/W2564496357","https://openalex.org/W2949096717","https://openalex.org/W2950183758","https://openalex.org/W4388628209"],"related_works":["https://openalex.org/W1571225403","https://openalex.org/W2061164167","https://openalex.org/W2160197640","https://openalex.org/W2952138433","https://openalex.org/W2000472571","https://openalex.org/W125806811","https://openalex.org/W2951344140","https://openalex.org/W2048688035","https://openalex.org/W4394831129","https://openalex.org/W2326428292"],"abstract_inverted_index":{"Abstract":[0],"The":[1,16],"reactions":[2],"of":[3,18,28],"L-serine":[4],"and":[5,13,34],"L-threonine":[6],"with":[7],"4-isothiocyanato-4-methylpentan-2-one":[8],"afforded":[9],"[1,3]oxazolo[3,2-c]pyrimidine-3-carboxylic":[10],"acids":[11],"3a":[12],"3b,":[14],"respectively.":[15],"formation":[17],"the":[19],"corresponding":[20],"cis":[21],"isomers":[22],"was":[23],"confirmed":[24],"by":[25],"X-ray":[26],"analysis":[27],"acid":[29,39],"3a.":[30,40],"Methyl":[31],"ester,":[32],"hydrazide,":[33],"amides":[35],"were":[36],"synthesized":[37],"from":[38]},"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2026-04-04T00:00:00"}
