{"id":"https://openalex.org/W2064875360","doi":"https://doi.org/10.1016/j.tet.2011.01.015","title":"Novel dimeric amide alkaloids from Piper chaba Hunter: isolation, cytotoxic activity, and their biomimetic synthesis","display_name":"Novel dimeric amide alkaloids from Piper chaba Hunter: isolation, cytotoxic activity, and their biomimetic synthesis","publication_year":2011,"publication_date":"2011-01-14","ids":{"openalex":"https://openalex.org/W2064875360","doi":"https://doi.org/10.1016/j.tet.2011.01.015","mag":"2064875360"},"language":"en","primary_location":{"id":"doi:10.1016/j.tet.2011.01.015","doi":"https://doi.org/10.1016/j.tet.2011.01.015","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.tet.2011.01.015","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/A5113060776","display_name":"V. Rama Subba Rao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"V. Rama Subba Rao","raw_affiliation_strings":["Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"middle","author":{"id":null,"display_name":"G. Suresh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"G. Suresh","raw_affiliation_strings":["Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112205949","display_name":"K. Suresh Babu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"K. Suresh Babu","raw_affiliation_strings":["Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017342680","display_name":"S. Satyanarayana Raju","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. Satyanarayana Raju","raw_affiliation_strings":["Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024205167","display_name":"M.V.P.S. Vishnu Vardhan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"M.V.P.S. Vishnu vardhan","raw_affiliation_strings":["Division of Pharmacology, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Pharmacology, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075729887","display_name":"Ramakrishna Sistla","orcid":"https://orcid.org/0000-0001-6268-2762","observed_orcids":["https://orcid.org/0000-0001-6268-2762"]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sistla Ramakrishna","raw_affiliation_strings":["Division of Pharmacology, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Division of Pharmacology, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110244980","display_name":"Janaswami Madhusudana Rao","orcid":"https://orcid.org/0009-0007-4681-7162","observed_orcids":["https://orcid.org/0009-0007-4681-7162"]},"institutions":[{"id":"https://openalex.org/I55664587","display_name":"Indian Institute of Chemical Technology","ror":"https://ror.org/040dky007","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I55664587","https://openalex.org/I66760702"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"J. Madhusudana Rao","raw_affiliation_strings":["Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Natural Products Laboratory, Division of Organic Chemistry-1, Indian Institute of Chemical Technology, Hyderabad 500 607, India","institution_ids":["https://openalex.org/I55664587"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5110244980"],"corresponding_institution_ids":["https://openalex.org/I55664587"],"apc_list":{"value":3680,"currency":"USD","value_usd":3680},"apc_paid":null,"fwci":5.6511,"has_fulltext":false,"cited_by_count":72,"citation_normalized_percentile":{"value":0.97416932,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":99},"biblio":{"volume":"67","issue":"10","first_page":"1885","last_page":"1892"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13037","display_name":"Piperaceae Chemical and Biological Studies","score":0.9980000257492065,"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"}},"topics":[{"id":"https://openalex.org/T13037","display_name":"Piperaceae Chemical and Biological Studies","score":0.9980000257492065,"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"}},{"id":"https://openalex.org/T13124","display_name":"Chemical synthesis and alkaloids","score":0.0003000000142492354,"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":0.00019999999494757503,"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/piper-chaba","display_name":"Piper chaba","score":0.9729999899864197},{"id":"https://openalex.org/keywords/cytotoxicity","display_name":"cytotoxicity","score":0.656000018119812},{"id":"https://openalex.org/keywords/biomimetic-synthesis","display_name":"biomimetic synthesis","score":0.8259999752044678},{"id":"https://openalex.org/keywords/diels-alder-reaction","display_name":"Diels-Alder reaction","score":0.8709999918937683},{"id":"https://openalex.org/keywords/copper-ii-catalysis","display_name":"copper(II) catalysis","score":0.8640000224113464},{"id":"https://openalex.org/keywords/root-alkaloids","display_name":"root alkaloids","score":0.6060000061988831},{"id":"https://openalex.org/keywords/structure-elucidation","display_name":"structure elucidation","score":0.7789999842643738},{"id":"https://openalex.org/keywords/relative-configuration","display_name":"relative configuration","score":0.8309999704360962}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9344323873519897},{"id":"https://openalex.org/C2777366897","wikidata":"https://www.wikidata.org/wiki/Q847482","display_name":"HeLa","level":3,"score":0.6896147727966309},{"id":"https://openalex.org/C2778439535","wikidata":"https://www.wikidata.org/wiki/Q188777","display_name":"Amide","level":2,"score":0.5933773517608643},{"id":"https://openalex.org/C154317977","wikidata":"https://www.wikidata.org/wiki/Q376266","display_name":"Cytotoxic T cell","level":3,"score":0.5766122937202454},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.5224360823631287},{"id":"https://openalex.org/C2780400988","wikidata":"https://www.wikidata.org/wiki/Q421748","display_name":"Dichloromethane","level":3,"score":0.4954434633255005},{"id":"https://openalex.org/C166940927","wikidata":"https://www.wikidata.org/wiki/Q178827","display_name":"Monomer","level":3,"score":0.41258886456489563},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.20122745633125305},{"id":"https://openalex.org/C1491633281","wikidata":"https://www.wikidata.org/wiki/Q7868","display_name":"Cell","level":2,"score":0.17534616589546204},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.13999754190444946},{"id":"https://openalex.org/C202751555","wikidata":"https://www.wikidata.org/wiki/Q221681","display_name":"In vitro","level":2,"score":0.10036462545394897},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.0},{"id":"https://openalex.org/C2780471494","wikidata":"https://www.wikidata.org/wiki/Q146505","display_name":"Solvent","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.tet.2011.01.015","doi":"https://doi.org/10.1016/j.tet.2011.01.015","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.tet.2011.01.015","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":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.5683000087738037}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320721","display_name":"Council of Scientific and Industrial Research, India","ror":"https://ror.org/021wm7p51"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W5210908","https://openalex.org/W1972192602","https://openalex.org/W1979362368","https://openalex.org/W1984887760","https://openalex.org/W1996702309","https://openalex.org/W2001333050","https://openalex.org/W2006663185","https://openalex.org/W2006968169","https://openalex.org/W2007557481","https://openalex.org/W2017584034","https://openalex.org/W2022770608","https://openalex.org/W2023233423","https://openalex.org/W2031451784","https://openalex.org/W2050968528","https://openalex.org/W2051554465","https://openalex.org/W2054636453","https://openalex.org/W2082802631","https://openalex.org/W2091243642","https://openalex.org/W2093455964","https://openalex.org/W2118427957","https://openalex.org/W2131009385","https://openalex.org/W2141449020","https://openalex.org/W2155617710","https://openalex.org/W2312526675","https://openalex.org/W2950106065","https://openalex.org/W2953352128"],"related_works":["https://openalex.org/W2950106065","https://openalex.org/W2084729674","https://openalex.org/W2050968528","https://openalex.org/W2259195633","https://openalex.org/W396417019","https://openalex.org/W2093403392","https://openalex.org/W4404622879","https://openalex.org/W1992823902","https://openalex.org/W3132214017","https://openalex.org/W4400311149"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":7},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":11},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":8}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
