{"id":"https://openalex.org/W2048489293","doi":"https://doi.org/10.1002/cber.19801130540","title":"Eine neue Synthese von Cardenoliden","display_name":"Eine neue Synthese von Cardenoliden","publication_year":1980,"publication_date":"1980-05-01","ids":{"openalex":"https://openalex.org/W2048489293","doi":"https://doi.org/10.1002/cber.19801130540","mag":"2048489293"},"language":"en","primary_location":{"id":"doi:10.1002/cber.19801130540","doi":"https://doi.org/10.1002/cber.19801130540","is_oa":false,"landing_page_url":"https://doi.org/10.1002/cber.19801130540","pdf_url":null,"source":{"id":"https://openalex.org/S4210215837","display_name":"Chemische Berichte","issn_l":"0009-2940","issn":["0009-2940"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chemische Berichte","raw_type":"journal-article"},"volume":null,"type":"article","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/A5072990107","display_name":"Klaus J. Nickisch","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Klaus Nickisch","raw_affiliation_strings":["Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5048845186","display_name":"Walter Klose","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Walter Klose","raw_affiliation_strings":["Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087364497","display_name":"Ferdinand Bohlmann","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Ferdinand Bohlmann","raw_affiliation_strings":["Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut fu\u0308r Organische Chemie der Technischen Universita\u0308t Berlin, Stra\u00dfe des 17. June 135, D-1000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Institut f\u00fcr Organische Chemie der Technischen Universit\u00e4t Berlin, Stra\u00dfe des 17. June 135, D\u20101000 Berlin 12","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5087364497"],"corresponding_institution_ids":["https://openalex.org/I4577782"],"apc_list":null,"apc_paid":null,"fwci":1.066,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":{"value":0.73998495,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"113","issue":"5","first_page":"2038","last_page":"2039"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13736","display_name":"Steroid Chemistry and Biochemistry","score":0.9394999742507935,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T13736","display_name":"Steroid Chemistry and Biochemistry","score":0.9394999742507935,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13859","display_name":"Organic Chemistry Synthesis Methods","score":0.01850000023841858,"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/T13239","display_name":"Phosphorus compounds and reactions","score":0.016300000250339508,"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/cardenolides","display_name":"cardenolides","score":0.9900000095367432},{"id":"https://openalex.org/keywords/steroid-transformation","display_name":"steroid transformation","score":0.5669999718666077}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.966551661491394},{"id":"https://openalex.org/C2778874822","wikidata":"https://www.wikidata.org/wiki/Q368158","display_name":"Ketene","level":2,"score":0.9121782779693604},{"id":"https://openalex.org/C155647269","wikidata":"https://www.wikidata.org/wiki/Q243455","display_name":"Medicinal chemistry","level":1,"score":0.41025203466415405},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.404893696308136}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/cber.19801130540","doi":"https://doi.org/10.1002/cber.19801130540","is_oa":false,"landing_page_url":"https://doi.org/10.1002/cber.19801130540","pdf_url":null,"source":{"id":"https://openalex.org/S4210215837","display_name":"Chemische Berichte","issn_l":"0009-2940","issn":["0009-2940"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chemische Berichte","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":8,"referenced_works":["https://openalex.org/W1994428725","https://openalex.org/W2025336872","https://openalex.org/W2043626189","https://openalex.org/W2059606267","https://openalex.org/W2096029487","https://openalex.org/W2144089138","https://openalex.org/W2163244720","https://openalex.org/W2950980816"],"related_works":["https://openalex.org/W1983302481","https://openalex.org/W2003295942","https://openalex.org/W2017442950","https://openalex.org/W1563836256","https://openalex.org/W3042239850","https://openalex.org/W2069494848","https://openalex.org/W2321797103","https://openalex.org/W2015951971","https://openalex.org/W2074557893","https://openalex.org/W2337581691"],"abstract_inverted_index":{"A":[0],"New":[1],"Synthesis":[2],"of":[3],"Cardenolides":[4],"Starting":[5],"with":[6,15],"(triphenylphosphoranylidene)ketene":[7],"(1)":[8],"three":[9],"steroids":[10],"(4,":[11],"6,":[12],"and":[13,33],"7)":[14],"the":[16,28],"necessary":[17],"hydroxyketone":[18],"side":[19],"chain":[20],"were":[21],"transformed":[22],"in":[23],"high":[24],"yields":[25],"directly":[26],"into":[27],"corresponding":[29],"cardenolides":[30],"(5,":[31],"8,":[32],"9).":[34]},"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}