{"id":"https://openalex.org/W4247225396","doi":"https://doi.org/10.1002/chin.198252334","title":"ChemInform Abstract: IMPROVED SYNTHESIS OF (4\u2010ALANINE)CHLAMYDOCIN: CYCLIZATION STUDIES OF TETRAPEPTIDES CONTAINING FIVE \u03b1 SUBSTITUENTS","display_name":"ChemInform Abstract: IMPROVED SYNTHESIS OF (4\u2010ALANINE)CHLAMYDOCIN: CYCLIZATION STUDIES OF TETRAPEPTIDES CONTAINING FIVE \u03b1 SUBSTITUENTS","publication_year":1982,"publication_date":"1982-12-28","ids":{"openalex":"https://openalex.org/W4247225396","doi":"https://doi.org/10.1002/chin.198252334"},"language":"en","primary_location":{"id":"doi:10.1002/chin.198252334","doi":"https://doi.org/10.1002/chin.198252334","is_oa":false,"landing_page_url":"https://doi.org/10.1002/chin.198252334","pdf_url":null,"source":{"id":"https://openalex.org/S41354064","display_name":"ChemInform","issn_l":"0009-2975","issn":["0009-2975","0931-7597","1431-5890","1522-2667","2199-2924"],"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":"Chemischer Informationsdienst","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/A5042684163","display_name":"J. J. Pastuszak","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. PASTUSZAK","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"J. H. GARDNER","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. H. GARDNER","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"J. SINGH","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. SINGH","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5069015659","display_name":"Daniel H. Rich","orcid":"https://orcid.org/0000-0001-5662-6529","observed_orcids":["https://orcid.org/0000-0001-5662-6529"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. H. RICH","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.31356784,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"13","issue":"52","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10911","display_name":"Chemical Synthesis and Analysis","score":0.9980000257492065,"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/T10911","display_name":"Chemical Synthesis and Analysis","score":0.9980000257492065,"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/T13649","display_name":"Advanced Synthetic Organic Chemistry","score":0.0005000000237487257,"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/T13859","display_name":"Organic Chemistry Synthesis Methods","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"}}],"keywords":[{"id":"https://openalex.org/keywords/alanine","display_name":"alanine","score":0.4000000059604645},{"id":"https://openalex.org/keywords/tetrapeptide-synthesis","display_name":"tetrapeptide synthesis","score":0.6909999847412109},{"id":"https://openalex.org/keywords/cyclization","display_name":"cyclization","score":0.7179999947547913},{"id":"https://openalex.org/keywords/peptide-cyclization","display_name":"peptide cyclization","score":0.37299999594688416}],"concepts":[{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.5854067206382751},{"id":"https://openalex.org/C2779881321","wikidata":"https://www.wikidata.org/wiki/Q82714","display_name":"Chin","level":2,"score":0.5166661739349365},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.4694010317325592},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4121444821357727},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3821418881416321},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.37816035747528076},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3633359968662262},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33715856075286865},{"id":"https://openalex.org/C161191863","wikidata":"https://www.wikidata.org/wiki/Q199655","display_name":"Library science","level":1,"score":0.3341435194015503},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07718881964683533},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/chin.198252334","doi":"https://doi.org/10.1002/chin.198252334","is_oa":false,"landing_page_url":"https://doi.org/10.1002/chin.198252334","pdf_url":null,"source":{"id":"https://openalex.org/S41354064","display_name":"ChemInform","issn_l":"0009-2975","issn":["0009-2975","0931-7597","1431-5890","1522-2667","2199-2924"],"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":"Chemischer Informationsdienst","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":1,"referenced_works":["https://openalex.org/W1989458360"],"related_works":["https://openalex.org/W2950313890","https://openalex.org/W2314391996","https://openalex.org/W4234915123","https://openalex.org/W2605575416","https://openalex.org/W1984370158","https://openalex.org/W2361386401","https://openalex.org/W4237923160","https://openalex.org/W3042728545","https://openalex.org/W4239449141","https://openalex.org/W2314073436"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2022-05-12T00:00:00"}