{"id":"https://openalex.org/W2053045313","doi":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","title":"Optical resolution by preferential crystallization of DL\u2010methionine hydrochloride","display_name":"Optical resolution by preferential crystallization of DL\u2010methionine hydrochloride","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W2053045313","doi":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","mag":"2053045313"},"language":"en","primary_location":{"id":"doi:10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","doi":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","is_oa":false,"landing_page_url":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","pdf_url":null,"source":{"id":"https://openalex.org/S67976470","display_name":"Chirality","issn_l":"0899-0042","issn":["0899-0042","1520-636X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","medline","norway-1","poland-70","russia-white-list-2"],"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":"Chirality","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/A5108321064","display_name":"Tadashi Shiraiwa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I56624758","display_name":"Kansai University","ror":"https://ror.org/03xg1f311","country_code":"JP","type":"education","lineage":["https://openalex.org/I56624758"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Tadashi Shiraiwa","raw_affiliation_strings":["Faculty of Engineering, Kansai University, Osaka, Japan","Faculty of Engineering, Kansai University, Yamate\u2010cho, Suita, Osaka 564, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Kansai University, Osaka, Japan","institution_ids":["https://openalex.org/I56624758"]},{"raw_affiliation_string":"Faculty of Engineering, Kansai University, Yamate\u2010cho, Suita, Osaka 564, Japan","institution_ids":["https://openalex.org/I56624758"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112448132","display_name":"Hideya Miyazaki","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I56624758","display_name":"Kansai University","ror":"https://ror.org/03xg1f311","country_code":"JP","type":"education","lineage":["https://openalex.org/I56624758"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hideya Miyazaki","raw_affiliation_strings":["Faculty of Engineering, Kansai University, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Kansai University, Osaka, Japan","institution_ids":["https://openalex.org/I56624758"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079132507","display_name":"Takahiro Watanabe","orcid":"https://orcid.org/0000-0002-7249-8106","observed_orcids":["https://orcid.org/0000-0002-7249-8106"]},"institutions":[{"id":"https://openalex.org/I56624758","display_name":"Kansai University","ror":"https://ror.org/03xg1f311","country_code":"JP","type":"education","lineage":["https://openalex.org/I56624758"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takahiro Watanabe","raw_affiliation_strings":["Faculty of Engineering, Kansai University, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Kansai University, Osaka, Japan","institution_ids":["https://openalex.org/I56624758"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023333379","display_name":"Hidemoto Kurokawa","orcid":"https://orcid.org/0000-0002-1144-3400","observed_orcids":["https://orcid.org/0000-0002-1144-3400"]},"institutions":[{"id":"https://openalex.org/I56624758","display_name":"Kansai University","ror":"https://ror.org/03xg1f311","country_code":"JP","type":"education","lineage":["https://openalex.org/I56624758"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hidemoto Kurokawa","raw_affiliation_strings":["Faculty of Engineering, Kansai University, Osaka, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Kansai University, Osaka, Japan","institution_ids":["https://openalex.org/I56624758"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5108321064"],"corresponding_institution_ids":["https://openalex.org/I56624758"],"apc_list":{"value":4030,"currency":"USD","value_usd":4030},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"9","issue":"1","first_page":"48","last_page":"51"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11881","display_name":"Crystallization and Solubility Studies","score":0.7764000296592712,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11881","display_name":"Crystallization and Solubility Studies","score":0.7764000296592712,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10908","display_name":"Analytical Chemistry and Chromatography","score":0.16740000247955322,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical 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/T12527","display_name":"Chemistry and Stereochemistry Studies","score":0.02459999918937683,"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/optical-resolution","display_name":"optical resolution","score":0.9860000014305115},{"id":"https://openalex.org/keywords/preferential-crystallization","display_name":"preferential crystallization","score":0.9769999980926514},{"id":"https://openalex.org/keywords/conglomerate","display_name":"conglomerate","score":0.6729999780654907},{"id":"https://openalex.org/keywords/d-methionine","display_name":"D-methionine","score":0.9070000052452087},{"id":"https://openalex.org/keywords/methionine","display_name":"methionine","score":1.0},{"id":"https://openalex.org/keywords/triethylamine","display_name":"triethylamine","score":0.6919999718666077},{"id":"https://openalex.org/keywords/optical-purity","display_name":"optical purity","score":0.7110000252723694},{"id":"https://openalex.org/keywords/amino-acid-enantiomers","display_name":"amino acid enantiomers","score":0.6019999980926514}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.9232407212257385},{"id":"https://openalex.org/C203036418","wikidata":"https://www.wikidata.org/wiki/Q284256","display_name":"Crystallization","level":2,"score":0.743999719619751},{"id":"https://openalex.org/C2781283055","wikidata":"https://www.wikidata.org/wiki/Q139199","display_name":"Triethylamine","level":2,"score":0.7401464581489563},{"id":"https://openalex.org/C124668440","wikidata":"https://www.wikidata.org/wiki/Q2305173","display_name":"Chirality (physics)","level":5,"score":0.656466007232666},{"id":"https://openalex.org/C2776460385","wikidata":"https://www.wikidata.org/wiki/Q420060","display_name":"Hydrochloride","level":2,"score":0.6502864360809326},{"id":"https://openalex.org/C2780912031","wikidata":"https://www.wikidata.org/wiki/Q180341","display_name":"Methionine","level":3,"score":0.601345956325531},{"id":"https://openalex.org/C13530604","wikidata":"https://www.wikidata.org/wiki/Q15318","display_name":"Melting point","level":2,"score":0.5981423258781433},{"id":"https://openalex.org/C155574463","wikidata":"https://www.wikidata.org/wiki/Q170731","display_name":"Solubility","level":2,"score":0.5380489230155945},{"id":"https://openalex.org/C138268822","wikidata":"https://www.wikidata.org/wiki/Q1051925","display_name":"Resolution (logic)","level":2,"score":0.5171334147453308},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.3556770086288452},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.270933598279953},{"id":"https://openalex.org/C515207424","wikidata":"https://www.wikidata.org/wiki/Q8066","display_name":"Amino acid","level":2,"score":0.15952914953231812},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.06681784987449646},{"id":"https://openalex.org/C2778564446","wikidata":"https://www.wikidata.org/wiki/Q2305173","display_name":"Chiral symmetry","level":3,"score":0.05513322353363037},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C20621625","wikidata":"https://www.wikidata.org/wiki/Q6961432","display_name":"Nambu\u2013Jona-Lasinio model","level":4,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C7602139","wikidata":"https://www.wikidata.org/wiki/Q6718","display_name":"Quark","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","doi":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","is_oa":false,"landing_page_url":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.0.co;2-c","pdf_url":null,"source":{"id":"https://openalex.org/S67976470","display_name":"Chirality","issn_l":"0899-0042","issn":["0899-0042","1520-636X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","medline","norway-1","poland-70","russia-white-list-2"],"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":"Chirality","raw_type":"journal-article"},{"id":"doi:10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.3.co;2-d","doi":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.3.co;2-d","is_oa":false,"landing_page_url":"https://doi.org/10.1002/(sici)1520-636x(1997)9:1<48::aid-chir9>3.3.co;2-d","pdf_url":null,"source":{"id":"https://openalex.org/S67976470","display_name":"Chirality","issn_l":"0899-0042","issn":["0899-0042","1520-636X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","jufo-1","medline","norway-1","poland-70","russia-white-list-2"],"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":"Chirality","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":10,"referenced_works":["https://openalex.org/W1505269754","https://openalex.org/W1512177901","https://openalex.org/W1975119887","https://openalex.org/W2004788985","https://openalex.org/W2009858370","https://openalex.org/W2044646652","https://openalex.org/W2055501682","https://openalex.org/W2108157457","https://openalex.org/W2328357453","https://openalex.org/W4245443316"],"related_works":["https://openalex.org/W3208871725","https://openalex.org/W2094060497","https://openalex.org/W2046127856","https://openalex.org/W2022537098","https://openalex.org/W2073484428","https://openalex.org/W2949733955","https://openalex.org/W1996577896","https://openalex.org/W2027999940","https://openalex.org/W2052943595","https://openalex.org/W2071413118"],"abstract_inverted_index":{"DL-Methionine":[0],"hydrochloride":[1],"(DL-Met\u00b7HCl)":[2],"was":[3,24],"found":[4],"to":[5],"exist":[6],"as":[7],"a":[8],"conglomerate,":[9],"based":[10],"on":[11],"the":[12,35],"infrared":[13],"spectrum,":[14],"solubility,":[15],"and":[16,38,44],"melting":[17],"point.":[18],"The":[19],"optical":[20,48],"resolution":[21],"of":[22,34,46],"DL-Met\u00b7HCl":[23],"successfully":[25],"achieved":[26],"by":[27],"preferential":[28],"crystallization":[29],"into":[30],"D-and":[31],"L-Met\u00b7HCl.":[32],"Treatment":[33],"purified":[36],"D-":[37,43],"L-Met\u00b7HCl":[39],"with":[40],"triethylamine":[41],"gave":[42],"L-methionine":[45],"100%":[47],"purities.":[49],"Chirality,":[50],"9;48\u201351,":[51],"1997.":[52],"\u00a9":[53],"1997":[54],"Wiley-Liss,":[55],"Inc.":[56]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}
