{"id":"https://openalex.org/W2084031965","doi":"https://doi.org/10.1002/chem.200601308","title":"Stereoselective Ring\u2010Opening Polymerization of a Racemic Lactide by Using Achiral Salen\u2013 and Homosalen\u2013Aluminum Complexes","display_name":"Stereoselective Ring\u2010Opening Polymerization of a Racemic Lactide by Using Achiral Salen\u2013 and Homosalen\u2013Aluminum Complexes","publication_year":2007,"publication_date":"2007-03-06","ids":{"openalex":"https://openalex.org/W2084031965","doi":"https://doi.org/10.1002/chem.200601308","mag":"2084031965","pmid":"https://pubmed.ncbi.nlm.nih.gov/17340674"},"language":"en","primary_location":{"id":"doi:10.1002/chem.200601308","doi":"https://doi.org/10.1002/chem.200601308","is_oa":false,"landing_page_url":"https://doi.org/10.1002/chem.200601308","pdf_url":null,"source":{"id":"https://openalex.org/S68911691","display_name":"Chemistry - A European Journal","issn_l":"0947-6539","issn":["0947-6539","1521-3765"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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":"Chemistry \u2013 A European Journal","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W2084031965"],"child_works_count":0,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5018644891","display_name":"Nobuyoshi Nomura","orcid":"https://orcid.org/0000-0001-7928-5923","observed_orcids":["https://orcid.org/0000-0001-7928-5923"]},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Nobuyoshi Nomura","raw_affiliation_strings":["Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan. nomura@nagoya-u.jp","Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan. nomura@nagoya-u.jp","institution_ids":["https://openalex.org/I60134161"]},{"raw_affiliation_string":"Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113647757","display_name":"Ryohei Ishii","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ryohei Ishii","raw_affiliation_strings":["Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan,","Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan,","institution_ids":["https://openalex.org/I60134161"]},{"raw_affiliation_string":"Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5067407925","display_name":"Yoshihiko Yamamoto","orcid":"https://orcid.org/0000-0001-8544-6324","observed_orcids":["https://orcid.org/0000-0001-8544-6324"]},"institutions":[{"id":"https://openalex.org/I114531698","display_name":"Tokyo Institute of Technology","ror":"https://ror.org/0112mx960","country_code":"JP","type":"education","lineage":["https://openalex.org/I114531698","https://openalex.org/I4400009020"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshihiko Yamamoto","raw_affiliation_strings":["Department of Applied Chemistry, Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo 152-8552, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Chemistry, Graduate School of Science and Engineering, Tokyo Institute of Technology, Meguro, Tokyo 152-8552, Japan","institution_ids":["https://openalex.org/I114531698"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035810712","display_name":"Tadao Kondo","orcid":"https://orcid.org/0000-0003-4479-9443","observed_orcids":["https://orcid.org/0000-0003-4479-9443"]},"institutions":[{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tadao Kondo","raw_affiliation_strings":["Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory of Polymer Chemistry, Graduate School of Bioagricultural Sciences, Nagoya University, Nagoya 464-8601, Japan, Fax: (+81)\u200952-789-4012","institution_ids":["https://openalex.org/I60134161"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4640,"currency":"USD","value_usd":4640},"apc_paid":null,"fwci":8.0481,"has_fulltext":false,"cited_by_count":419,"citation_normalized_percentile":{"value":0.98742079,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":100},"biblio":{"volume":"13","issue":"16","first_page":"4433","last_page":"4451"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"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/T10092","display_name":"Organometallic Complex Synthesis and Catalysis","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/T10013","display_name":"Asymmetric Synthesis and Catalysis","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/stereoselective-ring-opening-polymerization","display_name":"stereoselective ring-opening polymerization","score":0.968999981880188},{"id":"https://openalex.org/keywords/polylactic-acid","display_name":"polylactic acid","score":0.8339999914169312},{"id":"https://openalex.org/keywords/isotacticity","display_name":"isotacticity","score":0.6359999775886536},{"id":"https://openalex.org/keywords/schiff-base-ligands","display_name":"Schiff base ligands","score":0.7549999952316284},{"id":"https://openalex.org/keywords/chain-end-control","display_name":"chain-end control","score":0.5699999928474426},{"id":"https://openalex.org/keywords/bulk-polymerization","display_name":"bulk polymerization","score":0.7829999923706055},{"id":"https://openalex.org/keywords/living-polymerization","display_name":"living polymerization","score":0.5950000286102295},{"id":"https://openalex.org/keywords/stereoselectivity","display_name":"stereoselectivity","score":0.5630000233650208},{"id":"https://openalex.org/keywords/l-lactide","display_name":"L-lactide","score":0.593999981880188},{"id":"https://openalex.org/keywords/melting-point","display_name":"melting point","score":0.44200000166893005}],"concepts":[{"id":"https://openalex.org/C2776743539","wikidata":"https://www.wikidata.org/wiki/Q421313","display_name":"Lactide","level":4,"score":0.8187387585639954},{"id":"https://openalex.org/C201194858","wikidata":"https://www.wikidata.org/wiki/Q898238","display_name":"Steric effects","level":2,"score":0.6614816188812256},{"id":"https://openalex.org/C188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","level":1,"score":0.6103572845458984},{"id":"https://openalex.org/C44228677","wikidata":"https://www.wikidata.org/wiki/Q181898","display_name":"Polymerization","level":3,"score":0.6028746962547302},{"id":"https://openalex.org/C203897987","wikidata":"https://www.wikidata.org/wiki/Q900770","display_name":"Ring-opening polymerization","level":4,"score":0.5879079699516296},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5747383832931519},{"id":"https://openalex.org/C2776568683","wikidata":"https://www.wikidata.org/wiki/Q23005640","display_name":"Moiety","level":2,"score":0.5617243647575378},{"id":"https://openalex.org/C2780871995","wikidata":"https://www.wikidata.org/wiki/Q2500485","display_name":"Diamine","level":2,"score":0.5270025134086609},{"id":"https://openalex.org/C116569031","wikidata":"https://www.wikidata.org/wiki/Q899107","display_name":"Ligand (biochemistry)","level":3,"score":0.5108199119567871},{"id":"https://openalex.org/C58018886","wikidata":"https://www.wikidata.org/wiki/Q372660","display_name":"Tacticity","level":4,"score":0.5055408477783203},{"id":"https://openalex.org/C2776910235","wikidata":"https://www.wikidata.org/wiki/Q18574","display_name":"Reactivity (psychology)","level":3,"score":0.4635334312915802},{"id":"https://openalex.org/C138716334","wikidata":"https://www.wikidata.org/wiki/Q268477","display_name":"Diastereomer","level":2,"score":0.4337104558944702},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.3118380606174469},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.29085773229599},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.15679901838302612},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C170493617","wikidata":"https://www.wikidata.org/wiki/Q208467","display_name":"Receptor","level":2,"score":0.0},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000535","descriptor_name":"Aluminum","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D005029","descriptor_name":"Ethylenediamines","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D008024","descriptor_name":"Ligands","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008958","descriptor_name":"Models, Molecular","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009942","descriptor_name":"Organometallic Compounds","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D011091","descriptor_name":"Polyesters","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011108","descriptor_name":"Polymers","qualifier_ui":"Q000138","qualifier_name":"chemical synthesis","is_major_topic":true},{"descriptor_ui":"D011108","descriptor_name":"Polymers","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false},{"descriptor_ui":"D013237","descriptor_name":"Stereoisomerism","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015394","descriptor_name":"Molecular Structure","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018360","descriptor_name":"Crystallography, X-Ray","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019344","descriptor_name":"Lactic Acid","qualifier_ui":"Q000138","qualifier_name":"chemical synthesis","is_major_topic":true},{"descriptor_ui":"D019344","descriptor_name":"Lactic Acid","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1002/chem.200601308","doi":"https://doi.org/10.1002/chem.200601308","is_oa":false,"landing_page_url":"https://doi.org/10.1002/chem.200601308","pdf_url":null,"source":{"id":"https://openalex.org/S68911691","display_name":"Chemistry - A European Journal","issn_l":"0947-6539","issn":["0947-6539","1521-3765"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"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":"Chemistry \u2013 A European Journal","raw_type":"journal-article"},{"id":"pmid:17340674","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/17340674","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Chemistry (Weinheim an der Bergstrasse, Germany)","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":81,"referenced_works":["https://openalex.org/W65192876","https://openalex.org/W1837430940","https://openalex.org/W1945938174","https://openalex.org/W1964006953","https://openalex.org/W1967054776","https://openalex.org/W1967984957","https://openalex.org/W1968846725","https://openalex.org/W1972942538","https://openalex.org/W1972954533","https://openalex.org/W1978834341","https://openalex.org/W1979789235","https://openalex.org/W1981810075","https://openalex.org/W1981811972","https://openalex.org/W1981922446","https://openalex.org/W1984957616","https://openalex.org/W1985088426","https://openalex.org/W1985570466","https://openalex.org/W1990098802","https://openalex.org/W1991096520","https://openalex.org/W1998791216","https://openalex.org/W2000799279","https://openalex.org/W2000855711","https://openalex.org/W2002674448","https://openalex.org/W2003956391","https://openalex.org/W2004172020","https://openalex.org/W2007837706","https://openalex.org/W2012749175","https://openalex.org/W2018158908","https://openalex.org/W2019295202","https://openalex.org/W2021648154","https://openalex.org/W2023170224","https://openalex.org/W2024025852","https://openalex.org/W2025650969","https://openalex.org/W2026923635","https://openalex.org/W2027210775","https://openalex.org/W2034222578","https://openalex.org/W2035200786","https://openalex.org/W2039939220","https://openalex.org/W2041219976","https://openalex.org/W2041546233","https://openalex.org/W2044949396","https://openalex.org/W2045361084","https://openalex.org/W2047814327","https://openalex.org/W2047943168","https://openalex.org/W2049787068","https://openalex.org/W2061088416","https://openalex.org/W2064494614","https://openalex.org/W2065389010","https://openalex.org/W2065579325","https://openalex.org/W2068199694","https://openalex.org/W2070354803","https://openalex.org/W2072564374","https://openalex.org/W2072618551","https://openalex.org/W2078498082","https://openalex.org/W2079669276","https://openalex.org/W2081423821","https://openalex.org/W2082032900","https://openalex.org/W2082264584","https://openalex.org/W2082879191","https://openalex.org/W2085324162","https://openalex.org/W2085577464","https://openalex.org/W2086107432","https://openalex.org/W2086946175","https://openalex.org/W2092337099","https://openalex.org/W2092999693","https://openalex.org/W2105249240","https://openalex.org/W2118098303","https://openalex.org/W2129921187","https://openalex.org/W2139636274","https://openalex.org/W2145830371","https://openalex.org/W2165822172","https://openalex.org/W2169039177","https://openalex.org/W2170498612","https://openalex.org/W2261607103","https://openalex.org/W2474579450","https://openalex.org/W2949289551","https://openalex.org/W2951371726","https://openalex.org/W2951399512","https://openalex.org/W2952262500","https://openalex.org/W4229965561","https://openalex.org/W4247245026"],"related_works":["https://openalex.org/W1993309120","https://openalex.org/W2467184100","https://openalex.org/W2047814327","https://openalex.org/W2238564871","https://openalex.org/W2376889912","https://openalex.org/W2118098303","https://openalex.org/W2092999693","https://openalex.org/W2079669276","https://openalex.org/W2321655997","https://openalex.org/W4383100916"],"abstract_inverted_index":{"Highly":[0],"isotactic":[1],"polylactide":[2],"or":[3],"poly(lactic":[4],"acid)":[5],"is":[6,137,160,206,226,275],"synthesized":[7],"in":[8,55,112,133,156,169,198,213,222,230],"a":[9,149,246,279],"ring-opening":[10],"polymerization":[11,126,270,288],"(ROP)":[12],"of":[13,27,32,36,44,70,87,106,130,143,179,194,201,236,259,267],"racemic":[14,202],"lactide":[15,203],"with":[16,162,166,210,233],"achiral":[17,123],"salen-":[18],"and":[19,46,90,118,204,241,284],"homosalen-aluminum":[20],"complexes":[21,53,73,108,121],"(salenH(2)=N,N'-bis(salicylidene)ethylene-1,2-diamine;":[22],"homosalenH(2)=N,N'-bis(salicylidene)trimethylene-1,3-diamine).":[23],"A":[24],"systematic":[25],"exploration":[26],"ligands":[28],"demonstrates":[29,95],"the":[30,33,37,42,47,63,71,88,103,107,120,125,131,134,141,144,157,163,170,177,180,185,195,199,211,214,227,242,268],"importance":[31],"steric":[34],"influence":[35],"Schiff":[38],"base":[39],"moiety":[40],"on":[41],"degree":[43],"isotacticity":[45,142],"backbone":[48,132,171],"for":[49,285],"high":[50,239,280],"activity.":[51],"The":[52,67,128,153,192,217,265],"prepared":[54],"situ":[56],"are":[57,74,83,99,122],"pure":[58],"enough":[59],"to":[60,62,148,184,208,253],"apply":[61],"polymerizations":[64],"without":[65],"purification.":[66],"crystal":[68],"structures":[69],"key":[72],"elucidated":[75],"by":[76],"X-ray":[77],"diffraction,":[78],"which":[79,225],"confirms":[80],"that":[81,96,102,119,258],"they":[82],"chiral.":[84],"However,":[85],"analysis":[86],"(1)H":[89],"(13)C":[91],"NMR":[92],"spectra":[93],"unambiguously":[94],"their":[97],"conformations":[98],"so":[100],"flexible":[101],"chiral":[104],"environment":[105],"cannot":[109],"be":[110,220],"maintained":[111,276],"solution":[113],"at":[114,176,238,271,278],"25":[115],"degrees":[116,190,255,263,273],"C":[117,274],"under":[124],"conditions.":[127],"flexibility":[129],"propagation":[135],"steps":[136],"also":[138],"documented.":[139],"Hence,":[140],"polymer":[145,244],"occurs":[146],"due":[147],"chain-end":[150],"control":[151],"mechanism.":[152],"highest":[154,186],"reactivity":[155],"present":[158,215],"system":[159],"obtained":[161],"homosalen":[164],"ligand":[165],"2,2-dimethyl":[167],"substituents":[168,175],"(ArCH==NCH(2)CMe(2)CH(2)N==CHAr),":[172],"whereas":[173],"tBuMe(2)Si":[174],"3-positions":[178],"salicylidene":[181],"moieties":[182],"lead":[183],"selectivity":[187],"(P(meso)=0.9(8);":[188],"T(m)=210":[189],"C).":[191,264],"ratio":[193],"rate":[196],"constants":[197],"ROPs":[200],"L-lactide":[205],"found":[207],"correlate":[209],"stereoselectivity":[212,237],"system.":[216],"complex":[218],"can":[219],"utilized":[221],"bulk":[223,269],"polymerization,":[224],"most":[228],"attractive":[229],"industry,":[231],"although":[232],"some":[234],"loss":[235],"temperature,":[240],"afforded":[243],"shows":[245],"higher":[247],"melting":[248],"temperature":[249],"(P(meso)=0.9(2),":[250],"T(m)":[251],"up":[252],"189":[254],"C)":[256],"than":[257],"homochiral":[260],"poly(L-lactide)":[261],"(T(m)=162-180":[262],"\"livingness\"":[266],"130":[272],"even":[277],"conversion":[281],"(97-98":[282],"%)":[283],"an":[286],"extended":[287],"time":[289],"(1-2":[290],"h).":[291]},"counts_by_year":[{"year":2026,"cited_by_count":10},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":18},{"year":2023,"cited_by_count":17},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":15},{"year":2020,"cited_by_count":19},{"year":2019,"cited_by_count":28},{"year":2018,"cited_by_count":25},{"year":2017,"cited_by_count":34},{"year":2016,"cited_by_count":30},{"year":2015,"cited_by_count":32},{"year":2014,"cited_by_count":42},{"year":2013,"cited_by_count":25},{"year":2012,"cited_by_count":35}],"updated_date":"2026-11-14T11:04:58.165337","created_date":"2016-06-24T00:00:00"}