Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2103197351', 'doi': 'https://doi.org/10.1016/s0040-4039(01)00809-7', 'title': 'Trimeric Cinchona alkaloid phase-transfer catalyst: α,α′,α′′-tris[O(9)-allylcinchonidinium]mesitylene tribromide', 'display_name': 'Trimeric Cinchona alkaloid phase-transfer catalyst: α,α′,α′′-tris[O(9)-allylcinchonidinium]mesitylene tribromide', 'publication_year': 2001, 'publication_date': '2001-07-01', 'ids': {'openalex': 'https://openalex.org/W2103197351', 'doi': 'https://doi.org/10.1016/s0040-4039(01)00809-7', 'mag': '2103197351'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0040-4039(01)00809-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133942674', 'display_name': 'Tetrahedron Letters', 'issn_l': '0040-4039', 'issn': ['0040-4039', '1873-3581'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, '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': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5089409756', 'display_name': 'Hyeung‐geun Park', 'orcid': 'https://orcid.org/0000-0002-9645-8221'}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Hyeung-geun Park', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5046649612', 'display_name': 'Byeong‐Seon Jeong', 'orcid': 'https://orcid.org/0000-0002-7814-6638'}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Byeong-seon Jeong', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5041679024', 'display_name': 'Mi‐Sook Yoo', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Mi-sook Yoo', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5081195918', 'display_name': 'Mi‐kyoung Park', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Mi-kyoung Park', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5021745506', 'display_name': 'Hoon Huh', 'orcid': 'https://orcid.org/0000-0003-1531-5796'}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Hoon Huh', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5110620354', 'display_name': 'Sang‐sup Jew', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I139264467', 'display_name': 'Seoul National University', 'ror': 'https://ror.org/04h9pn542', 'country_code': 'KR', 'type': 'education', 'lineage': ['https://openalex.org/I139264467']}], 'countries': ['KR'], 'is_corresponding': False, 'raw_author_name': 'Sang-sup Jew', 'raw_affiliation_strings': ['College of Pharmacy Seoul National University Seoul 151-742 South Korea'], 'affiliations': [{'raw_affiliation_string': 'College of Pharmacy Seoul National University Seoul 151-742 South Korea', 'institution_ids': ['https://openalex.org/I139264467']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 3690, 'currency': 'USD', 'value_usd': 3690, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 3.413, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 100, 'citation_normalized_percentile': {'value': 0.884658, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 95, 'max': 96}, 'biblio': {'volume': '42', 'issue': '28', 'first_page': '4645', 'last_page': '4648'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T13971', 'display_name': 'Synthesis and Biological Activity', 'score': 0.9977, 'subfield': {'id': 'https://openalex.org/subfields/1306', 'display_name': 'Cancer Research'}, '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/T13971', 'display_name': 'Synthesis and Biological Activity', 'score': 0.9977, 'subfield': {'id': 'https://openalex.org/subfields/1306', 'display_name': 'Cancer Research'}, '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/T10911', 'display_name': 'Chemical Synthesis and Analysis', 'score': 0.9971, '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/T10835', 'display_name': 'Carbohydrate Chemistry and Synthesis', 'score': 0.9965, '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/mesitylene', 'display_name': 'Mesitylene', 'score': 0.94152176}, {'id': 'https://openalex.org/keywords/cinchona', 'display_name': 'Cinchona', 'score': 0.85058844}, {'id': 'https://openalex.org/keywords/tribromide', 'display_name': 'Tribromide', 'score': 0.6702306}, {'id': 'https://openalex.org/keywords/trimer', 'display_name': 'Trimer', 'score': 0.5241637}, {'id': 'https://openalex.org/keywords/cinchonidine', 'display_name': 'Cinchonidine', 'score': 0.47583058}], 'concepts': [{'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.9508992}, {'id': 'https://openalex.org/C2777352791', 'wikidata': 'https://www.wikidata.org/wiki/Q425161', 'display_name': 'Mesitylene', 'level': 3, 'score': 0.94152176}, {'id': 'https://openalex.org/C2777797831', 'wikidata': 'https://www.wikidata.org/wiki/Q160090', 'display_name': 'Cinchona', 'level': 4, 'score': 0.85058844}, {'id': 'https://openalex.org/C2777496521', 'wikidata': 'https://www.wikidata.org/wiki/Q7840446', 'display_name': 'Tribromide', 'level': 2, 'score': 0.6702306}, {'id': 'https://openalex.org/C161790260', 'wikidata': 'https://www.wikidata.org/wiki/Q82264', 'display_name': 'Catalysis', 'level': 2, 'score': 0.66943425}, {'id': 'https://openalex.org/C164361826', 'wikidata': 'https://www.wikidata.org/wiki/Q177604', 'display_name': 'Alkylation', 'level': 3, 'score': 0.5823911}, {'id': 'https://openalex.org/C146686406', 'wikidata': 'https://www.wikidata.org/wiki/Q898628', 'display_name': 'Enantioselective synthesis', 'level': 3, 'score': 0.529088}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.52620083}, {'id': 'https://openalex.org/C2776403692', 'wikidata': 'https://www.wikidata.org/wiki/Q898416', 'display_name': 'Trimer', 'level': 3, 'score': 0.5241637}, {'id': 'https://openalex.org/C2777243832', 'wikidata': 'https://www.wikidata.org/wiki/Q412713', 'display_name': 'Cinchonidine', 'level': 4, 'score': 0.47583058}, {'id': 'https://openalex.org/C2781014771', 'wikidata': 'https://www.wikidata.org/wiki/Q413961', 'display_name': 'Tris', 'level': 2, 'score': 0.46381232}, {'id': 'https://openalex.org/C2779870022', 'wikidata': 'https://www.wikidata.org/wiki/Q190901', 'display_name': 'Ammonium', 'level': 2, 'score': 0.45643792}, {'id': 'https://openalex.org/C155647269', 'wikidata': 'https://www.wikidata.org/wiki/Q243455', 'display_name': 'Medicinal chemistry', 'level': 1, 'score': 0.4138792}, {'id': 'https://openalex.org/C188027245', 'wikidata': 'https://www.wikidata.org/wiki/Q750446', 'display_name': 'Polymer chemistry', 'level': 1, 'score': 0.36053744}, {'id': 'https://openalex.org/C2779546866', 'wikidata': 'https://www.wikidata.org/wiki/Q531306', 'display_name': 'Dimer', 'level': 2, 'score': 0.2929964}, {'id': 'https://openalex.org/C55493867', 'wikidata': 'https://www.wikidata.org/wiki/Q7094', 'display_name': 'Biochemistry', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1016/s0040-4039(01)00809-7', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133942674', 'display_name': 'Tetrahedron Letters', 'issn_l': '0040-4039', 'issn': ['0040-4039', '1873-3581'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, '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': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/6', 'display_name': 'Clean water and sanitation', 'score': 0.49}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 28, 'referenced_works': ['https://openalex.org/W1506938930', 'https://openalex.org/W1972483332', 'https://openalex.org/W1978551546', 'https://openalex.org/W1997387855', 'https://openalex.org/W2001613281', 'https://openalex.org/W2003494448', 'https://openalex.org/W2014762313', 'https://openalex.org/W2022424917', 'https://openalex.org/W2049191571', 'https://openalex.org/W2049221123', 'https://openalex.org/W2053395736', 'https://openalex.org/W2061329024', 'https://openalex.org/W2070370726', 'https://openalex.org/W2077629182', 'https://openalex.org/W2090974047', 'https://openalex.org/W2114290985', 'https://openalex.org/W2130950592', 'https://openalex.org/W2155410045', 'https://openalex.org/W2331771292', 'https://openalex.org/W2950497827', 'https://openalex.org/W2950532161', 'https://openalex.org/W2950577927', 'https://openalex.org/W2951031486', 'https://openalex.org/W4231794814', 'https://openalex.org/W4235658420', 'https://openalex.org/W4237857367', 'https://openalex.org/W4241662330', 'https://openalex.org/W4255886240'], 'related_works': ['https://openalex.org/W342380906', 'https://openalex.org/W2951920729', 'https://openalex.org/W2951296881', 'https://openalex.org/W279513949', 'https://openalex.org/W2322067130', 'https://openalex.org/W2172788164', 'https://openalex.org/W2103197351', 'https://openalex.org/W2009186668', 'https://openalex.org/W1976875348', 'https://openalex.org/W134572478'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2103197351', 'counts_by_year': [{'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 1}, {'year': 2017, 'cited_by_count': 2}, {'year': 2015, 'cited_by_count': 3}, {'year': 2014, 'cited_by_count': 2}, {'year': 2013, 'cited_by_count': 6}, {'year': 2012, 'cited_by_count': 7}], 'updated_date': '2024-12-11T10:57:40.227380', 'created_date': '2016-06-24'}