Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2067291533', 'doi': 'https://doi.org/10.1021/om801056v', 'title': 'Pincer Complexes of Palladium- and Nickel-Containing 3-Butyl-1-(1,10-phenanthrolin-2-yl)imidazolylidene as Efficient Aqueous Sonogashira and Kumada Coupling Reactions', 'display_name': 'Pincer Complexes of Palladium- and Nickel-Containing 3-Butyl-1-(1,10-phenanthrolin-2-yl)imidazolylidene as Efficient Aqueous Sonogashira and Kumada Coupling Reactions', 'publication_year': 2009, 'publication_date': '2009-01-12', 'ids': {'openalex': 'https://openalex.org/W2067291533', 'doi': 'https://doi.org/10.1021/om801056v', 'mag': '2067291533'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/om801056v', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4924609', 'display_name': 'Organometallics', 'issn_l': '0276-7333', 'issn': ['0276-7333', '1520-6041'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], '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/A5079546616', 'display_name': 'Shaojin Gu', 'orcid': 'https://orcid.org/0000-0001-8305-7691'}, 'institutions': [{'id': 'https://openalex.org/I76130692', 'display_name': 'Zhejiang University', 'ror': 'https://ror.org/00a2xv884', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I76130692']}, {'id': 'https://openalex.org/I196934937', 'display_name': 'Liaocheng University', 'ror': 'https://ror.org/03yh0n709', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I196934937']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Shaojin Gu', 'raw_affiliation_strings': ['Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou 310028, People’s Republic of China, and School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, People’s Republic of China'], 'affiliations': [{'raw_affiliation_string': 'Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou 310028, People’s Republic of China, and School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, People’s Republic of China', 'institution_ids': ['https://openalex.org/I76130692', 'https://openalex.org/I196934937']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5048480286', 'display_name': 'Wanzhi Chen', 'orcid': 'https://orcid.org/0000-0002-7076-1521'}, 'institutions': [{'id': 'https://openalex.org/I196934937', 'display_name': 'Liaocheng University', 'ror': 'https://ror.org/03yh0n709', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I196934937']}, {'id': 'https://openalex.org/I76130692', 'display_name': 'Zhejiang University', 'ror': 'https://ror.org/00a2xv884', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I76130692']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Wanzhi Chen', 'raw_affiliation_strings': ['Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou 310028, People’s Republic of China, and School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, People’s Republic of China'], 'affiliations': [{'raw_affiliation_string': 'Department of Chemistry, Zhejiang University, Xixi Campus, Hangzhou 310028, People’s Republic of China, and School of Chemistry and Chemical Engineering, Liaocheng University, Liaocheng 252059, People’s Republic of China', 'institution_ids': ['https://openalex.org/I196934937', 'https://openalex.org/I76130692']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 9.23, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 137, 'citation_normalized_percentile': {'value': 0.999955, 'is_in_top_1_percent': True, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '28', 'issue': '3', 'first_page': '909', 'last_page': '914'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10548', 'display_name': 'Catalytic Cross-Coupling Reactions', 'score': 1.0, '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'}}, 'topics': [{'id': 'https://openalex.org/T10548', 'display_name': 'Catalytic Cross-Coupling Reactions', 'score': 1.0, '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/T11441', 'display_name': 'Organoboron and organosilicon chemistry', 'score': 0.9986, '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/T11790', 'display_name': 'N-Heterocyclic Carbenes in Organic and Inorganic Chemistry', 'score': 0.9985, '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/sonogashira-coupling', 'display_name': 'Sonogashira coupling', 'score': 0.8616275}, {'id': 'https://openalex.org/keywords/coupling-reaction', 'display_name': 'Coupling reaction', 'score': 0.4372025}], 'concepts': [{'id': 'https://openalex.org/C185592680', 'wikidata': 'https://www.wikidata.org/wiki/Q2329', 'display_name': 'Chemistry', 'level': 0, 'score': 0.9494822}, {'id': 'https://openalex.org/C61442700', 'wikidata': 'https://www.wikidata.org/wiki/Q900334', 'display_name': 'Sonogashira coupling', 'level': 4, 'score': 0.8616275}, {'id': 'https://openalex.org/C502130503', 'wikidata': 'https://www.wikidata.org/wiki/Q1089', 'display_name': 'Palladium', 'level': 3, 'score': 0.7941094}, {'id': 'https://openalex.org/C2781076698', 'wikidata': 'https://www.wikidata.org/wiki/Q718074', 'display_name': 'Aryl', 'level': 3, 'score': 0.781616}, {'id': 'https://openalex.org/C91819851', 'wikidata': 'https://www.wikidata.org/wiki/Q146889', 'display_name': 'Pincer movement', 'level': 3, 'score': 0.7720916}, {'id': 'https://openalex.org/C504270822', 'wikidata': 'https://www.wikidata.org/wiki/Q744', 'display_name': 'Nickel', 'level': 2, 'score': 0.67964417}, {'id': 'https://openalex.org/C155647269', 'wikidata': 'https://www.wikidata.org/wiki/Q243455', 'display_name': 'Medicinal chemistry', 'level': 1, 'score': 0.5312412}, {'id': 'https://openalex.org/C161790260', 'wikidata': 'https://www.wikidata.org/wiki/Q82264', 'display_name': 'Catalysis', 'level': 2, 'score': 0.50752175}, {'id': 'https://openalex.org/C184651966', 'wikidata': 'https://www.wikidata.org/wiki/Q906356', 'display_name': 'Aqueous solution', 'level': 2, 'score': 0.5019977}, {'id': 'https://openalex.org/C2778695967', 'wikidata': 'https://www.wikidata.org/wiki/Q44791900', 'display_name': 'Chloride', 'level': 2, 'score': 0.45528564}, {'id': 'https://openalex.org/C48424934', 'wikidata': 'https://www.wikidata.org/wiki/Q898912', 'display_name': 'Coupling reaction', 'level': 3, 'score': 0.4372025}, {'id': 'https://openalex.org/C188027245', 'wikidata': 'https://www.wikidata.org/wiki/Q750446', 'display_name': 'Polymer chemistry', 'level': 1, 'score': 0.4068682}, {'id': 'https://openalex.org/C75473681', 'wikidata': 'https://www.wikidata.org/wiki/Q188651', 'display_name': 'Photochemistry', 'level': 1, 'score': 0.37738448}, {'id': 'https://openalex.org/C179104552', 'wikidata': 'https://www.wikidata.org/wiki/Q11165', 'display_name': 'Inorganic chemistry', 'level': 1, 'score': 0.34387088}, {'id': 'https://openalex.org/C178790620', 'wikidata': 'https://www.wikidata.org/wiki/Q11351', 'display_name': 'Organic chemistry', 'level': 1, 'score': 0.23078278}, {'id': 'https://openalex.org/C2780263894', 'wikidata': 'https://www.wikidata.org/wiki/Q335268', 'display_name': 'Alkyl', 'level': 2, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1021/om801056v', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4924609', 'display_name': 'Organometallics', 'issn_l': '0276-7333', 'issn': ['0276-7333', '1520-6041'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320006', 'host_organization_name': 'American Chemical Society', 'host_organization_lineage': ['https://openalex.org/P4310320006'], 'host_organization_lineage_names': ['American Chemical Society'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [{'display_name': 'Clean water and sanitation', 'id': 'https://metadata.un.org/sdg/6', 'score': 0.79}], 'grants': [], 'datasets': ['https://openalex.org/W4397837738', 'https://openalex.org/W4397563343', 'https://openalex.org/W4397899622'], 'versions': [], 'referenced_works_count': 94, 'referenced_works': ['https://openalex.org/W1897902125', 'https://openalex.org/W1964120981', 'https://openalex.org/W1966149855', 'https://openalex.org/W1967620487', 'https://openalex.org/W1969473376', 'https://openalex.org/W1969936568', 'https://openalex.org/W1970821164', 'https://openalex.org/W1974395590', 'https://openalex.org/W1977282525', 'https://openalex.org/W1978607191', 'https://openalex.org/W1980487791', 'https://openalex.org/W1981598367', 'https://openalex.org/W1984805099', 'https://openalex.org/W1986858488', 'https://openalex.org/W1989815479', 'https://openalex.org/W1990715565', 'https://openalex.org/W1992899849', 'https://openalex.org/W1994371073', 'https://openalex.org/W1994628146', 'https://openalex.org/W1998139336', 'https://openalex.org/W2001304076', 'https://openalex.org/W2001461847', 'https://openalex.org/W2002905238', 'https://openalex.org/W2007600955', 'https://openalex.org/W2008656557', 'https://openalex.org/W2008902775', 'https://openalex.org/W2010162102', 'https://openalex.org/W2010684275', 'https://openalex.org/W2017291254', 'https://openalex.org/W2017517715', 'https://openalex.org/W2018749372', 'https://openalex.org/W2021766352', 'https://openalex.org/W2021849146', 'https://openalex.org/W2024536147', 'https://openalex.org/W2027222845', 'https://openalex.org/W2028397110', 'https://openalex.org/W2030189497', 'https://openalex.org/W2034382089', 'https://openalex.org/W2035826786', 'https://openalex.org/W2036070426', 'https://openalex.org/W2041104334', 'https://openalex.org/W2041973226', 'https://openalex.org/W2043837774', 'https://openalex.org/W2043949189', 'https://openalex.org/W2044518955', 'https://openalex.org/W2044571535', 'https://openalex.org/W2047788794', 'https://openalex.org/W2047962993', 'https://openalex.org/W2048311919', 'https://openalex.org/W2049355155', 'https://openalex.org/W2051625593', 'https://openalex.org/W2052356457', 'https://openalex.org/W2053349074', 'https://openalex.org/W2055069218', 'https://openalex.org/W2057278919', 'https://openalex.org/W2058767980', 'https://openalex.org/W2060232839', 'https://openalex.org/W2061203952', 'https://openalex.org/W2064247526', 'https://openalex.org/W2064597759', 'https://openalex.org/W2067967754', 'https://openalex.org/W2074223877', 'https://openalex.org/W2074276262', 'https://openalex.org/W2074984260', 'https://openalex.org/W2077156540', 'https://openalex.org/W2077708265', 'https://openalex.org/W2079082185', 'https://openalex.org/W2084499566', 'https://openalex.org/W2084910777', 'https://openalex.org/W2089289140', 'https://openalex.org/W2089309345', 'https://openalex.org/W2090033165', 'https://openalex.org/W2093724519', 'https://openalex.org/W2094107320', 'https://openalex.org/W2107418711', 'https://openalex.org/W2108411770', 'https://openalex.org/W2113257997', 'https://openalex.org/W2114140877', 'https://openalex.org/W2119831452', 'https://openalex.org/W2133320381', 'https://openalex.org/W2136711287', 'https://openalex.org/W2138069699', 'https://openalex.org/W2138366418', 'https://openalex.org/W2140948079', 'https://openalex.org/W2157853748', 'https://openalex.org/W2340892239', 'https://openalex.org/W2949169341', 'https://openalex.org/W2949580456', 'https://openalex.org/W2950666590', 'https://openalex.org/W2951470718', 'https://openalex.org/W2951503210', 'https://openalex.org/W2951576699', 'https://openalex.org/W2952054754', 'https://openalex.org/W2953141269'], 'related_works': ['https://openalex.org/W2971529816', 'https://openalex.org/W2952145616', 'https://openalex.org/W2949726779', 'https://openalex.org/W2895085170', 'https://openalex.org/W2503339749', 'https://openalex.org/W2145273214', 'https://openalex.org/W2087160292', 'https://openalex.org/W2073559781', 'https://openalex.org/W2066786006', 'https://openalex.org/W2000956502'], 'abstract_inverted_index': {'Palladium': [0], 'and': [1, 8, 17, 22, 25, 35, 89], 'nickel': [2, 99], 'complexes,': [3], '[Pd(L)Cl](PF6)': [4], '(1),': [5], '[Ni(L)Cl](PF6)': [6], '(2),': [7], '[Ni(L)2](PF6)2': [9], '(3),': [10], 'containing': [11], '3-butyl-1-(1,10-phenanthrolin-2-yl)imidazolylidene': [12], '(L)': [13], 'have': [14], 'been': [15], 'synthesized': [16], 'fully': [18], 'characterized': [19], 'by': [20, 63], 'NMR': [21], 'ESI-MS': [23], 'spectroscopy': [24], 'X-ray': [26], 'diffraction': [27], 'analysis.': [28], 'The': [29, 98], 'unsymmetrical': [30], 'NNC': [31], 'pincer': [32, 65], 'complexes': [33], '1': [34, 74], '2': [36, 101], 'are': [37], 'square': [38], 'planar': [39], 'with': [40, 58], 'a': [41, 54], 'chloride': [42, 112], 'trans': [43], 'to': [44], 'the': [45, 106], 'internal': [46], 'nitrogen': [47], 'atom': [48], 'of': [49, 83, 110], 'phenanthroline.': [50], 'Complex': [51], '3': [52], 'is': [53, 75], 'paramagnetic': [55], 'octahedral': [56], 'complex': [57, 100], 'its': [59], 'central': [60], 'metal': [61], 'surrounded': [62], 'two': [64], 'ligands.': [66], 'A': [67], 'catalytic': [68], 'study': [69], 'shows': [70], 'that': [71], 'palladium': [72], 'compound': [73], 'highly': [76], 'active': [77], 'in': [78, 95, 105], 'copper-free': [79], 'Sonogashira': [80], 'cross-coupling': [81, 108], 'reactions': [82], 'aryl': [84, 90, 111], 'iodides': [85], 'at': [86, 92, 113], 'room': [87, 114], 'temperature': [88], 'bromides': [91], '80': [93], '°C': [94], 'neat': [96], 'water.': [97], 'exhibits': [102], 'good': [103], 'activity': [104], 'Kumada': [107], 'reaction': [109], 'temperature.': [115]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2067291533', 'counts_by_year': [{'year': 2024, 'cited_by_count': 2}, {'year': 2023, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 4}, {'year': 2021, 'cited_by_count': 3}, {'year': 2020, 'cited_by_count': 7}, {'year': 2019, 'cited_by_count': 6}, {'year': 2018, 'cited_by_count': 7}, {'year': 2017, 'cited_by_count': 7}, {'year': 2016, 'cited_by_count': 5}, {'year': 2015, 'cited_by_count': 12}, {'year': 2014, 'cited_by_count': 13}, {'year': 2013, 'cited_by_count': 14}, {'year': 2012, 'cited_by_count': 15}], 'updated_date': '2025-01-09T02:23:32.577094', 'created_date': '2016-06-24'}