{"id":"https://openalex.org/W7213535654","doi":"https://doi.org/10.26434/chemrxiv.15009074/v1","title":"Hydrogenation of C\u2013C Multiple Bonds with Simple Calcium Salts","display_name":"Hydrogenation of C\u2013C Multiple Bonds with Simple Calcium Salts","publication_year":2026,"publication_date":"2026-09-18","ids":{"openalex":"https://openalex.org/W7213535654","doi":"https://doi.org/10.26434/chemrxiv.15009074/v1"},"language":"en","primary_location":{"id":"doi:10.26434/chemrxiv.15009074/v1","doi":"https://doi.org/10.26434/chemrxiv.15009074/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15009074/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15009074/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15009074/v1","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5094354608","display_name":"Rebecca M. Majchrzak","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Rebecca Majchrzak","raw_affiliation_strings":["Australian National University","Research School of Chemistry"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Chemistry","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034487013","display_name":"Fabian Kallmeier","orcid":"https://orcid.org/0000-0001-7073-2766","observed_orcids":["https://orcid.org/0000-0001-7073-2766"]},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Fabian Kallmeier","raw_affiliation_strings":["Australian National University","Research School of Chemistry"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Chemistry","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5046599699","display_name":"Edgar Zander","orcid":"https://orcid.org/0000-0003-3396-7456","observed_orcids":["https://orcid.org/0000-0003-3396-7456"]},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Edgar Zander","raw_affiliation_strings":["Australian National University","Research School of Chemistry"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Chemistry","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088247445","display_name":"Liesa Eickhoff","orcid":"https://orcid.org/0000-0003-1368-5507","observed_orcids":["https://orcid.org/0000-0003-1368-5507"]},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Liesa Eickhoff","raw_affiliation_strings":["Australian National University","Research School of Chemistry"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australian National University","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Chemistry","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007316465","display_name":"Jamie Hicks","orcid":"https://orcid.org/0000-0001-9450-2594","observed_orcids":["https://orcid.org/0000-0001-9450-2594"]},"institutions":[{"id":"https://openalex.org/I118347636","display_name":"Australian National University","ror":"https://ror.org/019wvm592","country_code":"AU","type":"education","lineage":["https://openalex.org/I118347636"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Jamie Hicks","raw_affiliation_strings":["Australian National University","Research School of Chemistry"],"raw_orcid":"https://orcid.org/0000-0001-9450-2594","affiliations":[{"raw_affiliation_string":"Australian National University","institution_ids":["https://openalex.org/I118347636"]},{"raw_affiliation_string":"Research School of Chemistry","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I118347636"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10811","display_name":"Hydrogen Storage and Materials","score":0.573199987411499,"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/T10811","display_name":"Hydrogen Storage and Materials","score":0.573199987411499,"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/T12240","display_name":"Nanomaterials for catalytic reactions","score":0.10209999978542328,"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/T11281","display_name":"Asymmetric Hydrogenation and Catalysis","score":0.05429999902844429,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic 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/hydrogenation","display_name":"hydrogenation","score":0.7250000238418579},{"id":"https://openalex.org/keywords/calcium-hydride","display_name":"calcium hydride","score":0.8889999985694885},{"id":"https://openalex.org/keywords/calcium-hydroxide","display_name":"calcium hydroxide","score":0.8080000281333923},{"id":"https://openalex.org/keywords/calcium-carbonate","display_name":"calcium carbonate","score":0.996999979019165},{"id":"https://openalex.org/keywords/mechanochemistry","display_name":"mechanochemistry","score":0.6190000176429749},{"id":"https://openalex.org/keywords/solvent-free-catalysis","display_name":"solvent-free catalysis","score":0.6899999976158142},{"id":"https://openalex.org/keywords/transition-metal-free-catalysis","display_name":"transition-metal-free catalysis","score":0.9559999704360962},{"id":"https://openalex.org/keywords/olefin-hydrogenation","display_name":"olefin hydrogenation","score":0.7940000295639038},{"id":"https://openalex.org/keywords/alkyne-hydrogenation","display_name":"alkyne hydrogenation","score":0.9909999966621399},{"id":"https://openalex.org/keywords/aromatic-hydrocarbon-hydrogenation","display_name":"aromatic hydrocarbon hydrogenation","score":0.8569999933242798},{"id":"https://openalex.org/keywords/benzene-hydrogenation","display_name":"benzene hydrogenation","score":0.753000020980835},{"id":"https://openalex.org/keywords/hydrogenolysis","display_name":"hydrogenolysis","score":0.9810000061988831},{"id":"https://openalex.org/keywords/in-situ-hydrogen-production","display_name":"in situ hydrogen generation","score":0.875}],"concepts":[{"id":"https://openalex.org/C181886296","wikidata":"https://www.wikidata.org/wiki/Q903188","display_name":"Hydrogenolysis","level":3,"score":0.8968999981880188},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7524999976158142},{"id":"https://openalex.org/C2777961443","wikidata":"https://www.wikidata.org/wiki/Q106520","display_name":"Hydride","level":3,"score":0.6575999855995178},{"id":"https://openalex.org/C512968161","wikidata":"https://www.wikidata.org/wiki/Q556","display_name":"Hydrogen","level":2,"score":0.5770999789237976},{"id":"https://openalex.org/C519063684","wikidata":"https://www.wikidata.org/wiki/Q706","display_name":"Calcium","level":2,"score":0.5368000268936157},{"id":"https://openalex.org/C2779563543","wikidata":"https://www.wikidata.org/wiki/Q182849","display_name":"Calcium hydroxide","level":2,"score":0.46389999985694885},{"id":"https://openalex.org/C2910173204","wikidata":"https://www.wikidata.org/wiki/Q706","display_name":"Calcium Compounds","level":3,"score":0.41920000314712524},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.4099000096321106},{"id":"https://openalex.org/C68044625","wikidata":"https://www.wikidata.org/wiki/Q1203442","display_name":"Hydrogen storage","level":3,"score":0.40720000863075256},{"id":"https://openalex.org/C2778039128","wikidata":"https://www.wikidata.org/wiki/Q23767","display_name":"Calcium carbonate","level":2,"score":0.35499998927116394},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.34279999136924744},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.32359999418258667},{"id":"https://openalex.org/C2775896084","wikidata":"https://www.wikidata.org/wiki/Q425597","display_name":"Hydroxide","level":2,"score":0.3156999945640564},{"id":"https://openalex.org/C21951064","wikidata":"https://www.wikidata.org/wiki/Q899212","display_name":"Combinatorial chemistry","level":1,"score":0.2971000075340271},{"id":"https://openalex.org/C2992084085","wikidata":"https://www.wikidata.org/wiki/Q214166","display_name":"Catalytic hydrogenation","level":3,"score":0.25529998540878296}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.26434/chemrxiv.15009074/v1","doi":"https://doi.org/10.26434/chemrxiv.15009074/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15009074/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15009074/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.26434/chemrxiv.15009074/v1","doi":"https://doi.org/10.26434/chemrxiv.15009074/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15009074/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15009074/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G1966591894","display_name":"Breaking and Making Bonds with Aluminium","funder_award_id":"FT240100229","funder_id":"https://openalex.org/F4320334704","funder_display_name":"Australian Research Council"},{"id":"https://openalex.org/G2620054367","display_name":null,"funder_award_id":"LPDS 2024-05","funder_id":"https://openalex.org/F4320327945","funder_display_name":"Deutsche Akademie der Naturforscher Leopoldina - Nationale Akademie der Wissenschaften"}],"funders":[{"id":"https://openalex.org/F4320327945","display_name":"Deutsche Akademie der Naturforscher Leopoldina - Nationale Akademie der Wissenschaften","ror":"https://ror.org/03v0k6341"},{"id":"https://openalex.org/F4320329127","display_name":"Westpac Scholars Trust","ror":"https://ror.org/05s501w59"},{"id":"https://openalex.org/F4320334704","display_name":"Australian Research Council","ror":"https://ror.org/05mmh0f86"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7213535654.pdf","grobid_xml":"https://content.openalex.org/works/W7213535654.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2145740642","https://openalex.org/W2093567868","https://openalex.org/W2528411440","https://openalex.org/W4304014847","https://openalex.org/W4225002524","https://openalex.org/W2008954803","https://openalex.org/W2742991421","https://openalex.org/W3013446704","https://openalex.org/W4244947781","https://openalex.org/W7130355067"],"abstract_inverted_index":{"Hydrogenation":[0],"is":[1],"among":[2],"the":[3,71,98,121],"most":[4],"widely":[5],"used":[6],"transformations":[7],"in":[8,68,107],"chemical":[9],"synthesis,":[10],"yet":[11],"it":[12],"typically":[13],"relies":[14],"on":[15,36],"precious":[16],"transition-metal":[17],"catalysts,":[18],"pressurised":[19],"hydrogen":[20,76],"gas":[21],"and":[22,84,90,137],"an":[23,74,128],"excess":[24],"of":[25,38,123,130,144],"solvents.":[26],"Here":[27],"we":[28],"report":[29],"a":[30,134],"solvent-free,":[31],"transition-metal-free":[32],"hydrogenation":[33,122,143],"method":[34,114],"based":[35],"mixtures":[37],"simple,":[39],"commercially":[40],"available":[41],"calcium":[42,56,60,99],"salts":[43],"(CaH":[44],"2":[45,48,67,111],"with":[46,59,106,120,127],"Ca(OH)":[47],"or":[49,62],"CaCO":[50],"3":[51],").":[52],"Under":[53],"mechanochemical":[54],"conditions,":[55],"hydride":[57,100],"reacts":[58],"hydroxide":[61],"carbonate":[63],"to":[64,117,140],"generate":[65],"H":[66,110],"situ,":[69],"eliminating":[70],"need":[72],"for":[73],"external":[75],"source.":[77],"The":[78,113],"system":[79],"efficiently":[80],"hydrogenates":[81],"alkenes,":[82],"alkynes":[83],"aromatic":[85],"hydrocarbons,":[86],"including":[87],"tetrasubstituted":[88],"alkenes":[89],"benzene.":[91],"Mechanistic":[92],"studies":[93],"support":[94],"reversible":[95],"hydrocalciation":[96],"at":[97],"surface":[101],"followed":[102],"by":[103],"irreversible":[104],"hydrogenolysis":[105],"situ":[108],"generated":[109],".":[112],"was":[115],"demonstrated":[116],"be":[118],"general,":[119],"16":[124],"examples":[125],"proceeding":[126],"average":[129],"74%":[131],"yield,":[132],"providing":[133],"safe,":[135],"cheap":[136],"practical":[138],"alternative":[139],"transition":[141],"metal-catalysed":[142],"carbon-carbon":[145],"multiple":[146],"bonds.":[147]},"counts_by_year":[],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2026-09-18T00:00:00"}
