{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,24]],"date-time":"2026-08-24T18:28:48Z","timestamp":1787596128764,"version":"build-2736575974"},"reference-count":33,"publisher":"Wiley","issue":"35","license":[{"start":{"date-parts":[[2026,6,30]],"date-time":"2026-06-30T00:00:00Z","timestamp":1782777600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,6,30]],"date-time":"2026-06-30T00:00:00Z","timestamp":1782777600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["92475102"],"award-info":[{"award-number":["92475102"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["22408152"],"award-info":[{"award-number":["22408152"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["22408046"],"award-info":[{"award-number":["22408046"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100004608","name":"Natural Science Foundation of Jiangsu Province","doi-asserted-by":"publisher","award":["BK20241328"],"award-info":[{"award-number":["BK20241328"]}],"id":[{"id":"10.13039\/501100004608","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities","doi-asserted-by":"publisher","award":["KG202510"],"award-info":[{"award-number":["KG202510"]}],"id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Angew Chem Int Ed"],"published-print":{"date-parts":[[2026,8,24]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Trace removal of hexafluoropropylene (C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>6<\/jats:sub>\n                    ) from octafluoropropane (C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>8<\/jats:sub>\n                    ) is crucial for producing high\u2010purity fluorinated electronic gases, yet it remains highly challenging because of their similar molecular dimensions. Here, we report an electronically driven pore\u2010engineering strategy for C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>8<\/jats:sub>\n                    separation, in which Jahn\u2013Teller\u2010active Cu\n                    <jats:sup>2+<\/jats:sup>\n                    directs framework reconstruction from the large\u2010aperture channels of ZnTPO (H\n                    <jats:sub>3<\/jats:sub>\n                    TPO = tris(4\u2010carboxyphenyl) phosphine oxide) to the narrow cage\u2010like pore network of CuHTPO, thereby switching the separation behavior from co\u2010adsorption to molecular sieving. Consequently, CuHTPO delivers &gt; 99.999% pure C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>8<\/jats:sub>\n                    with productivities of 314.9 and 2819 L kg\n                    <jats:sup>\u22121<\/jats:sup>\n                    from 1\/9 and 1\/99 C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>8<\/jats:sub>\n                    mixtures, respectively. Optical imaging at the single\u2010particle level directly visualizes the rapid transport of C\n                    <jats:sub>3<\/jats:sub>\n                    F\n                    <jats:sub>6<\/jats:sub>\n                    through the channels, while single\u2010crystal X\u2010ray diffraction, FTIR spectroscopy, and molecular simulations collectively elucidate the structural origin of the electronically regulated sieving behavior. Taken together, this work positions electronic\u2010structure\u2010directed pore reconstruction as a powerful material\u2010design strategy for programming\u00a0confined pore spaces, enabling robust and recyclable molecular sieving of closely related gases.\n                  <\/jats:p>","DOI":"10.1002\/anie.1829910","type":"journal-article","created":{"date-parts":[[2026,6,30]],"date-time":"2026-06-30T12:08:56Z","timestamp":1782821336000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Electronic\u2010Structure\u2010Directed Pore Engineering in Metal\u2013Organic Frameworks for Molecular Sieving of C\n                    <sub>3<\/sub>\n                    F\n                    <sub>6<\/sub>\n                    \/C\n                    <sub>3<\/sub>\n                    F\n                    <sub>8<\/sub>"],"prefix":"10.1002","volume":"65","author":[{"given":"Xiangyang","family":"Zhang","sequence":"first","affiliation":[{"name":"State Key Laboratory of Coordination Chemistry School of Chemistry and Chemical Engineering Nanjing University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qi","family":"Ding","sequence":"additional","affiliation":[{"name":"School of Chemistry and Chemical Engineering Southeast University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xuannuo","family":"Yi","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Analytical Chemistry for Life Science, Chemistry and Biomedicine Innovation Center (ChemBIC) School of Chemistry and Chemical Engineering Nanjing University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qingxue","family":"Hui","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Coordination Chemistry School of Chemistry and Chemical Engineering Nanjing University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yu\u2010Hao","family":"Gu","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Coordination Chemistry School of Chemistry and Chemical Engineering Nanjing University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiali","family":"Fu","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Coordination Chemistry School of Chemistry and Chemical Engineering Nanjing University  Nanjing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kuan","family":"Lu","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Coordination Chemistry School of Chemistry and Chemical Engineering Nanjing University  Nanjing 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Number 2549719 (C3F6\u2010loaded CuHTPO) contains the supplementary crystallographic data for this paper. The data is provided free of charge by the joint Cambridge Crystallographic Data Centre and Fachinfor mationszentrum Karlsruhe Access Structures Service wwwccdc.cam.ac.uk\/structures."}],"container-title":["Angewandte Chemie International Edition"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/anie.1829910","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/anie.1829910","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/anie.1829910","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,24]],"date-time":"2026-08-24T17:45:50Z","timestamp":1787593550000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/anie.1829910"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,6,30]]},"references-count":33,"journal-issue":{"issue":"35","published-print":{"date-parts":[[2026,8,24]]}},"alternative-id":["10.1002\/anie.1829910"],"URL":"https:\/\/doi.org\/10.1002\/anie.1829910","archive":["Portico"],"relation":{},"ISSN":["1433-7851","1521-3773"],"issn-type":[{"value":"1433-7851","type":"print"},{"value":"1521-3773","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,6,30]]},"assertion":[{"value":"2026-04-28","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-06-12","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-06-30","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e1829910"}}