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However, these active species are difficult to be isolated, and their reactivities are underexplored. So far, only a few multinuclear iron parent imides were reported, but none plays a key intersection during the bidirectional transformation. Herein, we adopt the bulky 1,2,4\u2010tri(\n                    <jats:italic>tert<\/jats:italic>\n                    \u2010butyl)cyclopentadienyl (Cp\u2032) and bidentate 1,3\u2010propanedithiolate (pdt) ligand to provide the steric protection for the reactive [Fe\n                    <jats:sub>2<\/jats:sub>\n                    S\n                    <jats:sub>2<\/jats:sub>\n                    ] scaffold. As predicted, the highly active imido species can be captured by this [Fe\n                    <jats:sub>2<\/jats:sub>\n                    S\n                    <jats:sub>2<\/jats:sub>\n                    ] platform to generate a novel thiolate\u2010bridged diiron parent\n                    <jats:italic>\u03bc<\/jats:italic>\n                    \u2010imide complex\n                    <jats:bold>3<\/jats:bold>\n                    . M\u00f6ssbauer spectroscopy and DFT calculation reveal that\n                    <jats:bold>3<\/jats:bold>\n                    features a bent {Fe\n                    <jats:sup>III<\/jats:sup>\n                    \u2212NH\n                    <jats:sup>2\u2212<\/jats:sup>\n                    \u2212Fe\n                    <jats:sup>III<\/jats:sup>\n                    } framework with two anti\u2010ferromagnetic coupled, low\u2010spin Fe(III) centers. Importantly, imide\n                    <jats:bold>3<\/jats:bold>\n                    can not only undergo protonation to generate amide and finally release ammonia, but also go through hydrogen atom transfer to regenerate nitride. This reactivity indicates that\n                    <jats:bold>3<\/jats:bold>\n                    is a key junction that associates the late stage (N\n                    <jats:sup>3\u2212<\/jats:sup>\n                    \u2192 NH\n                    <jats:sup>2\u2212<\/jats:sup>\n                    \u2192 NH\n                    <jats:sub>2<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u2192 NH\n                    <jats:sub>3<\/jats:sub>\n                    ) of nitrogen fixation and the initial period (NH\n                    <jats:sub>2<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u2192 NH\n                    <jats:sup>2\u2212<\/jats:sup>\n                    \u2192 N\n                    <jats:sup>3\u2212<\/jats:sup>\n                    ) of ammonia oxidation. Overall, this work provides one available strategy that can stabilize a high\u2010activity imide and investigate its reactivity of bidirectional interconversion.\n                  <\/jats:p>","DOI":"10.1002\/anie.9199303","type":"journal-article","created":{"date-parts":[[2026,9,9]],"date-time":"2026-09-09T04:35:36Z","timestamp":1788928536000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["A Thiolate\u2010Bridged Diiron Parent\n                    <i>\u03bc<\/i>\n                    \u2010Imide Involving as a Key Junction in the Bidirectional Interconversion Between Nitride and Amide"],"prefix":"10.1002","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-1138-575X","authenticated-orcid":false,"given":"Luyang","family":"Sun","sequence":"first","affiliation":[{"name":"State Key Laboratory of Fine Chemicals, Frontier Science Center for Smart Materials, School of Chemical Engineering Dalian University of Technology  Dalian P. 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