{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,30]],"date-time":"2026-07-30T16:33:26Z","timestamp":1785429206729,"version":"3.56.0"},"reference-count":25,"publisher":"International Union of Crystallography (IUCr)","issue":"2","license":[{"start":{"date-parts":[[2025,1,23]],"date-time":"2025-01-23T00:00:00Z","timestamp":1737590400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"},{"start":{"date-parts":[[2025,1,23]],"date-time":"2025-01-23T00:00:00Z","timestamp":1737590400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"DOI":"10.13039\/501100003398","name":"Shanxi Scholarship Council of China","doi-asserted-by":"crossref","award":["2022-184"],"award-info":[{"award-number":["2022-184"]}],"id":[{"id":"10.13039\/501100003398","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":["iucr.org","wiley.com","iucrj.org"],"crossmark-restriction":true},"short-container-title":["Acta Crystallogr E Cryst Commun","Acta Cryst E","Acta Cryst Sect E","Acta Crystallogr E","Acta Crystallogr Sect E","Acta Cryst E Cryst Commun","Acta Cryst Sect E Cryst Commun"],"accepted":{"date-parts":[[2025,12,18]]},"published-print":{"date-parts":[[2026,2,1]]},"abstract":"<jats:p>\n                    Single crystals of 2-amino-4-nitro-1\n                    <jats:italic>H<\/jats:italic>\n                    -imidazol-3-ium chloride, C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>5<\/jats:sub>\n                    N\n                    <jats:sub>4<\/jats:sub>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    <jats:sup>+<\/jats:sup>\n                    \u00b7Cl\n                    <jats:sup>\u2212<\/jats:sup>\n                    , were synthesized by slow evaporation and characterized by X-ray diffraction. The crystal structure features a planar imidazolium cation and a chloride anion, forming a three-dimensional supramolecular network\n                    <jats:italic>via<\/jats:italic>\n                    N\u2014H...Cl and N\u2014H...O hydrogen bonds. Hirshfeld surface analysis reveals that O...H\/H...O contacts (28.7%) and Cl...H\/H...Cl interactions (24.2%) dominate the intermolecular packing, with C...O\/O...C contacts (5.1%) indicating significant C\u2014H...O hydrogen-bonding contributions. Additional consolidation arises from van der Waals interactions (H...H, 13.4%), while \u03c0\u2013\u03c0 stacking remains negligible. The synergy of strong hydrogen bonds and weaker interactions underpins the robust supramolecular architecture, providing insights into crystal engineering strategies for nitroimidazole-based functional materials.\n                  <\/jats:p>","DOI":"10.1107\/s2056989025011399","type":"journal-article","created":{"date-parts":[[2025,12,22]],"date-time":"2025-12-22T07:48:32Z","timestamp":1766389712000},"page":"198-203","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":0,"title":["Synthesis and structure of 2-amino-4-nitro-1\n                    <i>H<\/i>\n                    -imidazol-3-ium chloride"],"prefix":"10.1107","volume":"82","author":[{"given":"Jun","family":"Yuan","sequence":"first","affiliation":[{"id":[{"id":"https:\/\/ror.org\/047bp1713","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liping","family":"Lin","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/01mfkkh63","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1663-9242","authenticated-orcid":true,"given":"Xinzhi","family":"Wang","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/01mfkkh63","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ling","family":"Qin","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/01mfkkh63","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiao","family":"Li","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/047bp1713","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guanchao","family":"Lan","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/047bp1713","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lizhen","family":"Chen","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/047bp1713","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jianlong","family":"Wang","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/047bp1713","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"329","published-online":{"date-parts":[[2025,1,23]]},"reference":[{"key":"ee2023_bb1","first-page":"383","volume":"7","author":"Aakeroy","year":"2010","journal-title":"Mol. 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