{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,5]],"date-time":"2025-12-05T15:47:20Z","timestamp":1764949640041,"version":"3.46.0"},"reference-count":23,"publisher":"International Union of Crystallography (IUCr)","issue":"12","license":[{"start":{"date-parts":[[2025,11,18]],"date-time":"2025-11-18T00:00:00Z","timestamp":1763424000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"},{"start":{"date-parts":[[2025,11,18]],"date-time":"2025-11-18T00:00:00Z","timestamp":1763424000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"DOI":"10.13039\/501100007684","name":"Ministry of Education and Science of Ukraine","doi-asserted-by":"crossref","award":["24BF037-01M"],"award-info":[{"award-number":["24BF037-01M"]}],"id":[{"id":"10.13039\/501100007684","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":[[2025,11,10]]},"published-print":{"date-parts":[[2025,12,1]]},"abstract":"<jats:p>\n                    The title compound, {(C\n                    <jats:sub>6<\/jats:sub>\n                    H\n                    <jats:sub>11<\/jats:sub>\n                    N\n                    <jats:sub>3<\/jats:sub>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    )[CuI\n                    <jats:sub>3<\/jats:sub>\n                    ]\u00b7H\n                    <jats:sub>2<\/jats:sub>\n                    O}\n                    <jats:sub>\n                      <jats:italic>n<\/jats:italic>\n                    <\/jats:sub>\n                    or (L-HisH\n                    <jats:sub>2<\/jats:sub>\n                    )CuI\n                    <jats:sub>3<\/jats:sub>\n                    \u00b7H\n                    <jats:sub>2<\/jats:sub>\n                    O (\n                    <jats:bold>1<\/jats:bold>\n                    ), is a chiral organic\u2013inorganic compound that crystallizes in the monoclinic\n                    <jats:italic>P<\/jats:italic>\n                    2\n                    <jats:sub>1<\/jats:sub>\n                    space group. The asymmetric unit of\n                    <jats:bold>1<\/jats:bold>\n                    consists of one diprotonated L-histidinium cation {4-[(2\n                    <jats:italic>S<\/jats:italic>\n                    )-2-azaniumyl-2-carboxyethyl]-1\n                    <jats:italic>H<\/jats:italic>\n                    -imidazol-3-ium}, one Cu\n                    <jats:sup>+<\/jats:sup>\n                    cation, three iodide anions, and one co-crystallized water molecule. The Cu\n                    <jats:sup>+<\/jats:sup>\n                    cations is four-coordinated by iodide anions forming a [CuI\n                    <jats:sub>4<\/jats:sub>\n                    ] unit. Structural analysis of the [CuI\n                    <jats:sub>4<\/jats:sub>\n                    ] unit using the Baur, \u03c4\n                    <jats:sub>4<\/jats:sub>\n                    , and \u03c4\n                    <jats:sub>4<\/jats:sub>\n                    \u2032 indices reveals its slight deviation from ideal tetrahedral geometry. Two iodide anions from each [CuI\n                    <jats:sub>4<\/jats:sub>\n                    ] unit bridge adjacent Cu\n                    <jats:sup>+<\/jats:sup>\n                    centers, forming chiral left-handed helical [CuI\n                    <jats:sub>3<\/jats:sub>\n                    ]\n                    <jats:sub>\n                      <jats:italic>n<\/jats:italic>\n                    <\/jats:sub>\n                    <jats:sup>\n                      2\n                      <jats:italic>n<\/jats:italic>\n                      \u2212\n                    <\/jats:sup>\n                    polymeric chains. The biprotonated L-histidinium cations balance their negative charge and form N\u2014H...I, O\u2014H...I, and weak C\u2014H...I hydrogen bonds with the [CuI\n                    <jats:sub>3<\/jats:sub>\n                    ]\n                    <jats:sub>\n                      <jats:italic>n<\/jats:italic>\n                    <\/jats:sub>\n                    <jats:sup>\n                      2\n                      <jats:italic>n<\/jats:italic>\n                      \u2212\n                    <\/jats:sup>\n                    chains. According to the Hirshfeld surface analysis, the main contributions to the crystal packing arise from H...I and H...O contacts, while C...I and N...I interactions indicate the presence of I...\u03c0 contacts. The compound reported here represents the first example of a chiral\n                    <jats:italic>A<\/jats:italic>\n                    <jats:sub>2<\/jats:sub>\n                    Cu\n                    <jats:italic>X<\/jats:italic>\n                    <jats:sub>3<\/jats:sub>\n                    -type metal halide, which shows potential for second-harmonic generation, polarized blue-light emission, and other non-linear optical applications.\n                  <\/jats:p>","DOI":"10.1107\/s2056989025010023","type":"journal-article","created":{"date-parts":[[2025,11,13]],"date-time":"2025-11-13T07:29:42Z","timestamp":1763018982000},"page":"1158-1163","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":0,"title":["Crystal structure and Hirshfeld surface analysis of chiral\n                    <i>catena<\/i>\n                    -poly[\n                    <scp>L<\/scp>\n                    -histidinediium [[diiodidocuprate(I)]-\u03bc-iodido] monohydrate]"],"prefix":"10.1107","volume":"81","author":[{"given":"Valerii Y.","family":"Sirenko","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Valeriia N.","family":"Ovdenko","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vadim A.","family":"Potaskalov","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7050-5472","authenticated-orcid":true,"given":"Mircea-Odin","family":"Apostu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Il'ya A.","family":"Gural'skiy","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"329","published-online":{"date-parts":[[2025,11,18]]},"reference":[{"key":"oi2028_bb1","doi-asserted-by":"crossref","first-page":"3364","DOI":"10.1021\/acs.chemmater.3c00071","volume":"35","author":"Banerjee","year":"2023","journal-title":"Chem. Mater."},{"key":"oi2028_bb2","first-page":"129","volume":"6","author":"Baur","year":"1970","journal-title":"ACA Transactions"},{"key":"oi2028_bb3","doi-asserted-by":"crossref","first-page":"120435","DOI":"10.1016\/j.jlumin.2023.120435","volume":"269","author":"Carignan","year":"2024","journal-title":"J. Lumin."},{"key":"oi2028_bb4","doi-asserted-by":"crossref","first-page":"1106","DOI":"10.1039\/D4SC06242F","volume":"16","author":"Chen","year":"2025","journal-title":"Chem. Sci."},{"key":"oi2028_bb6","first-page":"6","volume":"8","author":"Creason","year":"2020","journal-title":"Adv. Opt. Mater."},{"key":"oi2028_bb7","doi-asserted-by":"crossref","first-page":"339","DOI":"10.1107\/S0021889808042726","volume":"42","author":"Dolomanov","year":"2009","journal-title":"J. Appl. Cryst."},{"key":"oi2028_bb8","doi-asserted-by":"crossref","first-page":"11350","DOI":"10.1021\/acs.inorgchem.3c00770","volume":"62","author":"Du","year":"2023","journal-title":"Inorg. Chem."},{"key":"oi2028_bb9","doi-asserted-by":"crossref","first-page":"171","DOI":"10.1107\/S2052520616003954","volume":"72","author":"Groom","year":"2016","journal-title":"Acta Cryst. B"},{"key":"oi2028_bb10","doi-asserted-by":"crossref","first-page":"47","DOI":"10.1016\/0022-2860(92)80237-C","volume":"265","author":"Harmon","year":"1992","journal-title":"J. Mol. Struct."},{"key":"oi2028_bb11","doi-asserted-by":"crossref","first-page":"4609","DOI":"10.1021\/acs.inorgchem.7b00240","volume":"56","author":"Kirakci","year":"2017","journal-title":"Inorg. Chem."},{"key":"oi2028_bb12","doi-asserted-by":"crossref","first-page":"47","DOI":"10.1016\/j.poly.2015.01.035","volume":"90","author":"Okuniewski","year":"2015","journal-title":"Polyhedron"},{"key":"oi2028_bb13","doi-asserted-by":"crossref","first-page":"249","DOI":"10.1107\/S2052519213010014","volume":"69","author":"Parsons","year":"2013","journal-title":"Acta Cryst. B"},{"key":"oi2028_bb14","first-page":"1","volume":"5","author":"Popy","year":"2024","journal-title":"Aggregate"},{"key":"oi2028_bb15","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1016\/S1463-0184(00)00035-6","volume":"3","author":"Prasanna","year":"2000","journal-title":"Cryst. Eng."},{"key":"oi2028_bb16","unstructured":"Rigaku OD (2024). CrysAlis PRO. Rigaku Oxford Diffraction, Yarnton, England."},{"key":"oi2028_bb17","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1107\/S2053273314026370","volume":"71","author":"Sheldrick","year":"2015","journal-title":"Acta Cryst. A"},{"key":"oi2028_bb18","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1107\/S2053229614024218","volume":"71","author":"Sheldrick","year":"2015","journal-title":"Acta Cryst. C"},{"key":"oi2028_bb19","doi-asserted-by":"crossref","first-page":"10545","DOI":"10.1039\/D3DT02056H","volume":"52","author":"Sirenko","year":"2023","journal-title":"Dalton Trans."},{"key":"oi2028_bb20","first-page":"102452","volume":"41","author":"Sirenko","year":"2024","journal-title":"Mater. Today"},{"key":"oi2028_bb21","doi-asserted-by":"crossref","first-page":"1006","DOI":"10.1107\/S1600576721002910","volume":"54","author":"Spackman","year":"2021","journal-title":"J. Appl. Cryst."},{"key":"oi2028_bb22","doi-asserted-by":"crossref","first-page":"14157","DOI":"10.1021\/acsami.1c23839","volume":"14","author":"Xu","year":"2022","journal-title":"Appl. Mater. Interfaces"},{"key":"oi2028_bb23","doi-asserted-by":"crossref","first-page":"955","DOI":"10.1039\/B617136B","volume":"9","author":"Yang","year":"2007","journal-title":"Dalton Trans."},{"key":"oi2028_bb24","doi-asserted-by":"crossref","first-page":"154106","DOI":"10.1016\/j.cej.2024.154106","volume":"496","author":"Zhang","year":"2024","journal-title":"Chem. Eng. J."}],"container-title":["Acta Crystallographica Section E Crystallographic Communications"],"original-title":[],"link":[{"URL":"https:\/\/journals.iucr.org\/e\/issues\/2025\/12\/00\/oi2028\/oi2028.pdf","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.iucr.org\/e\/issues\/2025\/12\/00\/oi2028\/oi2028.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,12,5]],"date-time":"2025-12-05T15:43:35Z","timestamp":1764949415000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.iucr.org\/paper?S2056989025010023"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,11,18]]},"references-count":23,"journal-issue":{"issue":"12","published-online":{"date-parts":[[2025,12]]}},"alternative-id":["S2056989025010023"],"URL":"https:\/\/doi.org\/10.1107\/s2056989025010023","relation":{"is-supplemented-by":[{"id-type":"doi","id":"10.1107\/S2056989025010023\/oi2028sup1.cif","asserted-by":"subject"},{"id-type":"doi","id":"10.1107\/S2056989025010023\/oi2028Isup2.hkl","asserted-by":"subject"}]},"ISSN":["2056-9890"],"issn-type":[{"type":"electronic","value":"2056-9890"}],"subject":[],"published":{"date-parts":[[2025,11,18]]},"assertion":[{"value":"Acta Crystallographica Section E: Crystallographic Communications","order":0,"name":"journal","label":"Publication","explanation":{"URL":"https:\/\/journals.iucr.org\/e"},"group":{"name":"general","label":"General"}},{"value":"research communications","order":1,"name":"content_type","label":"Content type","explanation":{"URL":"https:\/\/journals.iucr.org\/e\/services\/notesforauthors.html"},"group":{"name":"general","label":"General"}},{"value":"Available","URL":"https:\/\/scripts.iucr.org\/cgi-bin\/citedin?oi2028","order":2,"name":"article_metrics","label":"Article metrics","group":{"name":"general","label":"General"}},{"value":"Yes","order":0,"name":"peer_reviewed","label":"Peer reviewed","group":{"name":"peer_review","label":"Peer review"}},{"value":"Single blind","order":1,"name":"review_process","label":"Review process","group":{"name":"peer_review","label":"Peer review"}},{"value":"20 October 2025","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication history"}},{"value":"10 November 2025","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication history"}},{"value":"18 November 2025","order":2,"name":"published_online","label":"Published online","group":{"name":"publication_history","label":"Publication history"}},{"value":"This article has supporting information","name":"supplementary_materials","label":"Supplementary materials","explanation":{"URL":"https:\/\/scripts.iucr.org\/cgi-bin\/sendsup?oi2028"}},{"value":"\u00a9 2025 Sirenko\n                      et al.","order":0,"name":"copyright","label":"Copyright","explanation":{"URL":"https:\/\/journals.iucr.org\/services\/copyrightpolicy.html"},"group":{"name":"copyright_and_licencing","label":"Copyright and licencing"}},{"value":"Creative Commons Attribution (CC-BY)","order":1,"name":"license","label":"Licence","explanation":{"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"},"group":{"name":"copyright_and_licencing","label":"Copyright and licencing"}}]}}