{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T00:04:08Z","timestamp":1787011448915,"version":"build-2736575974"},"reference-count":22,"publisher":"International Union of Crystallography (IUCr)","issue":"6","license":[{"start":{"date-parts":[[2015,5,20]],"date-time":"2015-05-20T00:00:00Z","timestamp":1432080000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/2.0\/uk\/legalcode"},{"start":{"date-parts":[[2015,5,20]],"date-time":"2015-05-20T00:00:00Z","timestamp":1432080000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/2.0\/uk\/legalcode"}],"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"],"published-print":{"date-parts":[[2015,6,1]]},"abstract":"<jats:p>\n                    The structure of the title compound, [Cr(NCS)\n                    <jats:sub>2<\/jats:sub>\n                    (C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>8<\/jats:sub>\n                    N\n                    <jats:sub>2<\/jats:sub>\n                    )\n                    <jats:sub>2<\/jats:sub>\n                    ]ClO\n                    <jats:sub>4<\/jats:sub>\n                    , has been determined from synchroton data. The asymmetric unit consists of one half of a centrosymmetric Cr\n                    <jats:sup>III<\/jats:sup>\n                    complex cation and half of a perchlorate anion with the Cl atom on a twofold rotation axis. The Cr\n                    <jats:sup>III<\/jats:sup>\n                    ion is coordinated by the four N atoms of two ethane-1,2-diamine (en) ligands in the equatorial plane and two N-bound thiocyanate (NCS\n                    <jats:sup>\u2212<\/jats:sup>\n                    ) anions in a\n                    <jats:italic>trans<\/jats:italic>\n                    -axial arrangement, displaying a slightly distorted octahedral geometry with crystallographic inversion symmetry. The Cr\u2014N(en) bond lengths are in the range 2.053\u2005(16)\u20132.09\u2005(2)\u2005\u00c5, while the Cr\u2014N(thiocyanate) bond length is 1.983\u2005(2)\u2005\u00c5. The five-membered en rings are disordered over two sites, with occupancy ratios of 0.522\u2005(16):0.478\u2005(16). Each ClO\n                    <jats:sub>4<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    anion is disordered over two sites with equal occupancy. The crystal structure is stabilized by intermolecular hydrogen bonds involving the en NH\n                    <jats:sub>2<\/jats:sub>\n                    groups as donors and perchlorate O and thiocyanate S atoms as acceptors.\n                  <\/jats:p>","DOI":"10.1107\/s2056989015009184","type":"journal-article","created":{"date-parts":[[2015,5,19]],"date-time":"2015-05-19T04:16:39Z","timestamp":1432008999000},"page":"650-653","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":2,"title":["Crystal structure of\n                    <i>trans<\/i>\n                    -bis(ethane-1,2-diamine-\u03ba\n                    <sup>2<\/sup>\n                    <i>N<\/i>\n                    ,\n                    <i>N<\/i>\n                    \u2032)bis(thiocyanato-\u03ba\n                    <i>N<\/i>\n                    )chromium(III) perchlorate from synchrotron data"],"prefix":"10.1107","volume":"71","author":[{"given":"Dohyun","family":"Moon","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jong-Ha","family":"Choi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"329","published-online":{"date-parts":[[2015,5,20]]},"reference":[{"key":"sj5459_bb1","unstructured":"Arvai, A. 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