{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,31]],"date-time":"2026-10-31T01:31:47Z","timestamp":1793410307230,"version":"4.5.0"},"reference-count":24,"publisher":"International Union of Crystallography (IUCr)","issue":"6","license":[{"start":{"date-parts":[[2026,5,12]],"date-time":"2026-05-12T00:00:00Z","timestamp":1778544000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"},{"start":{"date-parts":[[2026,5,12]],"date-time":"2026-05-12T00:00:00Z","timestamp":1778544000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/legalcode"}],"funder":[{"DOI":"10.13039\/501100018787","name":"Institute for Protein Research, Osaka University","doi-asserted-by":"crossref","award":["MEDCR-25\u201302"],"award-info":[{"award-number":["MEDCR-25\u201302"]}],"id":[{"id":"10.13039\/501100018787","id-type":"DOI","asserted-by":"crossref"}]},{"DOI":"10.13039\/100009619","name":"AMED","doi-asserted-by":"crossref","award":["JP25ama121001"],"award-info":[{"award-number":["JP25ama121001"]}],"id":[{"id":"10.13039\/100009619","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":[[2026,5,7]]},"published-print":{"date-parts":[[2026,6,1]]},"abstract":"<jats:p>\n                    The title compound, diaquabis{2-formyl-6-methoxy-4-[(\n                    <jats:italic>E<\/jats:italic>\n                    )-2-phenyldiazen-1-yl]phenolato-\u03ba\n                    <jats:sup>2<\/jats:sup>\n                    <jats:italic>O<\/jats:italic>\n                    <jats:sup>1<\/jats:sup>\n                    ,\n                    <jats:italic>O<\/jats:italic>\n                    <jats:sup>2<\/jats:sup>\n                    }iron(II), [Fe(C\n                    <jats:sub>14<\/jats:sub>\n                    H\n                    <jats:sub>11<\/jats:sub>\n                    N\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    )\n                    <jats:sub>2<\/jats:sub>\n                    (H\n                    <jats:sub>2<\/jats:sub>\n                    O)\n                    <jats:sub>2<\/jats:sub>\n                    ], comprises two bidentate ligands derived from 2-methoxy-4-(phenyldiazenyl)-6-formylphenol and two coordinated water molecules. The Fe\n                    <jats:sup>II<\/jats:sup>\n                    center is located at a crystallographic inversion center and adopts an octahedral coordination geometry. Both azo-phenolate ligands coordinate in a bidentate chelating mode (\u03ba\n                    <jats:sup>2<\/jats:sup>\n                    <jats:italic>O<\/jats:italic>\n                    ,\n                    <jats:italic>O<\/jats:italic>\n                    \u2032) through the phenolate oxygen and formyl oxygen atoms in a centrosymmetric arrangement. The crystal structure was determined at 79\u2005K using the MicroED method (\u03bb = 0.02508\u2005\u00c5). The complex crystallizes in the monoclinic space group\n                    <jats:italic>P<\/jats:italic>\n                    2\n                    <jats:sub>1<\/jats:sub>\n                    \/\n                    <jats:italic>n<\/jats:italic>\n                    with\n                    <jats:italic>Z<\/jats:italic>\n                    = 2. The azo groups adopt\n                    <jats:italic>trans<\/jats:italic>\n                    conformations. A Hirshfeld surface analysis indicates that the most important contributions to the packing are from H...H (36.8%) and C...H\/H...C (31.9%) contacts.\n                  <\/jats:p>","DOI":"10.1107\/s2056989026004755","type":"journal-article","created":{"date-parts":[[2026,5,12]],"date-time":"2026-05-12T07:14:39Z","timestamp":1778570079000},"page":"544-550","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":1,"title":["Crystal structure determination of an Fe\n                    <sup>II<\/sup>\n                    azo aldehyde complex [Fe(C\n                    <sub>14<\/sub>\n                    H\n                    <sub>11<\/sub>\n                    N\n                    <sub>2<\/sub>\n                    O\n                    <sub>3<\/sub>\n                    )\n                    <sub>2<\/sub>\n                    (H\n                    <sub>2<\/sub>\n                    O)\n                    <sub>2<\/sub>\n                    ] by MicroED"],"prefix":"10.1107","volume":"82","author":[{"given":"Kazuki","family":"Ishikawa","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fumishi","family":"Yoshizawa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reon","family":"Aihara","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Norihito","family":"Funato","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9566-0674","authenticated-orcid":true,"given":"Daisuke","family":"Nakane","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Takashiro","family":"Akitsu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2697-2767","authenticated-orcid":true,"given":"Takanori","family":"Nakane","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7380-0127","authenticated-orcid":true,"given":"Akihiro","family":"Kawamoto","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5354-0807","authenticated-orcid":true,"given":"Genji","family":"Kurisu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"329","published-online":{"date-parts":[[2026,5,12]]},"reference":[{"key":"meu2001_bb1","doi-asserted-by":"crossref","first-page":"m324","DOI":"10.1107\/S0108270105013545","volume":"61","author":"Akitsu","year":"2005","journal-title":"Acta Cryst. 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