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The crystal structure analysis revealed that complexes (1) and (2) are mononuclear and have a Co<jats:sup>II<\/jats:sup>N<jats:sub>4<\/jats:sub>O<jats:sub>2<\/jats:sub> distorted octahedral structure. The large \u03c0-conjugated xanthene moiety of the <jats:bold>L<\/jats:bold> ligand causes strong intermolecular \u03c0\u2013\u03c0 stacking interactions, yielding a supramolecular one-dimensional chain. Complexes (1) and (2) display an obvious fluorescence emission near 560\u2005nm in the solid state. Magnetic investigations show that both (1) and (2) are paramagnetic, dominated by the structural distortion and spin-orbit coupling of Co<jats:sup>II<\/jats:sup>.<\/jats:p>","DOI":"10.1107\/s2053229618015541","type":"journal-article","created":{"date-parts":[[2018,11,13]],"date-time":"2018-11-13T15:11:01Z","timestamp":1542121861000},"page":"1622-1628","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":2,"title":["Two new cobalt(II) rhodamine 6G hydrazone complexes: structure, fluorescence and magnetism"],"prefix":"10.1107","volume":"74","author":[{"given":"Juan","family":"Yuan","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7929-0383","authenticated-orcid":true,"given":"Xia","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nan","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mei-Jiao","family":"Liu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7510-052X","authenticated-orcid":true,"given":"Hui-Zhong","family":"Kou","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"329","published-online":{"date-parts":[[2018,11,13]]},"reference":[{"key":"cu3135_bb1","doi-asserted-by":"crossref","first-page":"1145","DOI":"10.1002\/ejic.200390146","author":"Armstrong","year":"2003","journal-title":"Eur. 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