{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T21:22:04Z","timestamp":1740172924856,"version":"3.37.3"},"reference-count":21,"publisher":"International Union of Crystallography (IUCr)","issue":"10","license":[{"start":{"date-parts":[[2020,9,29]],"date-time":"2020-09-29T00:00:00Z","timestamp":1601337600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/journals.iucr.org\/services\/copyrightpolicy.html"},{"start":{"date-parts":[[2020,9,29]],"date-time":"2020-09-29T00:00:00Z","timestamp":1601337600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/journals.iucr.org\/services\/copyrightpolicy.html#TDM"}],"content-domain":{"domain":["iucr.org","wiley.com","iucrj.org"],"crossmark-restriction":true},"short-container-title":["Acta Crystallogr C Struct Chem","Acta Crystallogr C","Acta Crystallogr C Cryst Struct Commun","Acta Cryst C","Acta Cryst C Struct Chem","Acta Cryst Sect C","Acta Cryst Sect C Struct Chem","Acta Crystallogr Sect C","Acta Crystallogr Sect C Struct Chem","Acta Crystallogr Sect C Cryst Struct Commun"],"accepted":{"date-parts":[[2020,9,11]]},"published-print":{"date-parts":[[2020,10,1]]},"abstract":"<jats:p>The dissolution of 6-aminothiocytosine in common solvents (such as methanol, dimethyl sulfoxide and dichloromethane) under alkaline conditions is shown to afford new compounds with a 6-aminothiocytosine skeleton: 2,2\u2032-disulfanediylbis(pyrimidine-4,6-diamine) (<jats:bold>1<\/jats:bold>), C<jats:sub>8<\/jats:sub>H<jats:sub>10<\/jats:sub>N<jats:sub>8<\/jats:sub>S<jats:sub>2<\/jats:sub>, 2,2\u2032-[methanediylbis(sulfanediyl)]bis(pyrimidine-4,6-diamine) (<jats:bold>2<\/jats:bold>), C<jats:sub>9<\/jats:sub>H<jats:sub>12<\/jats:sub>N<jats:sub>8<\/jats:sub>S<jats:sub>2<\/jats:sub>, 2-[(methoxymethyl)sulfanyl]pyrimidine-4,6-diamine (<jats:bold>3<\/jats:bold>), C<jats:sub>6<\/jats:sub>H<jats:sub>10<\/jats:sub>N<jats:sub>4<\/jats:sub>OS, and poly[(\u03bc-4,6-diaminopyrimidine-2-sulfinato)potassium(I)] (<jats:bold>4<\/jats:bold>), [K(C<jats:sub>4<\/jats:sub>H<jats:sub>5<\/jats:sub>N<jats:sub>4<\/jats:sub>O<jats:sub>2<\/jats:sub>S)]<jats:sub>\n                     <jats:italic>n<\/jats:italic>\n                  <\/jats:sub>. The crystal architectures of these compounds are found to be strongly influenced by extensive hydrogen-bond networks, although some individual features are also observed. Specifically, <jats:bold>1<\/jats:bold> is characterized by very short C\u2014H...N hydrogen bonds, <jats:bold>2<\/jats:bold> features apparently weak and long C\u2014H...\u03c0, C\u2014H...S and \u03c0\u2013\u03c0 contacts as the greatest contributors to stabilization energy, while <jats:bold>3<\/jats:bold> contains ribbons of molecules formed by centrosymmetric dimers of two types, and <jats:bold>4<\/jats:bold> is characterized by layers with principal structural units comprising distorted six-molecule rings. The intermolecular interactions in <jats:bold>1<\/jats:bold>\u2013<jats:bold>4<\/jats:bold> are characterized in terms of their geometry, topology and energy, and the corresponding results are confirmed and visualized using Hirshfeld surface analysis.<\/jats:p>","DOI":"10.1107\/s2053229620012504","type":"journal-article","created":{"date-parts":[[2020,9,29]],"date-time":"2020-09-29T11:47:50Z","timestamp":1601380070000},"page":"992-999","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":0,"title":["When solvent becomes reactant: a study of 6-aminothiocytosine derivatives"],"prefix":"10.1107","volume":"76","author":[{"given":"Anita M.","family":"Grze\u015bkiewicz","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Agata","family":"Ostrowska","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dmytro","family":"Borzylo","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7202-9169","authenticated-orcid":true,"given":"Maciej","family":"Kubicki","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"329","published-online":{"date-parts":[[2020,9,29]]},"reference":[{"key":"zo3006_bb1","unstructured":"Bader, R. 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