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In addition, C\u2014H...\u03c0 interactions and Br...\u03c0 contacts create layers parallel to the (10\n                    <jats:overline>1<\/jats:overline>\n                    ) plane. According to Hirshfeld surface analysis, the most important contributions to the crystal packing are F...H \/ H...F (32.4%), O...H \/ H...O (12.4%), F...F (11.5%), Br...F \/ F...Br (8.4%) and C...H \/ H...C (8.4%) interactions.\n                  <\/jats:p>","DOI":"10.1107\/s2056989026008108","type":"journal-article","created":{"date-parts":[[2026,8,10]],"date-time":"2026-08-10T05:51:42Z","timestamp":1786341102000},"page":"1052-1056","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":0,"title":["Crystal structure and Hirshfeld surface analysis of 6-bromo-2-(pentafluorophenyl)-2,3,7,7a-tetrahydro-3a,6-epoxyisoindol-1(6\n                    <i>H<\/i>\n                    )-one"],"prefix":"10.1107","volume":"82","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-3259-0525","authenticated-orcid":true,"given":"Viktoria S.","family":"Maslova","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Veronika M.","family":"Cherepanova","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8806-2975","authenticated-orcid":true,"given":"Victor N.","family":"Khrustalev","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2421-0929","authenticated-orcid":true,"given":"Mehmet","family":"Akkurt","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6098-9450","authenticated-orcid":true,"given":"Gizachew Mulugeta","family":"Manahelohe","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Khudayar I.","family":"Hasanov","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Narmina A.","family":"Guliyeva","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"329","published-online":{"date-parts":[[2026,8,14]]},"reference":[{"key":"tx2114_bb1","unstructured":"Agilent (2014). 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