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The assigned (most stable) isomer has <jats:italic>C<\/jats:italic><jats:sub>s<\/jats:sub> symmetry and it displays a network of two C\uf8ffH\u22c5\u22c5\u22c5Cl\uf8ffC and one C\uf8ffH\u22c5\u22c5\u22c5F\uf8ffC weak hydrogen bonds, thus suggesting that the former interactions are stronger. The hyperfine structures owing to <jats:sup>35<\/jats:sup>Cl (or <jats:sup>37<\/jats:sup>Cl) quadrupolar effects have been fully resolved, thus leading to an accurate determination of the three diagonal (<jats:italic>\u03c7<\/jats:italic><jats:sub>gg<\/jats:sub>; <jats:italic>g<\/jats:italic>=<jats:italic>a<\/jats:italic>, <jats:italic>b<\/jats:italic>, <jats:italic>c<\/jats:italic>) and the three mixed quadrupole coupling constants (<jats:italic>\u03c7<\/jats:italic><jats:sub>gg\u2032<\/jats:sub>; <jats:italic>g<\/jats:italic>, g\u2032=<jats:italic>a<\/jats:italic>, <jats:italic>b<\/jats:italic>, <jats:italic>c<\/jats:italic>; <jats:italic>g<\/jats:italic>\u2260<jats:italic>g<\/jats:italic>\u2032). Information on the structural parameters of the hydrogen bonds has been obtained. The dissociation energy of the complex has been estimated to be 7.6\u2005kJ\u2009mol<jats:sup>\u22121<\/jats:sup>.<\/jats:p>","DOI":"10.1002\/asia.201301722","type":"journal-article","created":{"date-parts":[[2014,2,26]],"date-time":"2014-02-26T16:58:31Z","timestamp":1393433911000},"page":"1032-1038","source":"Crossref","is-referenced-by-count":16,"title":["Interactions between Freons: A Rotational Study of CH<sub>2<\/sub>F<sub>2<\/sub>\u2013CH<sub>2<\/sub>Cl<sub>2<\/sub>"],"prefix":"10.1002","volume":"9","author":[{"given":"Qian","family":"Gou","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lorenzo","family":"Spada","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Montserrat","family":"Vallejo\u2010L\u00f3pez","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zbigniew","family":"Kisiel","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Walther","family":"Caminati","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2014,2,26]]},"reference":[{"key":"e_1_2_6_1_2","doi-asserted-by":"publisher","DOI":"10.1351\/PAC-REP-10-01-01"},{"volume-title":"The weak hydrogen bond in structural chemistry and biology, Vol.\u2005IX","year":"2001","key":"e_1_2_6_2_2"},{"key":"e_1_2_6_3_2","unstructured":"For example see:"},{"key":"e_1_2_6_4_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.198800891"},{"key":"e_1_2_6_4_3","doi-asserted-by":"publisher","DOI":"10.1002\/ange.19881000110"},{"key":"e_1_2_6_5_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.199013041"},{"key":"e_1_2_6_5_3","doi-asserted-by":"publisher","DOI":"10.1002\/ange.19901021117"},{"key":"e_1_2_6_6_2","doi-asserted-by":"publisher","DOI":"10.1002\/1521-3773(20020104)41:1<48::AID-ANIE48>3.0.CO;2-U"},{"key":"e_1_2_6_6_3","doi-asserted-by":"publisher","DOI":"10.1002\/1521-3757(20020104)114:1<50::AID-ANGE50>3.0.CO;2-H"},{"key":"e_1_2_6_7_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja027610e"},{"key":"e_1_2_6_8_2","first-page":"455","volume-title":"Microwave spectroscopy: Molecular systems in Frontiers of molecular spectroscopy","author":"Caminati W.","year":"2008"},{"key":"e_1_2_6_9_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja0164069"},{"key":"e_1_2_6_10_2","unstructured":"For example see:"},{"key":"e_1_2_6_11_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja038696u"},{"key":"e_1_2_6_12_2","doi-asserted-by":"publisher","DOI":"10.1039\/c3cp50306b"},{"key":"e_1_2_6_13_2","doi-asserted-by":"publisher","DOI":"10.1002\/cphc.200400360"},{"key":"e_1_2_6_14_2","doi-asserted-by":"publisher","DOI":"10.1021\/jp0527599"},{"key":"e_1_2_6_15_2","doi-asserted-by":"publisher","DOI":"10.1002\/chem.200500674"},{"key":"e_1_2_6_16_2","unstructured":"\u00a0"},{"key":"e_1_2_6_17_2","doi-asserted-by":"publisher","DOI":"10.1002\/chem.200902852"},{"key":"e_1_2_6_18_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.cplett.2013.11.040"},{"key":"e_1_2_6_19_2","doi-asserted-by":"publisher","DOI":"10.1039\/C3CP54430C"},{"key":"e_1_2_6_20_2","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1521-3773(19991004)38:19<2924::AID-ANIE2924>3.0.CO;2-N"},{"key":"e_1_2_6_20_3","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1521-3757(19991004)111:19<3105::AID-ANGE3105>3.0.CO;2-O"},{"key":"e_1_2_6_21_2","doi-asserted-by":"publisher","DOI":"10.1021\/ja068599b"},{"key":"e_1_2_6_22_2","doi-asserted-by":"publisher","DOI":"10.1039\/C3CC47206J"},{"key":"e_1_2_6_23_2","doi-asserted-by":"publisher","DOI":"10.1002\/anie.200500775"},{"key":"e_1_2_6_23_3","doi-asserted-by":"publisher","DOI":"10.1002\/ange.200500775"},{"key":"e_1_2_6_24_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jms.2012.06.003"},{"key":"e_1_2_6_25_2","doi-asserted-by":"crossref","first-page":"507","DOI":"10.12693\/APhysPolA.92.507","volume":"92","author":"Kisiel Z.","year":"1997","journal-title":"Acta Phys. 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