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A mixture of1dland1meso: colorless crystals; mp 128\u2212130 \u00b0C;1H NMR (400 MHz, CDCl3, \u03b4) 2.448 (s, 6H), 5.579 (s, 2H), 6.513 (t,J= 7.6 Hz, 2H,1dl), 6.578 (t,J= 7.6 Hz, 2H,1meso) 6.68\u22126.79 (m, 6H,1dland1meso), 6.85\u22126.93 (m, 4H,1dland1meso), 7.336 (d,J= 7.2 Hz, 4H,1dland1meso), 7.690 (d,J= 7.6 Hz, 2H,1dl), 7.745 (d,J= 7.6 Hz, 2H,1meso), 7.878 (d,J= 7.6 Hz, 2H,1dl), 7.935 (d,J= 7.6 Hz, 2H,1meso);13C NMR (100 MHz, CDCl3, \u03b4) 19.1, 51.5, 55.3 (t,2JC\u2212F= 14 Hz), 124.1, 124.2 124.7, 124.8, 125.1, 125.6, 126.9 (t,3JC\u2212F= 4 Hz), 127.1 (t,3JC\u2212F= 4 Hz), 127.4, 132.0, 143.3 143.6, 144.2, 144.5, 145.1, 145.2, 146.9, 147.0;29Si NMR (59 MHz, CDCl3, \u03b4) \u22122.75 (t,1JSi\u2212F= 329 Hz);19F NMR (282.41 MHz, CDCl3, \u03b4) \u2212110.2; HRMS (EI) calcd for C42H30Si1F2, 600.2045(M+); found, 600.2087 (M+).2\u00b7K+(18c6): colorless crystals; mp 233\u2212234 \u00b0C (decomp.);1H NMR (400 MHz, acetone-d6,\u03b4) 2.530 (s, 6H), 3.522 (s, 24 H, 18c6), 5.661 (s, 2H), 6.701 (d,J= 7.2 Hz, 2H), 6.842 (t,J= 7.2 Hz, 4H), 6.862 (t,J= 7.2 Hz, 2H), 6.982 (t,J= 7.2 Hz, 4H), 7.332 (d,J= 7.2 Hz, 4H), 8.33 (brd, 2H), 8.47 (brd, 4H);13C NMR (100 MHz, acetone-d6,\u03b4) 19.09, 53.12, 60.62 (q,2JC\u2212F= 73 Hz), 71.06 (18c6), 123.53, 123.62, 123.92, 124.45, 125.26, 128.11, 130.06, 130.61, 149.45, 151.22, 154.45, 155.10;29Si NMR (79 MHz, acetone-d6,\u03b4) \u2212109.1 (q,1JSi\u2212F= 398 Hz);19F NMR (282 MHz, acetone-d6,\u03b4) \u221286.3; HRMS (ESI, negative) calcd for C42H30Si1F3, 619.2074 (M\u2212); found, 619.2076 (M\u2212); HRMS (ESI, positive) calcd for C12H24O6K1, 303.1204 (K+\u00b718c6); found, 303.1203 (K+\u00b718c6)."}],"container-title":["Journal of the American Chemical Society"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pubs.acs.org\/doi\/pdf\/10.1021\/ja805777p","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,3,7]],"date-time":"2023-03-07T20:26:46Z","timestamp":1678220806000},"score":1,"resource":{"primary":{"URL":"https:\/\/pubs.acs.org\/doi\/10.1021\/ja805777p"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2008,11,1]]},"references-count":22,"journal-issue":{"issue":"47","published-print":{"date-parts":[[2008,11,26]]}},"alternative-id":["10.1021\/ja805777p"],"URL":"https:\/\/doi.org\/10.1021\/ja805777p","relation":{},"ISSN":["0002-7863","1520-5126"],"issn-type":[{"value":"0002-7863","type":"print"},{"value":"1520-5126","type":"electronic"}],"subject":[],"published":{"date-parts":[[2008,11,1]]}}}