Stereoselective Synthesis of Fluorinated
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Luca BruchΓ©; Alberto Arnone; Pierfrancesco Bravo; Walter Panzeri; Cristina Pesen
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Article
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1999
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John Wiley and Sons
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English
β 266 KB
20.1 Hz, 1 F, CH 2 F). Οͺ Selected NOEs (CDCl 3 ): {3-H} enhanced (Q, 2 Me), 47.83 (D, C-3), 57.07 (Dd, 3 J C,F Ο 5.5 Hz, C-4), 62.10 (T, 2 OCH 2 ), 70.90 (D, C-2), 71.76 (Dd, 2 J C,F Ο 19.0 Hz, C-5), 4-H (2%), 5-H (1%), 2-CH 2 (2%), 1Π-OCH 2 (0.5%) and 1Π-CH 2 (1%); {4-H} enhanced 3-H (2%), 5-H (2.5