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SCAN0006 - Reactions 7.9 Read 7.13 M6.10 F7.6 F7.12 F7.13...

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Unformatted text preview: Reactions 7.9, Read 7.13, M6.10, F7.6, F7.12, F7.13 Many reactions convert achiral reactants to chiral products It' Is important to recognize, however, that if all of the components of the starting state (reactants, W catalysts, solvents, etc.) are achiralbany chiarl uroduct will be formed as a racemic mi 7 , optically active products." (Remember. In order for a substance to be optically active, it must be memmmmhfl chiral and one enantiomer must be present" In greater amounts than the other. > r V .Wflmv ,j"_‘\, 3 ‘ fi H /’\{;J ' gi CH3COOH I a}, ,m} — —————> H3C—C—CH2 .{r- “ —= \/ A . 0' ’m“ Fag/’71)" i achiral Chml’ but\rar:c‘m1/cl epoxidation from this direction gives R epoxide O 50% H 0% .\\\\“H H H ' ' >—_——-< H30 R H 50% ””0”, ..\\\“‘H epoxidation from this m direction gives S epoxide “3‘3 S O H OH __F__ Biz, H20 l —— ——-———> Hac—C—CHZBr H achiral Chiral, but racemic HBr \(\ achiral Br Chiral, but racemic Many reactions convert chiral reactants to chiral products. Example: ...
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