Question

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57. Regio- and stereoselective, base-catalyzed (NaOH, H20) epoxide ring opening to form a 1,2-diol (S11.9B)

Answer 1

epoxides are molecules containg a three membered ring containing one oxygen atom ;

O : (o) Na OH 1,2- dio l. า fna opens The nucleophle attacks the eponrde and opens the γǐng b breating the C-O bond. Snce, the nucleophile atta at the C-O bond, b' eak ng PE冫卩t's stere o chemis by Ps Trans HO он Trans 1,2 -dio)

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