Ireland-Claisen rearrangements of chiral (Z)-vinylsilanes. Highly diastereoselective synthesis of anti-.alpha.-alkoxy-.beta.-(dimethylphenylsilyl)-(E)-hex-4-enoates
Ireland-Claisen rearrangements of chiral (Z)-vinylsilanes. Highly diastereoselective synthesis of anti-.alpha.-alkoxy-.beta.-(dimethylphenylsilyl)-(E)-hex-4-enoates