reactions of an amide enolate derived from a trifluoromethylated oxazolidine (Fox) chiral auxiliary occur with a complete diastereoselectivity and in good yields with various electrophiles. This reaction provides a versatile and straightforward strategy for the synthesis of β2-amino acids and γ-amino alcohols in enantiopure form.
衍生自三
氟甲基化的
恶唑烷(Fox)手性助剂的酰胺烯酸酯的烷基化反应具有完全的非对映选择性,并且在各种亲电试剂中产率很高。该反应提供了一种通用和直接的策略β的合成2 -
氨基酸和γ-
氨基醇在对映体纯的形式。