cis-2-aryl-4-hydroxy-2,3,4,5-tetrahydro-1-benzazepines from N-allylanilines utilizing aromatic amino-Claisen rearrangement and intramolecular 1,3-dipolar cycloaddition methodologies is described. This sequence involves N-allylation of corresponding N-benzylanilines followed by amino-Claisen rearrangement, subsequent oxidation with in situ 1,3-dipolar cycloaddition affording isoxazolidines, and finally
描述了一种新的立体选择性合成 cis-2-aryl-4-hydroxy-2,3,4,5-tetrahydro-1-benzazepines 从 N-allylanilines 利用芳香
氨基-克莱森重排和分子内 1,3-偶极环加成方法。该序列涉及相应 N-苄基
苯胺的 N-烯丙基化,然后是
氨基-克莱森重排,随后用原位 1,3-偶极环加成氧化得到
异恶唑烷,最后还原裂解
异恶唑烷 NO 键。