Ring Expansion of Cyclic β-Amino Alcohols Induced by Diethylaminosulfur Trifluoride: Synthesis of Cyclic Amines with a Tertiary Fluorine at C3

被引:42
作者
Anxionnat, Bruno [1 ]
Robert, Benoit [2 ]
George, Pascal [3 ]
Ricci, Gino [4 ]
Perrin, Marc-Antoine [2 ]
Pardo, Domingo Gomez [1 ]
Cossy, Janine [1 ]
机构
[1] CNRS, ESPCI ParisTech, Chim Organ Lab, F-75231 Paris 05, France
[2] Sanofi, LGCR Dept 13, Res & Dev, F-94403 Vitry Sur Seine, France
[3] Sanofi, Res & Dev, F-91385 Chilly Mazarin, France
[4] Sanofi, Proc Dev, F-04210 Sisteron, France
关键词
SUBSTITUTED; 3-FLUOROPIPERIDINES; ORGANOFLUORINE CHEMISTRY; ASYMMETRIC CYCLIZATION; KETO-ESTERS; MEMORY; CHIRALITY; ALKYLATION; PROLINOLS; ACIDS;
D O I
10.1021/jo300887u
中图分类号
O62 [有机化学];
学科分类号
070303 [有机化学];
摘要
As the replacement of a hydrogen atom by a fluorine atom in a compound can have an important impact on its biological properties, the development of methods allowing the introduction of a fluorine atom is of great importance. The scope and limitations of the ring expansion of cyclic 2-hydroxymethyl amines induced by diethylaminosulfur trifluoride (DAST) to produce cyclic beta-fluoro amines was studied as well as the enantioselectivity of the process.
引用
收藏
页码:6087 / 6099
页数:13
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