Synthesis of Cyclic and Acyclic β-Amino Acids via Chelation-Controlled 1,3-Dipolar Cycloaddition
摘要:
Isoxazolidines have been synthesized in diastereomeric excess up to 94% via a MgBr2-induced chelation-controlled 1,3-dipolar cycloaddition reaction with N-hydroxyphenylglycinol as a chiral auxiliary. The diastereomerically pure isoxazolidines were further transformed into cyclic and acyclic beta-amino acid derivatives.
Synthesis of Cyclic and Acyclic β-Amino Acids via Chelation-Controlled 1,3-Dipolar Cycloaddition
摘要:
Isoxazolidines have been synthesized in diastereomeric excess up to 94% via a MgBr2-induced chelation-controlled 1,3-dipolar cycloaddition reaction with N-hydroxyphenylglycinol as a chiral auxiliary. The diastereomerically pure isoxazolidines were further transformed into cyclic and acyclic beta-amino acid derivatives.
Synthesis of Cyclic and Acyclic β-Amino Acids via Chelation-Controlled 1,3-Dipolar Cycloaddition
作者:Roger Hanselmann、Jiacheng Zhou、Philip Ma、Pat N. Confalone
DOI:10.1021/jo034940o
日期:2003.10.1
Isoxazolidines have been synthesized in diastereomeric excess up to 94% via a MgBr2-induced chelation-controlled 1,3-dipolar cycloaddition reaction with N-hydroxyphenylglycinol as a chiral auxiliary. The diastereomerically pure isoxazolidines were further transformed into cyclic and acyclic beta-amino acid derivatives.