Capture-ROMP−Release: Application for the Synthesis of O-Alkylhydroxylamines
摘要:
[GRAPHICS]A new capture-ROMP-release method for chromatography-free purification of N-hydroxysuccinimde Mitsunobu reactions is described. The Mitsunobu reaction captures a variety of alcohols onto a norbornenyl N-hydroxysuccinimide monomer. Subjection of the resulting crude reaction mixture to ROM-polymerization generates a polymer that can be precipitated with methanol and filtered from the Mitsunobu byproducts. Treatment of the polymer with hydrazine releases the substrate from the water-soluble polymer, producing a variety of O-alkylhydroxylamines with good purity.
Capture-ROMP−Release: Application for the Synthesis of <i>O</i>-Alkylhydroxylamines
作者:Andrew M. Harned、Paul R. Hanson
DOI:10.1021/ol025577v
日期:2002.3.1
[GRAPHICS]A new capture-ROMP-release method for chromatography-free purification of N-hydroxysuccinimde Mitsunobu reactions is described. The Mitsunobu reaction captures a variety of alcohols onto a norbornenyl N-hydroxysuccinimide monomer. Subjection of the resulting crude reaction mixture to ROM-polymerization generates a polymer that can be precipitated with methanol and filtered from the Mitsunobu byproducts. Treatment of the polymer with hydrazine releases the substrate from the water-soluble polymer, producing a variety of O-alkylhydroxylamines with good purity.