The 1,3-dipolar cycloaddition of a chiral nitrone derived from glyoxylic acid and protected D-ribosyl hydroxylamine with the acrylamide of Oppolzer’s sultam provides a perfectly stereoselective approach to protected (2R,4R)-4-hydroxy-D-pyroglutamic acid.
Enantioselective synthesis of 4-hydroxy-D-pyroglutamic acid derivatives by an asymmetric 1,3-dipolar cycloaddition
PIPERNO, Anna;ROMEO, Giovanni
2002-01-01
Abstract
The 1,3-dipolar cycloaddition of a chiral nitrone derived from glyoxylic acid and protected D-ribosyl hydroxylamine with the acrylamide of Oppolzer’s sultam provides a perfectly stereoselective approach to protected (2R,4R)-4-hydroxy-D-pyroglutamic acid.File in questo prodotto:
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