Journal of the Chemical Society. Perkin transactions I p. 909 - 913 (1981)
Update date:2022-08-05
Topics:
Robins, David J.
Sakdarat, Santi
Regiospecific 1,3-dipolar cycloaddition of ethyl propiolate to the NO-diformyl derivative (1) of natural (-)-4-hydroxy-L-proline followed by stereospecific hydrogenation gave ethyl (+)-6α-hydroxy-β-pyrrolizidine-1α-carboxylate (4).Confirmation of the abso
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