Add time:08/20/2019         Source:sciencedirect.com

The first syntheses of enantiomerically pure (2R, 3R) and (2S, 3S) 3-hydroxypipecolic acids 1 and 2 respectively, have been achieved from methyl 7-methyl-3-oxo-6-octenoate. Key steps involved asymmetric hydrogenation and electrophilic amination.

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