Diastereoselective synthesis of (2S,5S)-and (2R,5S)-5-hydroxyhomopipecolic acid from S-glutamic acid. An entry to streptolutine stereoisomers
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Add time:07/24/2019 Source:sciencedirect.com
Starting from readily available methyl (2RS,5S) 5-(t-butyldimethylsilyloxy)-2-(2′-propenyl)-piperidine-carboxylate (1), a diastereoselective synthesis of homopipecolic acids 5a and 5b and of di-epistreptolutine derivative 10 is decribed.
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