Synthesis of both enantiomers of trans 3-hydroxypipecolic acid
✍ Scribed by Christine Greck; Franck Ferreira; Jean Pierre Genêt
- Publisher
- Elsevier Science
- Year
- 1996
- Tongue
- French
- Weight
- 188 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0040-4039
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📜 SIMILAR VOLUMES
The enantioselective synthesis of trans-(2R,3R)-3-hydroxypipecolic acid 1b is presented, starting from O-protected methyl mandelate as chiral source. The synthesis involved a regioselective intramolecular nucleophilic substitution of an azido epoxide as the key step .
A synthetic route to (2S,3S)-3-hydroxypipecolic acid was achieved from readily available nonchiral pool starting material cis-2-butene-1,4-diol and involved Claisen orthoester rearrangement, Sharpless asymmetric dihydroxylation and intramolecular lactamisation of azido lactone as the key steps.