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Asymmetric synthesis and absolute configuration of 1-α-phenylethyl-2,5-dimethyl-4-piperidone isomers

✍ Scribed by G. V. Grishina; V. M. Potapov; S. A. Abdulganeeva; T. A. Gudasheva; A. A. Karapetyan; A. A. Espenbetov; Yu. T. Struchkov

Book ID: 111866936
Publisher: Springer US
Year: 1986
Tongue: English
Weight: 580 KB
Volume: 22
Category: Article
ISSN: 0009-3122
DOI: 10.1007/bf00474353

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The racemic title bicycle (V) undergoes spontaneous resolution on crystallization from chloroform or acetone. The absolute configuration of the obtained enantiopure product (16-44% e.e.) is determined by comparison with (S)-(V) derived from (S)-Ser-OMe (I). Mutarotation due to partial conversion of