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P-33 SYNTHETIC STUDIES OF (+)-LACTACYSTIN BASED ON THE ASYMMETRIC SYNTHESIS OF α-SUBSTITUTED SERINE DERIVATIVES
[in Japanese]
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SANO Shigeki
,
ISHII Takahiro
,
NAGAO Yoshimitsu
,
SHIRO Motoo
… Bislactim ether (11), obtained from prochiral σ-symmetric diethyl aminomalonate (1), was treated with base or Lewis acid in the presence of amine to form the enolate or enaminate (3). … Diastereoselective aldol-type reaction of the resultant enolate or enaminate (3) with chiral aldehyde (12) proceeded in a highly stereoselective manner to give the corresponding products (13), respectively. …
天然有機化合物討論会講演要旨集 (37), 463-468, 1995-09-01
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