Tetrahedron p. 6387 - 6400 (1989)
Update date:2022-07-29
Topics: Asymmetric synthesis Characterization Purification Retrosynthetic analysis Final steps Protection and Deprotection
Kitahara, Takeshi
Touhara, Kazushige
Watanabe, Hidenori
Mori, Kenji
Both the enantiomers of phaseic acid 2a and its methyl ester 2b were synthesized in highly stereocontrolled manner starting from ethyl (1R,2S)-5,5-ethylenedioxy-2-hydroxycyclohexanocarboxylate 5 of 98.4 percent e.e. 6-Oxabicyclo<3.2.1>octenone 16 was empl
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