Tetrahedron Letters p. 4187 - 4190 (1992)
Update date:2022-08-02
Topics:
Matsubara
Nakao
Hamada
Shioiri
The antipodal form 2 of the tetraene fragment, the C1-C12 portion, of calyculins (1) has been synthesized by use of the stereoselective hydrogenation of the butenolide 6 followed by the successive Wittig-type chain elongation of the lactol 9 as key steps.
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(1994)Doi:10.1055/s-1992-26215
(1992)