Tetrahedron Letters p. 69 - 72 (1985)
Update date:2022-08-04
Topics:
Takahashi, Takashi
Ootake, Atsushi
Yamada, Haruo
Tsuji, Jiro
The side chain of brassinolide (1) was streoselectively synthesized, in which the 20(S)- and the 22(R)-configurations were introduced by the alkylation (SN2) of the 20(R)-tosyloxy steroid 7 with the protected cyanohydrin 8 followed by the streo
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(1949)