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Free keywords:
brassinosteroids; labeled compounds; Claisen rearrangement;
brassinolide; plant growth hormone
Catharanthus-roseus; cultured-cells; labeled brassinosteroids;
brassinolide; biosynthesis; castasterone; typhasterol;
teasterone; 24-epibrassinolide; intermediate
Abstract:
A number of [26-H-2(3)]brassinosteroids were prepared for biochemical studies. The parent, nondeuterated compounds were considered to be biosynthetic intermediates in brassinosteroid biosynthesis. Claisen rearrangement was used to construct the steroida