1986 Volume 34 Issue 10 Pages 4045-4049
Several deuterio-labelled brassinosteroids, [26, 28-2H6]brassinolide (1), [26, 28-2H6]castasterone (2), [26, 28-2H6]typhasterol (3), and [26, 28-2H6]teasterone (4), were synthesized from [26, 28-2H6]-crinosterol (5).