ABSTRACT
C22H36O3 348.525 Oil. [a]21D +12.4 (c, 0.08 in CHCl3). lmax 235 (log e 4.01) (MeCN).
15,16-Dialdehyde, 8b,17-epoxide: [7164123-1] 8,17-Epoxy-12-labdene-15,16dial. Aframodial. Miogadial. ZT C20H30O3 318.455 Constit. of Zingiber officinale (ginger) and Zingiber mioga. Cryst. (C6H6/ petrol). Mp 90-928. [a]D +28.1 (c, 1.41 in CHCl3).
