2,2-Dimethyl-3-((3E,7E,11E)-3,7,12,16-tetramethyl-heptadeca-3,7,11,15-tetraenyl)-oxirane 在
β-amyrin synthaze 作用下,
反应 18.0h,
以0.3%的产率得到(3S,9R,10R,13S,14S,17S)-17-Isopropyl-4,4,10,13,14-pentamethyl-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol