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CAS号: 139255-65-5 英文名称: 21-Oxolup-18-ene-3-beta,28-diyldiacetate 英文同义词: 21-Oxolup-18-ene-3-beta,28-diyldiacetate;((3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-9-acetoxy-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-2,3,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-3aH-cyclopenta[a]chrysen-3a-yl)methyl acetate 中文名称: 中文同义词: 分子式: C34H52O5 分子量: 540.77368