(1R,2S)-1,1'-Diacetyl-2,5,5'-trihydroxy-10,10'-dimethoxy-2,2'-dimethyl-2,3-dihydro-1H,1'H-[9,9']bianthracenyl-4,4'-dione 在
sodium tetrahydroborate 作用下,
以
异丙醇 为溶剂,
反应 4.0h,
以8 mg的产率得到1-Acetyl-5,2',4',5'-tetrahydroxy-1'-(1-hydroxy-ethyl)-10,10'-dimethoxy-2,2'-dimethyl-1',2',3',4'-tetrahydro-1H-[9,9']bianthracenyl-4-one