Synthesis of some new biflavonoids. IV. Synthesis of 3,3"-biflavone
Biflavones I (R = Ph, 4-MeOC6H4) were prepd. from diketone II (R1 = Me, R2 = H) via rearrangement of II (R1 = Bz, 4-MeOC6H4CO, R2 = H) to II (R1 = H, R2 = Bz, 4-MeOC6H4CO). [on SciFinder (R)]
1990
48
2
190
4
CAN 113:77961
26-4
Biomolecules and Their Synthetic Analogs
Inst. Org. Chem.,Lanzhou Univ.,Lanzhou,Peop. Rep. China.
Journal
written in Chinese.
120341-55-1P; 120527-70-0P Role: RCT (Reactant), SPN (Synthetic preparation), PREP (Preparation), RACT (Reactant or reagent) (prepn. and cyclization of); 120341-53-9P; 120341-54-0P Role: RCT (Reactant), SPN (Synthetic preparation), PREP (Preparation), RACT (Reactant or reagent) (prepn. and rearrangement of); 126836-71-3P Role: RCT (Reactant), SPN (Synthetic preparation), PREP (Preparation), RACT (Reactant or reagent) (prepn. and o-benzylation of); 20081-63-4P; 69618-96-8DP (Chamaejasmine); 120341-56-2P Role: SPN (Synthetic preparation), PREP (Preparation) (prepn. of); 120341-51-7 Role: RCT (Reactant), RACT (Reactant or reagent) (selective demethylation of)
REVIEWED
OTHER