[CH:1]([C:3]1[CH:20]=[CH:19][C:6]([C:7]2[O:8]C3C(C(=O)C=2O)=CC=CC=3)=[CH:5][CH:4]=1)=[CH2:2].OCC(C1C=CC=CC=1)=O>>[CH:1]([C:3]1[CH:20]=[CH:19][C:6]([CH:7]=[O:8])=[CH:5][CH:4]=1)=[CH2:2]4'-vinyl-3-hydroxyflavone. 2-hydroxyacetophenone (Aldrich) was used as received. Ethyl alcohol was distilled prior to use. 4-vinyl benzaldehyde was synthesized using the procedure described in Example 1(a).
読み込み中…