[Cl:1][C:2]1[CH:3]=[C:4]([CH:7]=[CH:8][C:9]=1F)[CH:5]=[O:6].[C:11]1([OH:17])[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=1.C(=O)([O-])[O-:19].[K+].[K+].CC(=CC)C.P([O-])(O)(O)=O.[K+].Cl[O-].[Na+]>>[Cl:1][C:2]1[CH:3]=[C:4]([CH:7]=[CH:8][C:9]=1[O:17][C:11]1[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=1)[C:5]([OH:19])=[O:6]The title compound (0.95 g) was synthesized in a yield of 77% as a white crystalline solid by conducting the similar reaction to that mentioned in Example 10 (10e) using 3-chloro-4-fluorobenzaldehyde (0.80 g, 5.0 mmol), phenol (0.66 g, 7.0 mmol), potassium carbonate (1.7 g, 13 mmol), 2-methyl-2-butene (2.7 ml, 25 mmol), potassium dihydrogenphosphate (1.7 g, 13 mmol) and sodium hypochlorite (1.4 g, 15 mmol).
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