[C:1]1([C:7](=O)[C:8]([O:10][C:11]2[CH:16]=[CH:15][CH:14]=[CH:13][CH:12]=2)=[O:9])[CH:6]=[CH:5][CH:4]=[CH:3]C=1.[P]>C(Cl)(Cl)Cl>[C:8]([O:10][C:11]1[CH:12]=[CH:13][CH:14]=[CH:15][CH:16]=1)(=[O:9])[C:7]1[CH:3]=[CH:4][CH:5]=[CH:6][CH:1]=1The decarbonylation reaction of phenyl phenylglyoxylate (PPG) was repeated in the manner as described in Example 79, except that the organic phosphorus compound set forth in Table 12 was employed and the amount of chloroform was changed as set forth in Table 12. The results are also set forth in Table 12.
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