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β-羰基环己甲酸甲酯舆二苯溴甲烷在沸苯中縮合生成的α-二苯甲基-β-羧基环己甲酸甲酯,经水解生成α-二苯甲基庚二酸.其钍监在400-450°间裂解,生成α-二苯甲基环己酮.
methyl β-carbonyl cyclohexane carboxylate dibromo-methyl bromide in boiling benzene condensation generated α-benzhydryl-β-carboxy methyl cyclohexane carboxylate, hydrolysis generated α-benzhydryl pimelic acid thorium Supervisor cleaved between 400-450 °, producing α-benzhydryl cyclohexanone.