反应详情

For the synthesis of the title compound, 1.0 (4.87 mmol) g of 8-chloro-1-methoxy-10,11-dihydrodibenzo[a,d]cyclohepten-5-one, 10 ml of HBr (48%, aqueous) and 10 ml of glacial acetic acid are employed in method L. Yield: 95%; m.p.: 185° C.; GC 15.2 min; C15H11ClO2 (Mr=258.71)