2087 C. B. 2087 CB 2087-CB 3030-53-3 4,4'-Bis(chloroacetyl)diphenyl ether 4,4'-Oxybis[2-chloroacetophenone] Acetophenone, 4',4'''-oxybis[2-chloro- Bis(4-chloroacetophenyl) ether Bis(4-chloroacetylphenyl) ether Bis(chloracetyl-4-phenyl) oxide Clofenoxide Clofenoxyde Ethanone, 1,1'-(oxydi-4,1-phenylene)bis[2-chloro- NSC104973 Stamycil