4104-12-5 Butanamide, N,N'-(3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(3-oxo- EINECS 223-873-1 N,N'-(3,3'-Dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(3-oxobutyramide) NSC 60665