Synonyms: CBS-127 (Fluorescent Brightener); Fluorescent Brightener FP-127; fluorescent brightener 378; 4,4'-bis(2-methoxystyryl)-1,1'-biphenyl; 1,1'-biphenyl-4,4'-bis[2-(methoxyphenyl)ethenyl]; cbs-127; FBA 378; 1,1'-biphenyl-4,4'-bis-benzoxazole; Optical Brightener FP; 4,4'-bis[(E)-2-(2-methoxyphenyl)ethenyl]biphenyl