4,4'-DIISOTHIOCYANATOSTILBENE-2,2'-DISULFONIC ACID

Acetylacetaldehyde dimethyl acetal

4,4'-Dimethyl-(3,3'-bithiophene)-2,2'-dicarboxaldehyde

4,4-DIMETHYL-1,3-CYCLOHEXANEDIONE

4,4-DIMETHYL-2-PHENYL-2-OXAZOLINE

4,4'-Dimethylbenzophenone

4,4'-Dinitrodiphenyl disulfide

4,4'-Dinitrostilbene-2,2'-disulfonic acid

4,4'-DIPENTYLAZOXYBENZENE

4,4'-Diphenoxybenzophenone

TRANS-4,4'-DIPHENYLSTILBENE