Sigma-Aldrich
1,2-bis(4-methoxyphenyl)-4-phenyl-1,4-butanedione
1,2-BIS(BENZYLSULFONYL)ETHENE
1,2-BIS(PHENYLAZO)-1,2-ETHANEDIOL
1,2-CYCLOBUTANEDIONE
1,2-DIACETYL-1-(2,4-DINITROPHENYL)-2-(1-METHYLPROPENYL)-HYDRAZINE
1,2-DIHYDRO-1,2-DIPHENYL-1-NAPHTHOL
1,2-DIHYDRO-2-(4-(DIMETHYLAMINO)PHENYLIMINO)-1-ETHYLQUINOLINE HYDROCHLORIDE
1,2-DIHYDRO-2-PHENYL-4H-3,1-BENZOXAZIN-4-ONE
1,2-Dihydroacenaphthylen-1-yl acetate
1,2-DIMETHOXY-4-((4-NITROPHENYL)ETHYNYL)BENZENE
1,2-DIMETHYL-3-PHENYL-2-THIOPSEUDOUREA
1,2-DIPHENYL-1-((DIPHENYL)METHYLSILYL)HYDRAZINE
1,2-DIPHENYL-2-(2-PYRIDYL)ETHANOL
1,2,2,6,6-PENTAMETHYL-PIPERIDIN-4-OL, HYDROIODIDE
1,2,3-Triphenylguanidine