Dicyclopentadiene diepoxide

1,2:5,6-Di-O-isopropylidene-alpha-D-allofuranose

1,2:5,6-Bis-O-(1-methylethylidene)-D-mannitol

BENZO(B)NAPHTHO(2,1-D)THIOPHENE

1,2-BIS(2,4-DICHLOROPHENOXY)ETHANE

1,2-Bis(bromomethyl)benzene

1,2-Bis(chloromethyl)benzene

1,2-Bis(cyanomethyl)benzene

N,N,N',N'-TETRAETHYLETHYLENEDIAMINE