1-BROMO-2-ETHYNYLBENZENE

2-Bromophenylhydrazine hydrochloride

1-(2-BROMOPHENYL)-2-THIOUREA

2-Bromopropionyl chloride

2-Butene-1,4-dioldiacetate

2-Butyl-1H-imidazole-4-carbaldehyde

1,4-Bis(2-hydroxyethoxy)-2-butyne

Acetylenedicarboxylic acid

6-Formyl-2,3-dimethoxybenzoic acid