4-BROMOPHENYL ISOCYANATE

4-BROMO-3-METHYLBENZONITRILE

4-BROMO-N,N-DIETHYLANILINE

2-AMINO-4'-BROMOACETOPHENONE HYDROCHLORIDE

4-vinylpyridoxal-5-phosphate

4-Bromopiperidine hydrobromide

4-BROMOTETRAFLUOROPHENYLHYDRAZINE

4-N-BUTOXYBENZOYL CHLORIDE