4-BIPHENYLSULFONYL CHLORIDE

4-BIPHENYLSULFONYL CHLORIDE

4-BROMO-1-(4-CHLOROBENZYL)-1H-PYRAZOLE-5-CARBALDEHYDE

4-BROMO-1-(4-CHLOROBENZYL)-1H-PYRAZOLE-5-CARBALDEHYDE

4-Bromo-1,8-naphthalic anhydride

4-Bromo-1-chloroisoquinoline

4-BROMO-1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBONYL CHLORIDE