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4-(Boc-4-aminophenyl)-butanoic acid

4-(Boc-amidino)-benzoic acid

4-(Boc-amino)-1-[(2-hydroxyphenyl)(thiophen-2-yl)methyl]piperidine

4-(Boc-amino)butyl bromide

4-(Boc-aminomethyl)pyridine

4-(Boc-piperazin-1-yl)-3-nitrobenzoic acid

4-(Bromoacetyl) thiomorpholine

4-(Bromoacetyl)-N,N-diethylbenzenesulfonamide

4-(Bromoacetyl)-N,N-dimethylbenzenesulfonamide

4-(Bromodifluoromethyl)-1-(difluoromethyl)benzene