Butyl 4-(1, 1-dimethylethyl)benzoate

Butyl 4-(1, 1-dimethylethyl)cyclohexanecarboxylate

Butyl 4-(4-chloro-2-methylphenoxy)butyrate

Butyl 4-amino-3-(3-(trifluoromethyl)phenyl)isothiazole-5-carboxylate

Butyl 4-dimethylaminobenzoate

Butyl 4-nitrobenzoate

Butyl 4-phenylpiperidine-4-carboxylate hydrochloride

Butyl 5-methylisoxazole-3-carboxylate

Butyl 5-oxo-DL-prolinate

Butyl 5-oxo-L-prolinate

Butyl 5-oxocyclopent-1-ene-1-heptanoate

Butyl 5-sulphamoyl-o-anisate

Butyl 6-chlorohexanoate

Butyl 6-methylpyridine-2-carboxylate

Butyl 9(or 10)-(sulfooxy)stearate

Butyl 9, 10-epoxystearate

Butyl 9-(sulfooxy)stearate

Butyl acetate (all isomers)

Butyl acetoxyacetate

Butyl acetyl ricinoleate