methyl 3-(3-ethoxy-4-nitro-1H-pyrazol-1-yl)propanoate

methyl 2-(3-bromo-1H-pyrazol-1-yl)propanoate

tert-butyl 1-(2-methoxy-2-oxoethyl)-1H-pyrazole-5-carboxylate

1-ethyl-3-(methoxymethyl)-1H-pyrazole-4-sulfonyl chloride

1-isobutyl-3-(methoxymethyl)-1H-pyrazole-4-sulfonyl chloride

1-methyl-3-(propoxymethyl)-1H-pyrazole-4-sulfonyl chloride

3-(isopropoxymethyl)-1-(3,3,3-trifluoropropyl)-1H-pyrazole-4-sulfonyl chloride

3-(isopropoxymethyl)-1-methyl-1H-pyrazole-4-sulfonyl chloride

3-(butoxymethyl)-1-propyl-1H-pyrazole-4-sulfonyl chloride

3-(butoxymethyl)-1-butyl-1H-pyrazole-4-sulfonyl chloride

1-cyclopentyl-3-(isobutoxymethyl)-1H-pyrazole-4-sulfonyl chloride