methyl 1'-ethyl-4'-nitro-1'H-1,3'-bipyrazole-3-carboxylate

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

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

3-(ethoxymethyl)-1-(2-fluoroethyl)-1H-pyrazole-4-sulfonyl chloride

1-sec-butyl-3-(ethoxymethyl)-1H-pyrazole-4-sulfonyl chloride

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

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

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

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

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

1-(2-fluoroethyl)-3-(isobutoxymethyl)-1H-pyrazole-4-sulfonyl chloride