5-(ethoxymethyl)-1-isobutyl-1H-pyrazole-4-sulfonyl chloride

5-(butoxymethyl)-1-methyl-1H-pyrazole-4-sulfonyl chloride

5-(butoxymethyl)-1-(2-fluoroethyl)-1H-pyrazole-4-sulfonyl chloride

1-cyclopentyl-5-(isobutoxymethyl)-1H-pyrazole-4-sulfonyl chloride

5-(isobutoxymethyl)-1-isobutyl-1H-pyrazole-4-sulfonyl chloride

5-(sec-butoxymethyl)-1-propyl-1H-pyrazole-4-sulfonyl chloride

5-(sec-butoxymethyl)-1-butyl-1H-pyrazole-4-sulfonyl chloride

ethyl 4-chloro-1-ethyl-1H-pyrazole-5-carboxylate

ethyl 1-sec-butyl-4-chloro-1H-pyrazole-5-carboxylate

ethyl 4-bromo-1-sec-butyl-1H-pyrazole-5-carboxylate

Ethyl 1-(difluoromethyl)-4-iodo-1H-pyrazole-5-carboxylate