5-hydrazino-1-isopropyl-1H-pyrazole

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

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

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

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

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

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

3-(sec-butoxymethyl)-1-methyl-1H-pyrazole-4-sulfonyl chloride

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

3-(methoxymethyl)-1-methyl-1H-pyrazole

1-butyl-3-(methoxymethyl)-1H-pyrazole