7-Cyclopropyl-pyrazolo[1,5- a ]pyrimidine-2-carboxylic acid methyl ester

1-(4- tert -Butyl-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(2,6-Dimethoxy-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

2-(4-溴-1H-吡唑-1-基)丁酸乙酯, 2-(4-Bromo-pyrazol-1-yl)-butyric acid ethyl ester

1-(4-Bromo-pyrazol-1-ylmethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

1-(4-Chloro-phenoxymethyl)-1 H -pyrazole-3-carboxylic acid methyl ester

4-(1,3-Dimethyl-1 H -pyrazol-4-yl)-2,4-dioxo-butyric acid methyl ester

4-Furan-2-yl-2,4-dioxo-butyric acid methyl ester

2-Methyl-2-(4-nitro-pyrazol-1-yl)-propionic acid ethyl ester

2-(5-Methyl-pyrazol-1-yl)-propionic acid methyl ester

5-Thiophen-2-yl-7-trifluoromethyl-4,5,6,7-tetrahydro-pyrazolo[1,5- a ]pyrimidine-3-carboxylic acid ethyl ester