西地那非

乙醇

5-chloro-1-methyl-3-propyl-1,6-dihydro-pyrazolo[4,3-d]pyrimidin-7-one

2-乙氧基-5-[(4-甲基-1-哌嗪)磺酰基]苯甲醛

N-甲基哌嗪

5-(5-bromo-2-ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-pyrimidin-7-one

7-chloro-5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propylpyrazolo[4,3-d]pyrimidine

4-[[2-乙氧基-5-[(4-甲基-1-哌嗪)磺酰基]苯甲酰基]氨基]-1-甲基-3-丙基-1H-吡唑-5-羧酰胺

4-[2-hydroxy-5-(4-methylpiperazine-1-ylsulphonyl)benzamido]-1-methyl-3-n-propyl-1H-pyrazole-5-carboxamide

5-(2-乙氧苯基)-1-甲基-3-丙基-1,6-二氢-7H-吡唑并[4,3-d]嘧啶-7-酮

5-氯磺酰基-2-羟基苯甲酸

5-[2-ethoxycarbonyloxy-5-(4-methyl-piperazine-1-sulfonyl)-phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one

邻乙氧基苯甲酰氯

ethyl 4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxylate

7-bromo-1-methyl-5-[2-ethoxy-5-(4-methylpiperazinylsulfonyl)-phenyl]-3-n-propyl-1H-pyrazolo[4,3-d]pyrimidine

5-[2-ethoxy-5-(4-methylpiperazin-1-yl-sulphonyl)phenyl]-1-methyl-3-n-propyl-1-hydro-7-ethoxypyrazolo[4,3-d]pyrimidine

5-(2-ethoxy-5-iodophenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one

2-hydroxy-5-(4-methylpiperazin-1-ylsulphonyl)benzoic acid

4-乙氧基-3-(1-甲基-7-氧代-3-丙基-6,7-二氢-1H-吡唑并[4,3-d]嘧啶-5-基)苯磺酰氯