| SL01375 | 西地那非-D8 | Sildenafil D8 | 951385-68-5 |
| SL00463 | 西地那非 | Sildenafil | 139755-83-2 |
| SL00787 | N-去甲基西地那非 | N-Desmethyl sildenafil | 139755-82-1 |
| SL00863 | 西地那非二聚体杂质 | Sildenafil Dimer Impurity | 1346602-67-2 |
| SL01000 | 二甲基西地那非-D5 | Dimethyl Sildenafil D5 | |
| SL01376 | N-去甲基西地那非-d8 | N-Desmethyl Sildenafil-d8 | 1185168-06-2 |
| SL01377 | N-去甲基西地那非-d8盐酸盐 | N-Desmethyl Sildenafil-d8 hydrochloride |