| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-16247 | 932388-89-1 | Impurity | |
| Drospirenone EP Impurity H | ||||
 | C4X-16271 | 353270-77-6 | Impurity | |
| Efavirenz Impurity 1 | ||||
 | C4X-162710 | 2125704-30-3 | Impurity | |
| Efavirenz Impurity 10 | ||||
| C4X-162711 | N/A | Impurity | |
| Efavirenz Impurity 11 | ||||
 | C4X-162714 | 209414-27-7 | Impurity | |
| Efavirenz USP Related Compound A | ||||
 | C4X-162715 | 127641-25-2 | Impurity | |
| Efavirenz Impurity 15 | ||||
 | C4X-162716 | 173676-59-0 | Impurity | |
| Efavirenz Impurity 16 | ||||
| C4X-162719 | 173676-60-3 | Impurity | |
| Efavirenz Impurity 19 | ||||
 | C4X-16272 | 154801-74-8 | Impurity | |
| Efavirenz Impurity 2 | ||||
 | C4X-162721 | 391860-73-4 | Impurity | |
| Efavirenz Related Compound C | ||||
