| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-15632 | 3376-83-8 | Impurity | |
| Biotin Impurity 2((-)-Biotin Sulfoxide) | ||||
 | C4X-156321 | 412308-26-0?free base? | Impurity | |
| Biotin Impurity 21 HBr | ||||
| C4X-156322 | 87585-00-0 | Impurity | |
| Biotin impurity 22 | ||||
| C4X-156323 | 33607-57-7 | Impurity | |
| Biotin impurity 23 | ||||
| C4X-156324 | N/A | Impurity | |
| Biotin impurity 24 | ||||
| C4X-156325 | N/A | Impurity | |
| Biotin impurity 25 | ||||
| C4X-156326 | N/A | Impurity | |
| Biotin iimpurity 26 | ||||
| C4X-156327 | N/A | Impurity | |
| Biotin impurity 27 | ||||
| C4X-156328 | 157966-14-8 | Impurity | |
| Biotin impurity 28 | ||||
| C4X-156329 | N/A | Impurity | |
| Biotin impurity 29 | ||||
