| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-107231 | 1608986-16-8 | Impurity | |
| Bortezomib Impurity 31 | ||||
 | C4X-107233 | 73058-37-4 | Impurity | |
| Bortezomib Impurity 33 | ||||
 | C4X-107234 | 862895-00-9 | Impurity | |
| Bortezomib Impurity 34 | ||||
 | C4X-107235 | 1104011-35-9 | Impurity | |
| Bortezomib Impurity 35 | ||||
 | C4X-107236 | N/A | Impurity | |
| Bortezomib Impurity 36 | ||||
| C4X-107237 | N/A | Impurity | |
| Bortezomib Impurity 37 | ||||
 | C4X-107238 | 179324-87-9 | Impurity | |
| Bortezomib Impurity 38 | ||||
 | C4X-107239 | 390800-88-1 | Impurity | |
| Bortezomib Impurity 39 | ||||
 | C4X-10724 | 289472-81-7 | Impurity | |
| Bortezomib Impurity 4 | ||||
| C4X-107240 | 87304-47-0 | Impurity | |
| Bortezomib Impurity 40 | ||||
