Axitinib impurities and related standards
14 reference standards related to Axitinib held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
CAS numbers are listed for 14 of 14; 13 entries carry a structure drawing.
| Compound | CAS No. | Catalogue No. | Formula | MW |
|---|---|---|---|---|
| Axitinib Impurity 3 | 1347304-18-0 | RS-A105001 | C22H18N4O2S | 402.47 |
| Axitinib Impurity 4 | 1348536-59-3 | RS-A105002 | C22H18N4O3S | 418.47 |
| Axitinib Impurity 2 | 1428728-83-9 | RS-A105003 | C44H36N8O2S2 | 772.94 |
| Axitinib Impurity 13 | 1443118-71-5 | RS-A105004 | C15H12IN3O2S | 425.24 |
| Axitinib Impurity 10 | 1443118-72-6 | RS-A105005 | C29H25N5OS | 491.61 |
| Axitinib Impurity 9 | 1443118-73-7 | RS-A105006 | C22H20N4OS | 388.49 |
| Axitinib Impurity 7 | 1639137-80-6 | RS-A105008 | C24H20N4O2S | 428.51 |
| Axitinib Impurity 11 | 1639138-00-3 | RS-A105009 | C17H14IN3O2S | 451.28 |
| Axitinib Impurity 12 | 1959572-97-4 | RS-A105010 | C15H13N3O2S | 299.35 |
| Axitinib Impurity 26 | 2242852-05-5 | RS-A105011 | C19H19N3O | 305.37 |
| Axitinib Impurity 21 | 2527-58-4 | RS-A105012 | C16H16N2O2S2 | 332.44 |
| Axitinib Impurity 14 | 885126-34-1 | RS-A105013 | C15H12IN3OS | 409.24 |
| Axitinib Impurity 1 | 885126-40-9 | RS-A105014 | C22H18N4OS | 386.47 |
| Axitinib Impurity 29 | 1443118-74-8 | RS-A105007 | C17H15N3O2S | 325.38 |
Structures
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Axitinib Impurity 3
COA per lot -
Axitinib Impurity 4
COA per lot -
Axitinib Impurity 2
COA per lot -
Axitinib Impurity 13
COA per lot -
Axitinib Impurity 10
COA per lot -
Axitinib Impurity 9
COA per lot -
Axitinib Impurity 7
COA per lot -
Axitinib Impurity 11
COA per lot
Frequently asked
How many Axitinib-related reference standards do you hold?
14 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 14 of them and 13 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply an Axitinib impurity that is not listed here?
Yes. Non-compendial impurities can be quoted from a structure — a CAS number is not required. Send the structure, a SMILES string or the parent drug substance with your enquiry and we will come back with availability.
What documentation is supplied with Axitinib impurities?
Every lot ships with its own certificate of analysis. The certificate records the catalogue number, the batch number, the tests performed, the specification applied and the result obtained for that lot. A safety data sheet is supplied with the shipment.
Do you publish prices or a lead time for Axitinib impurities?
No price list is published: quotations are prepared per enquiry, because availability and packing depend on the lot and the quantity you need. Send the catalogue number and the quantity and a technical contact will answer with availability and a quotation.
Cannot find the impurity you need? Non-compendial impurities can be quoted from a structure — a CAS number is not required. Write to [email protected].







