Vonoprazan impurities and related standards
19 reference standards related to Vonoprazan held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
CAS numbers are listed for 19 of 19; 18 entries carry a structure drawing.
| Compound | CAS No. | Catalogue No. | Formula | MW |
|---|---|---|---|---|
| Vonoprazan Impurity 110 | 122453-85-4 | RS-V010002 | C11H8N2 | 168.19 |
| Vonoprazan Impurity 75 | 1224739-02-9 | RS-V010003 | C8H5Br2FO | 293.87 |
| Vonoprazan Impurity 25 | 1240948-72-4 | RS-V010004 | C11H6ClFN2 | 220.63 |
| Vonoprazan Impurity 30 | 1240948-77-9 | RS-V010005 | C11H7FN2 | 186.19 |
| Vonoprazan Impurity 111 | 1240949-51-2 | RS-V010006 | C11H7FN2 | 186.19 |
| Vonoprazan Impurity 51 | 134479-04-2 | RS-V010007 | C5H4ClNO2S | 177.61 |
| Vonoprazan Impurity 47 | 1421640-34-7 | RS-V010008 | C6H7NO3S | 173.19 |
| Vonoprazan Impurity B-3 | 15103-48-7 | RS-V010009 | C5H5NO3S | 159.16 |
| Vonoprazan Impurity 14 | 1610043-62-3 | RS-V010010 | C12H13FN2 | 204.24 |
| Vonoprazan Impurity 66 | 16133-25-8 | RS-V010011 | C5H4ClNO2S | 177.61 |
| Vonoprazan Impurity 8 | 2170020-79-6 | RS-V010012 | C21H20FN3O6S | 461.47 |
| Vonoprazan Impurity 32 | 312307-38-3 | RS-V010013 | C11H7FN2 | 202.19 |
| Vonoprazan Impurity 63 | 51498-38-5 | RS-V010014 | C5H4ClNO3S | 193.6 |
| Vonoprazan Impurity 28 | 56448-22-7 | RS-V010015 | C11H9NO | 171.2 |
| Vonoprazan Impurity 19 | 881674-58-4 | RS-V010016 | C11H10FNO | 191.2 |
| Vonoprazan Impurity 1 | 881732-90-7 | RS-V010017 | 17H17N3O2S | 327.41 |
| Vonoprazan Impurity 51 | 928324-73-6 | RS-V010018 | C16H11FN2O3S | 330.33 |
| Vonoprazan Impurity 3 | 928325-41-1 | RS-V010019 | C17H15F2N3O2S | 363.39 |
| Vonoprazan Impurity 52 | 1060802-18-7 | RS-V010001 | C5H3Cl2NO2S | 212.05 |
Structures
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Vonoprazan Impurity 110
COA per lot -
Vonoprazan Impurity 75
COA per lot -
Vonoprazan Impurity 25
COA per lot -
Vonoprazan Impurity 30
COA per lot -
Vonoprazan Impurity 111
COA per lot -
Vonoprazan Impurity 51
COA per lot -
Vonoprazan Impurity 47
COA per lot -
Vonoprazan Impurity B-3
COA per lot
Frequently asked
How many Vonoprazan-related reference standards do you hold?
19 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 19 of them and 18 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply a Vonoprazan 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 Vonoprazan 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 Vonoprazan 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 sales@rssechem.com.







