Azacitidine impurities and related standards
24 reference standards related to Azacitidine held in the RSSE catalogue — pharmacopoeial impurities, non-compendial impurities, metabolites and labelled analogues where available.
In this group: 23 impurity reference standards · 1 stable isotope labelled standard. CAS numbers are listed for 24 of 24; 20 entries carry a structure drawing.
| Compound | CAS No. | Catalogue No. | Formula | MW |
|---|---|---|---|---|
| Azacitidine Impurity 4 | 105331-00-8 | RS-A040002 | C8H13N5O5 | 259.22 |
| Azacitidine Impurity 6 | 1415316-72-1 | RS-A040007 | C12H16N4O7 | 328.28 |
| Azacitidine Impurity 29 | 2306050-23-5 | RS-A040011 | C13H20N4O9 | 376.12 |
| Azacitidine Impurity 12 | 2508-80-7 | RS-A040013 | C7H14N4O5 | 234.21 |
| Azacitidine Impurity 28 | 2775292-14-1 | RS-A040015 | C7H14N4O5 | 234.1 |
| Azacitidine Impurity 34 | 105330-94-7 | RS-A040001 | C9H14N4O5 | 258.23 |
| Azacitidine Impurity 41 | 109-58-0 | RS-A040003 | C3H8N2O2 | 104.11 |
| Azacitidine Impurity 10-13C3 | 1173018-57-9 | RS-A040004 | 13C3H5N5O | 130.08 |
| Azacitidine Impurity 35 | 1174733-91-5 | RS-A040006 | C12H16N4O7 | 328.28 |
| Azacitidine Impurity 11 | 16352-06-0 | RS-A040008 | C4H6N4O | 126.12 |
| Azacitidine Impurity 7 | 1698011-17-4 | RS-A040009 | C7H14N4O5 | 234.21 |
| Azacitidine Impurity 33 | 1895868-05-9 | RS-A040010 | — | 184.27 |
| Azacitidine Impurity 57 | 2306050-24-6 | RS-A040012 | C25H32N4O15 | 628.54 |
| Azacitidine Impurity 43 | 2508-81-8 | RS-A040014 | C6H9NO5 | 175.14 |
| Azacitidine Impurity 39 | 28998-36-9 | RS-A040016 | C29H24N4O8 | 556.53 |
| Azacitidine Impurity 21 | 339091-26-8 | RS-A040017 | C13H18O9 | 318.28 |
| Azacitidine Impurity 40 | 62488-57-7 | RS-A040018 | C8H14N4O5 | 246.22 |
| Azacitidine Impurity 10 | 645-92-1 | RS-A040019 | C3H5N5O | 127.11 |
| Azacitidine Impurity 47 | 69350-76-1 | RS-A040021 | C27H24O8 | 476.48 |
| Azacitidine Impurity 59 | 7164-67-2 | RS-A040022 | C6H12N2O5 | 192.17 |
| Azacitidine Impurity 22 | 844877-56-1 | RS-A040023 | C13H18O9 | 318.28 |
| Azacitidine Impurity 20 | 89618-11-1 | RS-A040024 | C9H13N3O5 | 243.22 |
| Azacitidine Impurity 3 | 1174733-90-4 | RS-A040005 | C10H14N4O6 | 286.24 |
| Azacitidine Impurity 25 | 686299-20-7 | RS-A040020 | C8H14N4O6 | 262.22 |
Structures
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Azacitidine Impurity 4
COA per lot -
Azacitidine Impurity 6
COA per lot -
Azacitidine Impurity 29
COA per lot -
Azacitidine Impurity 12
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Azacitidine Impurity 28
COA per lot -
Azacitidine Impurity 34
COA per lot -
Azacitidine Impurity 41
COA per lot -
Azacitidine Impurity 10-13C3
COA per lot
Frequently asked
How many Azacitidine-related reference standards do you hold?
24 standards are listed on this page as of the latest catalogue build. CAS numbers are published for 24 of them and 20 entries carry a structure drawing. The catalogue is extended as new lots are released.
Can you supply an Azacitidine 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 Azacitidine 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 Azacitidine 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.







