Azacitidine USP Related Compound B CAS 6974-32-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 6974-32-9 |
| Molecular Formula | C28H24O9 |
| Molecular Weight | 504.48 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Azacitidine USP Related Compound B (CAS 6974-32-9) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C28H24O9. Molecular weight: 504.48 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C28H24O9 |
| Molecular Weight | 504.48 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Azacitidine Standards
- Azacitidine Impurity 26 (CAS 63-39-8)
- Azacitidine Triphosphate (CAS 2226-74-6)
- Azacitidine Impurity 89 (CAS 69350-76-1)
- Azacitidine Impurity 44 (CAS CATO-C4X-138844)
- Azacitidine Impurity 83 (CAS CATO-C4X-138883)
- Azacitidine Impurity 82 (CAS CATO-C4X-138882)
- Azacitidine Impurity 13 (CAS CATO-C4X-138813)
- Azacitidine Impurity 25 (CAS CATO-C4X-138825)
Recommended Standards
- β-L-Ribofuranose 1-Acetate 2,3,5-Tribenzoate (CAS 3080-30-6)
- 7,7’-(Carbonyldiimino)bis(4-hydroxynaphthalene-2-sulfonic Acid) (CAS 134-47-4)
- Clofarabine Impurity 4 (CAS 70832-64-3)
- Potassium Clavulanate EP Impurity J HCl (CAS 7677-21-6)
- Butenafine Impurity 18 (CAS CATO-C4X-159618)
- (4-Methoxy-5-(methoxycarbonyl)thiophen-2-yl)boronic acid (CAS 2251714-63-1)
- Rasagiline Impurity 14 HCl (CAS 200628-33-7)
- 3-Chloro-6-(trifluoromethyl)pyridine-2-methanol (CAS 1227584-33-9)
- Tert-butyl 6-formyl-1,3-dihydro-2H-pyrrolo[3,4-c]pyridine-2-carboxylate (CAS 1824323-60-5)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com