Varenicline Dioxo Impurity CAS 357424-07-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 357424-07-8 |
| Molecular Formula | C13H13N3O2 |
| Molecular Weight | 243.26 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Varenicline Dioxo Impurity (CAS 357424-07-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H13N3O2. Molecular weight: 243.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H13N3O2 |
| Molecular Weight | 243.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 32864-08-7 (3,5-Dimethoxyphenyl)(pyridin-2-yl)methanone DTXSID90618517 (CAS 32864-08-7)
- 3-Amino-4-[(pyridin-3-ylmethyl)-amino]-benzoic acid 3450AE 436088-89-0 C13H13N3O2 (CAS 436088-89-0)
- 28123-73-1 AR-1K4860 n-{5-[(3-{[n5-(diaminomethylidene)ornithyl]amino}propyl)amino]pentyl}-n2-[(4-hydroxy-1h-indol-3-yl)acetyl]-n6-methyllysinamide (CAS 28123-73-1)
- Pitavastatin Impurity 104 (CAS CATO-C4X-1037104)
- Isavuconazole Impurity 138 (CAS 2962831-00-9)
- (5E)-2-Mercapto-5-(mesitylmethylene)-1,3-thiazol-4(5H)-one 153567-97-6 4779AD C13H13NOS2 (CAS 153567-97-6)
- 3-(4-Aminophenoxy)propanamide (CAS 121489-79-0)
- tert-Butyl 3-(chloromethyl)indoline-1-carboxylate (CAS 454674-65-8)
- 7-Deaza-2',3'-dideoxyadenosine (CAS 40627-30-3)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
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