Tofacitinib Impurity 84 CAS 1675248-18-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1675248-18-6 |
| Molecular Formula | C18H25N5O3 |
| Molecular Weight | 359.42 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Tofacitinib Impurity 84 (CAS 1675248-18-6) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H25N5O3. Molecular weight: 359.42 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H25N5O3 |
| Molecular Weight | 359.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| 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.) | 1993 |
| Nitrogen Atoms | 5 |
Related Tofacitinib Standards
- Tofacitinib Impurity 150 (CAS 1616761-01-3)
- Tofacitinib Impurity 51 (CAS 2504210-38-0)
- Tofacitinib Impurity 138 (CAS CATO-C4X-1079138)
- Tofacitinib Impurity 85 (CAS CATO-C4X-107985)
- Tofacitinib Impurity 202 (CAS CATO-C4X-1079202)
- Tofacitinib Impurity 132 (CAS CATO-C4X-1079132)
- Tofacitinib Impurity 112 (CAS CATO-C4X-1079112)
- Tofacitinib Impurity 134 (CAS CATO-C4X-1079134)
Recommended Standards
- Terbutaline impurity 110 (CAS CATO-C4X-1183110)
- Crizotinib impurity 17 (CAS 2322541-37-5)
- Mivacurium chloride Impurity 47 (CAS CATO-C4X-137547)
- Finasteride EP Impurity C (CAS 1800205-94-0)
- Atorvastatin Impurity 64 (CAS 186508-95-2)
- Istradefylline Impurity 1 (CAS 606080-73-3)
- 4-(4-Tert-butyl-1,3-thiazol-2-yl)phenol (CAS 847781-95-7)
- 3-(3-Mercaptopropyl)-1,1-dimethylguanidine (CAS 735253-59-5)
- 4-((1-(4-Chlorophenyl)-1H-tetrazol-5-yl)methyl)-N-cyclohexylpiperazine-1-carboxamide (CAS 1049435-59-7)
- Polymyxin B nonapeptide (CAS 86408-36-8)
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