Tofacitinib Impurity 1 CAS 1092578-46-5
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1092578-46-5 |
| Molecular Formula | C16H20N6O |
| Molecular Weight | 312.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Tofacitinib Impurity 1 (CAS 1092578-46-5) pharmacopoeial impurity standards reference standard. Molecular formula: C16H20N6O. Molecular weight: 312.37 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C16H20N6O |
| Molecular Weight | 312.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 6 |
Related Tofacitinib Standards
- (Rac)-Tofacitinib (CAS 1259404-17-5)
- Tofacitinib Impurity 2 (CAS 1092578-48-7)
- Tofacitinib Impurity 20 (CAS 1092578-43-2)
- Tofacitinib Impurity 245 (CAS CATO-C4X-1079245)
- Tofacitinib Impurity 3 (CAS 1092578-47-6)
- Tofacitinib Impurity 34 (Mixture of Diastereomers) (CAS 344418-92-4)
- Tofacitinib Base (CAS 477600-75-2)
- Tofacitinib Impurity 236 (CAS CATO-C4X-1079236)
Recommended Standards
- Desulfovardenafil (CAS 224789-21-3)
- 6,7-Dimethyl-2,3-di(2-pyridyl)quinoxaline (CAS 6627-38-9)
- Phlorine (CAS 26660-92-4)
- Lornoxicam Impurity 96 (CAS CATO-C4X-201696)
- Dolutegravir Impurity 19 (CAS 1916490-96-4)
- (6-Chlorobenzo[b]thiophen-2-yl)methanol (CAS 234107-53-0)
- 2-Methyl-3(2H)-Furanone (CAS 41763-99-9)
- 3-Iodo-6-(methylthio)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 927825-75-0)
- 7-Bromo-4-methyl-6-(trifluoromethyl)phthalazin-1(2H)-one (CAS 2654747-33-6)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
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