Tofacitinib Impurity 7 CAS 1616761-00-2
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 1616761-00-2 |
| Molecular Formula | C16H19ClN6O |
| Molecular Weight | 346.81 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tofacitinib Impurity 7 (CAS 1616761-00-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C16H19ClN6O. Molecular weight: 346.81 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H19ClN6O |
| Molecular Weight | 346.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 6 |
Related Tofacitinib Standards
- Tofacitinib Impurity 21 (CAS CATO-C4X-107921)
- Tofacitinib Impurity 250 (CAS CATO-C4X-1079250)
- Tofacitinib Impurity 226 (CAS 2101951-13-5)
- Tofacitinib Impurity 234 (CAS CATO-C4X-1079234)
- Tofacitinib Impurity 249 (CAS CATO-C4X-1079249)
- Tofacitinib Impurity 58 (CAS CATO-C4X-107958)
- Tofacitinib Impurity 112 (CAS CATO-C4X-1079112)
- Tofacitinib Impurity 209 (CAS CATO-C4X-1079209)
Recommended Standards
- Sildenafil Impurity 25 (CAS CATO-C4X-112825)
- Sildenafil Impurity 265 (CAS 1829588-57-9)
- 24694-13-1 2-Chloro-N-(4-{[(5-methyl-1,3,4-thiadiazol-2-yl)amino]sulfonyl}phenyl)acetamide MFCD22056655 (CAS 24694-13-1)
- Proparacaine Impurity 8 HCl (CAS 35288-46-1)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
- 3β-Acetoxy-6α-chloroergosta-7,22-dien-5α-ol (CAS 58261-88-4)
- rac-(2R,3S)-2-(3-methoxyphenyl)pyrrolidine-3-carboxylic acid hydrochloride (CAS 1938073-11-0)
- [(3R)-4-methylmorpholin-3-yl]methanol (CAS 1620510-51-1)
- Methyl 4-amino-2-bromonicotinate (CAS 1805444-58-9)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
Why CATO?
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