Resmetirom impurity 139 CAS 1581304-53-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 1581304-53-1 |
| Molecular Formula | C19H18Cl2N6O5 |
| Molecular Weight | 481.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Resmetirom impurity 139 (CAS 1581304-53-1) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C19H18Cl2N6O5. Molecular weight: 481.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H18Cl2N6O5 |
| Molecular Weight | 481.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 6 |
Related Resmetirom Standards
- Resmetirom impurity 16 (CAS 920509-33-7)
- Resmetirom Impurity 34 (CAS CATO-C4X-291234)
- Resmetirom Impurity 42 (CAS CATO-C4X-291242)
- Resmetirom impurity 84 (CAS CATO-C4X-291284)
- Resmetirom Impurity 31 (CAS CATO-C4X-291231)
- Resmetirom impurity 125 (CAS CATO-C4X-2912125)
- Resmetirom impurity 112 (CAS CATO-C4X-2912112)
- Resmetirom impurity 56 (CAS 3033842-98-4)
Recommended Standards
- methyl 3-methyl-2-[3-(1,1,2,2,3,3,4,4,4-nonafluorobutylsulfonyloxy)isoxazol-5-yl]butanoate (CAS 2378053-95-1)
- 5,5'-((1E,1'E)-(2-Bromo-1,4-phenylene)bis(Ethene-2,1-Diyl))bis(2-hydroxyBenzoic acid) (CAS 291766-06-8)
- 3-Chlorophenyl-4'-nitrophenyl ether (CAS 2303-23-3)
- Tegoprazan Impurity 73 (CAS CATO-C4X-229773)
- Tegoprazan Impurity 149 (CAS CATO-C4X-2297149)
- 2-Bromo-3,7,8-trichlorodibenzo-p-dioxin (CAS 109333-33-7)
- 2-((4-Amino-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethoxyphenyl)acetamide (CAS 586992-91-8)
- [(R)-1-(2-Hydroxy-ethyl)-piperidin-3-yl]-methyl-carbamic acid tert-butyl ester (CAS 1353988-69-8)
- Ethyl 3-(tert-butyl)-1-(3-nitropyridin-2-yl)-1H-pyrazole-5-carboxylate (CAS 959572-95-3)
- Hexapeptide-11 (CAS 161258-30-6)
Why CATO?
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