Macitentan Impurity 1 CAS 441798-25-0
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 441798-25-0 |
| Molecular Formula | C17H16Br2N6O4S |
| Molecular Weight | 560.22 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Macitentan Impurity 1 (CAS 441798-25-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C17H16Br2N6O4S. Molecular weight: 560.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C17H16Br2N6O4S |
| Molecular Weight | 560.22 g/mol |
| Purity | >95% |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 1 |
Related Macitentan Standards
- Macitentan Impurity 2 (CAS 441796-13-0)
- Macitentan Impurity 3 (CAS 1103522-45-7)
- Macitentan Impurity 8 (CAS 556796-88-4)
- Macitentan Impurity N1 (CAS 2443747-63-3)
- Macitentan Impurity 35 (CAS 441798-36-3)
- Macitentan Impurity 24 (CAS 556797-16-1)
- Macitentan (CAS 441798-33-0)
- Macitentan Impurity 26 (CAS CATO-C4X-117526)
Recommended Standards
- N,N'-[Bis(2,6-diMethylphenyl)-1,3-diMethyl-1,3-propanediylidene](Methyl) (triethylphosphine)palladiuM(II) (CAS 1224879-40-6)
- 1,4-Dibromo-2,5-bis(2-(2-(2-methoxyethoxy)ethoxy)ethoxy)benzene (CAS 187754-76-3)
- Amiodarone Impurity 35 (CAS 149702-94-3)
- Lemborexant Impurity 30 (CAS CATO-C4X-304230)
- Olaparib Impurity 102 (CAS 1806327-68-3)
- 3-(Isoxazol-5-yl)aniline (CAS 832740-15-5)
- 3-Chloro-1H-indazole-7-carbaldehyde (CAS 1337880-07-5)
- 2-[2-(2-bromophenyl)ethylsulfanyl]acetyl chloride (CAS 2737317-24-5)
- (S)-3-(Trifluoromethyl)-5,6,7,7a,8,9,10,11-octahydropyrazino[1,2-d]pyrido[3,2-b][1,4]diazepine (CAS 2817669-24-0)
- Des-Phe22-Tirzepatide (CAS CATO-CPTD788951)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com