Brexpiprazole Impurity 136 CAS 2657666-89-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2657666-89-0 |
| Molecular Formula | C8H4Br2S |
| Molecular Weight | 291.99 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Brexpiprazole Impurity 136 (CAS 2657666-89-0) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H4Br2S. Molecular weight: 291.99 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H4Br2S |
| Molecular Weight | 291.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Brexpiprazole Standards
- Brexpiprazole Impurity 29 (CAS 913614-15-0)
- Brexpiprazole Impurity 14 (CAS 203395-59-9)
- Brexpiprazole Impurity 154 (CAS 2514958-62-2)
- Brexpiprazole Impurity 162 (CAS CATO-C4X-1131162)
- Brexpiprazole impurity 112 (CAS CATO-C4X-1131112)
- Brexpiprazole Impurity 140 (CAS CATO-C4X-1131140)
- Brexpiprazole Impurity 133 (CAS 1268367-99-2)
- Brexpiprazole Impurity 164 (CAS CATO-C4X-1131164)
Recommended Standards
- 2,5-Dibromobenzo[b]thiophene (CAS 7312-17-6)
- Aroclor 1248 (CAS 12672-29-6)
- 2,3',4,5-Tetrachlorobiphenyl (CAS 73575-53-8)
- Bumetanide Impurity 135 (CAS 30170-22-0)
- Calcitriol Impurity 8 (CAS 140710-96-9)
- 4-(2,5-Dimethyl-1h-pyrrol-1-yl)-2-methylphenylamine (CAS 842956-16-5)
- 4-Chloro-5-ethylthiophene-2-carbohydrazide (CAS 1399657-40-9)
- 4-Dodecyl-3-methyl-1-phenyl-1H-pyrazol-5-yl ethyl carbonate (CAS 821779-83-3)
- 2-methyl-4,5,6,7-tetrahydro-2H-indazole-3-carbaldehyde (CAS 1507958-15-7)
- Acetyl decapeptide-3 (CAS 935288-50-9)
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