Formoterol Impurity 23 CAS 43229-01-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 43229-01-2 |
| Molecular Formula | C15H12BrNO4 |
| Molecular Weight | 350.16 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Formoterol Impurity 23 (CAS 43229-01-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H12BrNO4. Molecular weight: 350.16 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H12BrNO4 |
| Molecular Weight | 350.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Formoterol Standards
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Recommended Standards
- Clonazepam impurity 10 (CAS CATO-C4X-140310)
- 1-[6,8-Dichloro-2-(trifluoromethyl)quinol-4yl]piperazine (CAS 1000339-48-9)
- Lorazepam impurity 9 (CAS CATO-C4X-10419)
- Flomoxef Impurity 32 (CAS CATO-C4X-138232)
- Lenvatinib Impurity 111 (CAS CATO-C4X-1140111)
- Ethyl 3-(3-methyl-1h-pyrazol-1-yl)-2-(methylamino)propanoate (CAS 1341055-21-7)
- Ethyl 2-({5-methoxy-4-[3-(trifluoromethyl)phenoxy]pyrimidin-2-yl}sulfanyl)acetate (CAS 338423-35-1)
- 3-Methyl-6-(methylthio)benzo[d]thiazol-2(3H)-imine methanesulfonate (CAS 2034157-54-3)
- 2-((4-Aminophenyl)amino)acetamide (CAS 57946-58-4)
- Semaglutide Impurity 6 (CAS 62-57-7)
Why CATO?
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