Isoprenaline Hydrochloride EP Impurity A CAS 16899-81-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 16899-81-3 |
| Molecular Formula | C11H15NO3 HCl |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Isoprenaline Hydrochloride EP Impurity A (CAS 16899-81-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H15NO3 HCl. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H15NO3 HCl |
| Molecular Weight | 245.70 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Isoprenaline Standards
- Isoprenaline Impurity 23 HCl (CAS 13725-13-8(free base))
- Isoprenaline Impurity 3 (CAS 14309-63-8)
- Isoprenaline Sulphate Dihydrate (CAS 299-95-6)
- Isoprenaline Hydrochloride (CAS 51-30-9)
- Isoprenaline sulfate CRS (CAS 6078-56-4)
- Isoprenaline Impurity 22 HCl (CAS 721917-88-0(free base))
- Isoprenaline Impurity 1 (CAS CATO-C4X-27751)
- Isoprenaline Impurity 15 (CAS CATO-C4X-277515)
Recommended Standards
- Capecitabine Impurity 36 (CAS 1993-63-1)
- Tepotinib impurity 16 (CAS CATO-C4X-337416)
- 2H,4H,5H,6H,7H,8H-pyrazolo[4,3-c]azepine dihydrochloride (CAS 1955557-03-5)
- 2-chloranyl-5-(trifluoromethyl)pyrimidine 2-chloro-5-(trifluoromethyl)pyrimidine 69034-12-4 A836321 (CAS 69034-12-4)
- 5-[(3-chloro-4-methylphenyl)amino]-1,3,4-thiadiazole-2-thiol (CAS 873810-46-9)
- 5-Bromo-4-chloro-3-indolyl β-D-glucuronide sodium salt, 98% (CAS 129541-41-9)
- [3,5 Diiodo-Tyr7] Peptide T (CAS 128551-40-6)
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