57721-71-8 9-Hydroxy-2,3,10-trimethoxydibenzo[a,g]quinolizinium Bromide Dehydro Palmatrubine Bromide CAS 57721-71-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57721-71-8 |
| Molecular Formula | C20H18NO4 Br |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
57721-71-8 9-Hydroxy-2,3,10-trimethoxydibenzo[a,g]quinolizinium Bromide Dehydro Palmatrubine Bromide (CAS 57721-71-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H18NO4 Br. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H18NO4 Br |
| Molecular Weight | 416.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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