Sennoside B CAS 128-57-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 128-57-4 |
| Molecular Formula | C42H38O20 |
| Molecular Weight | 862.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Sennoside B (CAS 128-57-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C42H38O20. Molecular weight: 862.74 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C42H38O20 |
| Molecular Weight | 862.74 g/mol |
| Purity | >95% |
| 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 |
| Degree of Unsaturation (DBE) | 24.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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