Methylene blue /Methylthioninium Chloride Impurity 22 CAS 34185-23-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 34185-23-4 |
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Methylene blue /Methylthioninium Chloride Impurity 22 (CAS 34185-23-4) pharmacopoeial impurity standards reference standard. Molecular formula: C13H10N2OS. Molecular weight: 242.30 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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