Dioxopromethazine Hydrochloride
Usage: Cough suppressant
Classification:
Detailed
| Molecular formula | C₁₇H₂₀N₂O₂S·HCl |
| Molecular weight | 352.88 |
| Structural formula |
.HCL |
| Storage | Store in a dark, airtight container. |
| Validity period | 48 months |
| Implementation Standard | Volume II of the 2025 Edition of the Pharmacopoeia of the People’s Republic of China |
| Appearance | White to slightly yellowish powder or crystalline powder; odorless. |
| Identification | Compliant with regulations |
| Acidity | 4.2–5.1 |
| Clarity and Color of Solutions | Compliant with regulations |
| Sulfate | Compliant with regulations |
| Related substances | Compliant with regulations |
| Residue on ignition | ≤0.1% |
| Loss on drying | ≤0.5% |
| Heavy metals | ≤10PPM |
| Content (on a dry basis) | ≥99.0% |
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