| Product name: | Guaifenesin |
| Molecular Formula: | C10H14O4 |
| Molecular Structure: |  |
| Molecular Weight: | 198.2 |
| CAS No.: | 93-14-1 |
Description
Guaifenesin is a white or almost white, crystalline powder. It is sparingly soluble in water, soluble in alcohol.
Application
Guaifenesin is an expectorant and antitussive drug. It has antitussive, spasmolytic and anticonvulsant effects. It is suitable for chronic bronchitis and bronchiectasis with multi-phlegm and cough. It is commonly used in combination with other antitussive and antiasthmatic drugs.
Specification
| Appearance | White or almost white, crystalline powder. |
| Melting range | 79°C to 83°C |
| Appearance of solution | Meets the requirements. |
| Acidity or alkalinity | Meets the requirements. |
| Chlorides and monochlorhydrins | ≤250 ppm |
| Heavy metals | ≤25 ppm |
| Loss on drying | ≤0.5% |
| Sulfated ash | ≤0.1% |
| Related substances: | |
| Guaiacol | ≤0.1% |
| Guaifenesin β-isomer | ≤1.0% |
| Any other individual impurity | ≤0.5% |
| Total (excluding β-isomer) | ≤1.0% |
| Assay | 98.0% - 102.0% |
Packing and Storage
Preserve in tight containers.
Minimum Order
One package
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