![5,6,6,7a-tetrahydrothieno[3,2-c] Pyridine-2(4H)-one hydrochloride (CAS:115473-15-9)](http://ueeshop.ly200-cdn.com/u_file/UPAB/UPAB917/2001/products/16/1a43db0794.gif)
![5,6,6,7a-tetrahydrothieno[3,2-c] Pyridine-2(4H)-one hydrochloride (CAS:115473-15-9)](http://ueeshop.ly200-cdn.com/u_file/UPAB/UPAB917/2001/products/16/1a43db0794.gif.240x240.gif)
| TESTING ITEMS | SPECIFICATIONS | RESULTS |
| Appearance | Off-white to dark brown color powder | Conforms |
| Identification | The solution of the sample was added with picric acid solution, that is, orange red | Conforms |
| The infrared atlas of the tested products is in accordance with the atlas of the control products | Conforms | |
| Loss on drying | ≤1.0% | 0.25% |
| Related substances (HPLC) |
Impurity C≤0.1% | ND |
| Any other individual impurity ≤0.5% | 0.22% | |
| Total impurities ≤1.5% | 0.70% | |
| Residual solvents | Ethyl acetate ≤0.5% | 0.1% |
| Methanol ≤0.3% | 0.01% | |
| Toluene ≤0.089% | ND | |
| Tetrahydrofuran ≤0.072% | ND | |
| Dichloromethane ≤0.06% | 0.01% | |
| N-Hexane ≤0.029% | 0.002% | |
| Purity | ≥98.5% | 99.3% |
| Conclusion: The Product Conforms to Enterprise Standard. |
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