Xi 'an Green Spring Technology Co., Ltd
Xi 'an Green Spring Technology Co., Ltd
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Tamsulosin Hcl
1.Product profile
Product name:Tamsulosin Hcl
CAS No.: 106463-17-6
MF: C20H28N2O5S.HCl
Other Name:Tamsulosin hydrochloride
Molecular Weight : 444.97
2.Specification
| Items | Specification |
| Characteristics |
White or almost white crystalline powder, Slightly soluble in water, freely soluble in formic acid,slightly soluble in anhydrous ethanol. |
| Melting point | about 230°C |
| Identification |
1) should conformed 2) specific rotation: -17.5° to -20.5° 3) examine by infrared absorption spectrophotometry,compare the spectrum obtained with reference spectrum:should meet the requirements 4) should conformed |
| Related substances |
Method A (EP method): Largest single impurity should ≤0.1% Method B(EP method): Largest single impurity should≤0.1% Total impurities should ≤0.2% |
| Enantiomeric purity | ≤0.1% |
| Heavy metals | ≤20ppm |
| Loss on drying | ≤0.5% |
| Sulphated ash | ≤0.1% |
| Assay |
98.5% ~ 101.0% |