High Purity Febuxostat Intermediates CAS 161798-02-3
Certificate of Analysis
Product Name:
Ethyl 2-(3-Cyano-4-hydroxyphenyl)-4-methyl-1,3-thiazole-5-carboxylate
CAS No.: 161798-02-3
Batch No. | HF171224 | Quantity | 140kgs |
Mfg. Date | Dec.24, 2017 | Package | As required |
Rep. Date | Dec.27, 2017 | Exp. Date | Dec.23, 2019 |
Items | Standards | Results | |
Characteristics | White to yellow crystalline powder | Paleyellow crystalline powder | |
Identification | By HPLC | Complies | |
By HNMR | Complies | ||
Loss on Drying | ≤1.00% | 0.02% | |
Residue onIgnition | ≤1.00% | 0.05% | |
Related Substances | Any individual impurity:≤0.50% | 0.30% | |
Total impurities:≤2.00% | 1.18% | ||
Purity(by HPLC) | ≥98.00% | 98.82% | |
Reference Standard | In-house Standard | ||
Conclusion | The product complied to In-house standard. | ||
Storage | Preserve in tight,light-resistant containers in a cool place |