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Isolation and Characterization of a Process Impurity in Tizanidine Hydrochloride
A new process impurity was detected during the HPLC analysis of Tizanidine hydrochloride (I) batches. The impurity (II) was isolated by preparative HPLC and characterized by NMR and Mass spectral analysis as 5-S-ethyl-N-(4,5-dihydro-1H-imidazol-2-yl)-2,1,3-benzothiadiazol-4-amine hydrochloride.
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| Autors principals: | , , , |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
Medknow Publications
2010
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3003171/ https://ncbi.nlm.nih.gov/pubmed/21188047 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.4103/0250-474X.70484 |
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