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    | QCC Cat No.: | QK202013 |  
    | Chemical Name: | Ketotifen Impurity 13 |  
    | Synonyms: | 4-(3,5-dihydroxy-1-methylpiperidin-4-ylidene)-4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one |  
    | CAS No.: | NA |  
    | Molecular Formula: | C19H19NO3S |  
    | Molecular Weight: | 341.43 |  
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    | Standard Reference Material For "Ketotifen Impurity 13" Warning:The form of the product salt may be different from the official website,please consult your local agent for details.
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