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    | QCC Cat No.: | QK202001 |  
    | Chemical Name: | Ketotifen EP Impurity A |  
    | Synonyms: | 4-(4H-Benzo[4,5]cyclohepta[1,2-b]thien-4-ylidene)-1-methylpiperidine |  
    | CAS No.: | 4673-38-5 |  
    | Molecular Formula: | C19H19NS |  
    | Molecular Weight: | 293.43 |  
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    | Standard Reference Material For "Ketotifen EP Impurity A" 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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