Pharm-Rx Oxybutynin Chloride

Chemical Name: 4-(diethylamino)but-2-ynyl cyclohexylphenylglycolate hydrochloride

CAS Number: 1508-65-2

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    Enhanced TDS

    Identification & Functionality

    Molecular formula
    C₂₂H₃₁NO₃· HCl
    Definition

    Oxybutynin Chloride contains NLT 97.0% and NMT 102.0% of oxybutynin chloride (C22H31NO3 · HCl), calculated on the dried basis.

    Chemical Structure

     - 4

    Properties

    Typical Properties
    ValueUnitsTest Method / Conditions
    Molecular Weight393.95--

    Regulatory & Compliance

    USP Reference Standards
    • USP Oxybutynin Chloride RS
    • USP Oxybutynin Related Compound B RS

    Methyl ester of phenylcyclohexylglycolic acid, or CHMME (cyclohexyl mandelic acid methyl ester).

    • USP Oxybutynin Related Compound C RS

    Methylethyl analog of oxybutynin chloride, or 4- (ethylmethylamino) but-2-ynyl (±) 2-cyclohexyl-2- hydroxy-2-phenylacetate hydrochloride.

    Storage & Handling

    Storage Information

    Preserve in well-closed containers.