Each blue Diutropan tablet contains 5 mg of oxybutynin chloride. Chemically, oxybutynin chloride is d, l (racemic) 4-diethylamine-2-butynyl-α-phenylcycloglycolate hydrochloride. The empirical formula of oxybutynin chloride is C22H31NO3 HCl.
Oxybutynin chloride is a white crystalline solid with a molecular weight of 393.9. It is readily soluble in water and acids, but relatively insoluble in alkalis.
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