The resolution in optical isomers of orphenadrine, 4-methyldiphenhydramine and their N-demethyl derivatives.
D002626:Chemistry, Pharmaceutical; D004155:Diphenhydramine / Q000302:isolation & purification*; D009905:Optical Rotatory Dispersion; D009966:Orphenadrine / Q000302:isolation & purification*; D010084:Oxidation-Reduction; D011955:Receptors, Drug; D013237:Stereoisomerism
D011955:Receptors, Drug; D004155:Diphenhydramine; D009966:Orphenadrine