API
IMPURITY
CHEMICAL NAME
STRUCTURE
2
Tolterodine Tartrate

Tolterodine Impurity

2-Methoxy-5-methyl-N,N-bis(1-methylethyl)-gamma-phenylbenzene propanamine Tolterodine-Tartrate-Tolterodine-Impurity-2-Methoxy
Tolterodine Tartrate

Tolterodine S-Isomer

2-[(2S)-3-[Bis(1-methylethyl)amino]-1-phenylpropyl]-4-methylphenol tartaric acid Tolterodine-Tartrate-Tolterodine--S-Isomer