(2S,3R)-2-Methyl-3-pyrrolidinol Hydrochloride is a salt analog of (2S,3R)-2-Methyl-3-pyrrolidinol , which can be useful in the preparation of the antipsychotic Nemonapride . It may also be useful in the preparation of heterocyclic moiety-??containing fused benzene derivatives as androgen receptor modulators.