CAS 1435934-21-6 appears in our catalog under these names: Protriptyline (N-Methyl-d3) Hydrochloride, >95% (HPLC), Protriptyline-D3 Hydrochloride 0.1 mg/ml in Methanol (as free base), Protriptyline-D3.HCl, Protriptyline-D3.HCl, 0.1mg/ml in Methanol (as free base), Protriptyline-D3.HCl, 1mg/ml in Methanol (as free base). Offered by: TRC, LoGiCal, Lipomed, TargetMol, MedChemExpress. Available pack sizes: 10mg, 1mg, 1ml, 50mg, 100mg, 5mg, 25mg, 10 mg.