CAS 3737-09-5 appears in our catalog under these names: Disopyramide, Disopyramide 1.0 mg/ml in Methanol, Disopyramide, >95% (HPLC), Disopyramide, >98.0%(HPLC)(T), Disopyramide, 98.00%. Offered by: GLPBio, Mikromol, LoGiCal, Dr. Ehrenstorfer, TRC. Available pack sizes: 5g, 500mg, 10mg, 100mg, 1ml, 250mg, 50mg, 1g.