Synonymssodium 4-phenylbutanoate Close sodium 4-phenylbutanoate Related products Sodium Phenylbutyrate M.F. M.W. 163.20 22.99 CAT# AR-P01711 CAS# 1716-12-7 Phenylbutyrate-d11 Sodium Salt M.F. M.W. 174.26 22.99 CAT# AR-P01712 CAS# 1392208-11-5