Buy NSI-189 Phosphate 1g Powder online  at Swiss chems official website with 99%+ purity and shipping All 50 states in USA and worldwide global for research purposes only. NSI-189 Phosphate is a phosphorylated benzylpiperazine-aminopyridine compound, structurally designed to enhance solubility and stability compared to its free base counterpart. It is classified as a pyridine-based small molecule that interacts with neurogenic and neurotrophic pathways involved in cellular signaling processes. This compound undergoes hepatic metabolism through oxidation and conjugation, with primary clearance via renal and biliary excretion. Its phosphate modification influences bioavailability and enzymatic activity, making it distinct in pharmacokinetic research models.