2- Cynopyrazine

2- Cynopyrazine Impurities & Reference Standards

2- Cynopyrazine is an established active pharmaceutical ingredient (API) with broad application in pharmaceutical formulation, drug substance manufacturing, and quality control. It has a molecular formula of C5H3N3 and a molecular weight of 105.1 g/mol. These 2- Cynopyrazine reference impurities are critical for pharmaceutical quality control, method validation, and regulatory filings aligned with ICH, USP, BP, and EP standards. Each batch of 2- Cynopyrazine reference standard is accompanied by a Certificate of Analysis (CoA), HPLC purity data, and spectroscopic (NMR/MS/IR) characterization for use in pharmaceutical laboratories worldwide.