白色结晶

熔点  171-173 °C(lit.) 沸点  251.97°C (rough estimate) 密度  1.2620 (rough estimate) 折射率  1.6910 (estimate) 闪点  >250°C 储存条件  Refrigerator 溶解度  125g/l 形态 Crystals or Crystalline Powder 酸度系数(pKa) pKa 2.00/3.60/10.8(H2O) (Uncertain) 颜色 White or colorless PH值 6-8 (50g/l, H2O, 20℃) 水溶解性  14 g/100 mL (25 oC) 敏感性  Air Sensitive Merck  14,5186 BRN  119374 稳定性 Stability Stable, but may be air or light sensitive. Combustible. Incompatible with strong oxidizing agents, chloral, aldehydes, iodine, ferric salts, hypochlorites. InChIKey QRXWMOHMRWLFEY-UHFFFAOYSA-N CAS 数据库 54-85-3(CAS DataBase Reference) NIST化学物质信息 Isoniazid(54-85-3) EPA化学物质信息 4-Pyridinecarboxylic acid, hydrazide(54-85-3)ChemicalBook