易燃，低毒。无臭，味微甜而有甜涩味。有能溶于水，稍溶于醇，1g溶于1.8ml水、1.4ml沸水、约75ml乙醇、50ml混合液(47.5ml乙醇和3.7ml水)。水溶液对石蕊呈微碱性，pH约为8。半数致死量(大鼠，经口)4.07mg/kg。 Sodium benzoate is a reagent used in the synthesis of benzene-based derivatives, specifically 5-pyrazolinone derivatives, and aminoflavones and trihydroxybenzoyl flavanoid analogs. A benzene compound used as a synthetic reagent.