Cas号823-40-5Beilstein2079476分子式CH3C6H3(NH2)2分子量122.17外观Appearance暗***至棕色或黑色粉末或块状物红外光谱鉴别InfraredspectrometryConforms纯度Purity≥99.9%(GC)熔点Meltingpoint104°C-107°C***溶解试验solubilityinMethanol合格)