产品说明
分析说明
Assay (perchloric acid titration, calculated on dried substance): 99.0 - 101.0 %
Identity (IR-spectrum): passes test
Identity (specific rotation): passes test
Appearance: white to almost white, crystalline powder
Appearance of solution (50 g/l, hydrochloric acid 1 mol/l): clear and colorless
Spec. rotation (α 20/D, 20 g/l, water, calc. on dried substance): -33,0 to -35,5
Chloride (Cl): ≤ 200 ppm
Sulfate (SO₄): ≤ 300 ppm
Al (Aluminium): ≤ 5 ppm
As (Arsenic): ≤ 5 ppm
Ca (Calcium): ≤ 10 ppm
Co (Cobalt): ≤ 5 ppm
Fe (Iron): ≤ 5 ppm
K (Potassium): ≤ 5 ppm
Mg (Magnesium): ≤ 5 ppm
Na (Sodium): ≤ 50 ppm
Zn (Zinc): ≤ 5 ppm
Ninhydrin-positive substances (LC)(any ninhydrin-positive impurity): ≤ 0.2 %
Ninhydrin-positive substances (LC) (ammonium (570 nm)): ≤ 0.02 %
Ninhydrin-positive substances (LC)(total impurities): ≤ 0.5 %
Loss on drying (105 °C; 3 h): ≤ 0.3 %
基本信息
| 经验(实验)分子式 | C9H11NO2 |
| 分子量 | 165.19 |
| MDL编号 | MFCD00064227 |
| EC索引号 | 200-568-1 |
产品性质
| 质量水平 | 100 |
| 蒸汽压 | <1 Pa ( 25 ℃) |
| 形式 | solid |
| pH值(酸碱度) | 5.4-6.0 (20 ℃, 10 g/L in H2O) |
| mp | 275-283 ℃ (decomposition) |
| 溶解性 | 27 g/L |
| 密度 | 1.34 g/cm3 at 20 ℃ |
| 堆积密度 | 580 kg/m3 |
| 储存温度 | 2-30℃ |
| InChI | 1S/C9H11NO2/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-5,8H,6,10H2,(H,11,12) |
| InChI key | COLNVLDHVKWLRT-UHFFFAOYSA-N |
安全信息
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
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