您的位置：首页 > 产品中心 > 63-91-2， L-Phenylalanine
L-Phenylalanine
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4058231 | 25 G | 598 | |||
| 4058231 | 100 G | 1090 | |||
| 4058231 | 1 KG | 5760 | |||
| 4058231 | 10 KG | 26450 |
产品别名
63-91-2
L-Phenylalanine
Phe, 2-Amino-3-phenylpropionic acid
基本信息
| Empirical Formula【经验(实验)分子式】 | C9H11NO2 |
| Molecular weight | 165.19 |
| MDL number | MFCD00064227 |
| EC Index Number【EC索引号】 | 200-568-1 |
| Analysis Note【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 % |
产品性质
| Quality Level【质量水平】 | 100 |
| vapor pressure【蒸汽压】 | <1 Pa ( 25 ℃) |
| form【形式】 | solid |
| pH【pH值(酸碱度)】 | 5.4-6.0 (20 ℃, 10 g/L in H2O) |
| mp | 275-283 ℃ (decomposition) |
| solubility【溶解性】 | 27 g/L |
| density | 1.34 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 580 kg/m3 |
| storage temp.【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
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
