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Merck
CN
所有图片(1)

文件

1.07256

Millipore

L-Phenylalanine

for biochemistry

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别名:
L-Phenylalanine, Phe, 2-Amino-3-phenylpropionic acid
经验公式(希尔记法):
C9H11NO2
CAS号:
分子量:
165.19
MDL编号:
UNSPSC代码:
12352209
EC索引号:
200-568-1
NACRES:
NA.21

蒸汽压

<1 Pa ( 25 °C)

质量水平

形式

solid

pH值(酸碱度)

5.4-6.0 (20 °C, 10 g/L in H2O)

mp

275-283 °C (decomposition)

溶解性

27 g/L

密度

1.34 g/cm3 at 20 °C

堆积密度

580 kg/m3

储存温度

2-30°C

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

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 %

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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