L-Phenylalanine CAS 63-91-2

L-Phenylalanine CAS 63-91-2

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Product Details

 

Product name:
L-Phenylalanine
Molecular Formula:  
C9H11NO2 
Molecular Structure:
L-苯丙氨酸结构式.png
Molecular Weight: 
165.19
CAS No.:
63-91-2

                

Description

L-Phenylalanine occurs as colorless or white, platelike crystals or as a white crystalline powder. One gram is soluble in about 35 mL of water. It is slightly soluble in alcohol, in dilute mineral acids, and in alkali hydroxide solutions. It melts with decomposition at about 283°. The pH of a 1:100 aqueous solution is between 5.4 and 6.0.

 

Application

L-phenylalanine is the main raw material of Aspartame, one of the essential amino acids in the human body. It is mainly used in the pharmaceutical industry for amino acid infusion and amino acid drugs. It can also be used as a nutritional supplement.

 

Specification

Appearance
White or almost white crystalline powder, or shiny white flakes
Appearance of solution
Clear and not more intensely colored than reference solution BY6
Assay 
98.5-101.0%
Specific optical rotation
-33.0°- -35.5°
Ninhydrin-positive substances
Any impurity ≤ 0.5%
Chloride
≤0.02%
Sulfate
≤0.03%
Ammonium 
≤0.02%
Iron 
≤ 10ppm
Heavy metals 
≤ 10ppm
Lead 
≤ 5ppm
Loss on drying
≤0.5%
Residue on ignition
≤0.10%
PH
5.4-6.0


Packing  

25kg/drum or as per requirement.

 

Storage

Store in a cool dry place and protected from light.

 

Minimum Order

100kgs

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