Basic Information of α-Ketophenylalanine Calcium
- Molecular formula:C18H14CaO6
- Molecular weight: 366.38
- CAS #:51828-93-4
- Synonym: Phenylpyruvic acid calcium salt; 2-Oxo-3-phenylpropanoic acid calcium salt; Calcium phenylpyruvate; α-Ketophenylalanine Calcium
- Packaging: 15kg/drum
What is α-Ketophenylalanine Calcium?
A compound formed by the reaction of phenylalanine keto acid derivatives with calcium ions. It appears as a white or almost white crystalline powder.
As a direct keto acid precursor of phenylalanine, it can be efficiently converted to tyrosine in vivo via transamination, providing a safe and essential source of tyrosine for the human body.

Applications of α-Ketophenylalanine Calcium
An important raw material in formulations for special medical purposes.
Provides a safe and essential source of tyrosine for patients whose tyrosine synthesis is impaired due to phenylalanine hydroxylase deficiency (such as phenylketonuria, PKU).








