Information provided in the product description is from published literature. Due to the nature of scientific experimentation, your results (e.g., selectivity and effective concentrations) or specific application for this product may differ. If you have questions about how this product fits your application, please contact our technical support staff.
Visit our FAQ
Toll Free Phone (USA and Canada Only): (888) 526-5351
Direct Phone: (734) 975-3888
Provide batch numbers separated by commas to download or request available product inserts, QC sheets, certificates of analysis, data packs, and GC-MS data.

4-Fluoro-L-phenylalanine is a non-proteinogenic amino acid and an inhibitor of protein synthesis.1,2 It inhibits growth of MCF-7 breast cancer cells (IC50 = 11.8 μM).1 4-Fluoro-L-phenylalanine reversibly inhibits stomatin-induced T. vorax macrostomal differentiation in a concentration-dependent manner.2 It has been used to replace phenylalanine residues in polypeptides for determining site-specific solvent accessibility by 19F-NMR.3
WARNING This product is not for human or veterinary use.
1. Intracellular uptake and inhibitory activity of aromatic fluorinated amino acids in human breast cancer cells. Chem. Med. Chem. 3(9), 1449-1456 (2008).
2. The effect of p-
3. Solvent-