Phe-Phe
L-Phenylalanyl-L-phenylalanine (CAS: 2577-40-4) is a dipeptide with the linear formula C 6 H 5 CH 2 CH(NH 2 )CONHCH(CH 2 C 6 H 5 )COOH · H 2 O. Its molecular weight on an anhydrous basis is 312.36 g/mol. This compound is primarily utilized in biochemical research and as a building block in peptide synthesis. It is offered by Tech Serve Solutions for laboratory and research applications.
- IUPAC
- L-Phenylalanyl-L-phenylalanine,Di-L-phenylalanine
- Synonyms
- L-Phenylalanyl-L-phenylalanine

Peptide Synthesis
Serves as a fundamental dipeptide unit for constructing larger peptides and proteins in research laboratories. Its defined structure aids in studying peptide folding and interactions.
Biochemical Research
Used as a reagent in various biochemical assays and studies investigating enzyme activity, protein structure, and cellular processes. Aids in understanding biological mechanisms at a molecular level.
Material Science
Investigated for potential applications in developing novel biomaterials and self-assembling peptide structures due to its specific molecular architecture.
| Molecular weight | 312.36 (anhydrous basis) |
|---|---|
| Linear formula | C6H5CH2CH(NH2)CONHCH(CH2C6H5)COOH · H2O |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is L-Phenylalanyl-L-phenylalanine used for?
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L-Phenylalanyl-L-phenylalanine (CAS: 2577-40-4) is primarily used in peptide synthesis and biochemical research as a dipeptide building block for constructing larger peptide chains and for various laboratory investigations.
What are the CAS number and formula for L-Phenylalanyl-L-phenylalanine?
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The CAS number is 2577-40-4. The linear formula is C 6 H 5 CH 2 CH(NH 2 )CONHCH(CH 2 C 6 H 5 )COOH · H 2 O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies L-Phenylalanyl-L-phenylalanine for research and laboratory use. The specific assay and purity are detailed on the product's Certificate of Analysis. TSS does not represent this product as USP, BP, EP, or for nutraceutical or food applications.
How should L-Phenylalanyl-L-phenylalanine be handled and stored?
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Handling requires personal protective equipment including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Store at -20°C. Refer to the Safety Data Sheet for comprehensive handling information.
Is L-Phenylalanyl-L-phenylalanine a controlled substance?
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The provided data does not indicate that L-Phenylalanyl-L-phenylalanine (CAS: 2577-40-4) is a controlled substance.
How is L-Phenylalanyl-L-phenylalanine packed and exported?
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L-Phenylalanyl-L-phenylalanine is carefully packed according to industry standards to ensure stability during transport and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for L-Phenylalanyl-L-phenylalanine?
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Please contact our sales team through the website or by phone to request a sample or a formal quotation for L-Phenylalanyl-L-phenylalanine.
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