TB-500
Synthetic thymosin beta-4, the 43-residue actin-sequestering peptide. The same compound used in Brant’s BPC-157 / TB-500 blend. Listed under recovery on Compound Reference.
Descriptive catalog sheet only—no protocols, no human-use guidance.
Identity
| Field | Value |
|---|---|
| Catalog name | TB-500 |
| Class | Recovery |
| Form | Lyophilized powder, sealed under nitrogen |
| Nominal MW | 4963.4 g/mol |
| Molecular formula | C212H350N56O78S |
| CAS | 77591-33-4 |
| Purity spec | ≥ 99% (RP-HPLC), identity by ESI-MS |
| Storage (sealed) | −20 °C, protect from light |
Match the vial lot to its certificate: Certificates of Analysis.
Specifications context
Independent RP-HPLC purity and ESI-MS identity are required for lot release. Read the methods on Third-Party Testing. Interpretation guide: How to read a peptide COA.
Related catalog items
- Product: TB-500
- Blend: BPC-157 / TB-500 Blend
- Related sheet: BPC-157
- Also a component of KLOW80
RUO
Sold as a laboratory reagent for in-vitro research use only (RUO). Not for human or veterinary use.