TB-500 (Thymosin Beta-4)
Actin-binding fragment investigated for cellular repair and flexibility.
For research use only. Not for human consumption.
Delivery & Storage
Shipped as lyophilized (freeze-dried) powder — stable during transit and at room temperature for several weeks.
Keep frozen for up to 2 years. Refrigerate for short-term use. Always store sealed, dry, and out of direct light.
Dissolve the powder in bacteriostatic water (BAC water) before research use. Accurate volume is essential for correct concentration.
Refrigerate immediately. Keep protected from light and avoid repeated freeze-thaw cycles.
Certificate of Analysis
Every batch is independently third-party tested for identity and purity. Published certificates and our batch disclosure policy live in one central place.
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Molecular Specifications
| Compound Name | TB-500 (Thymosin Beta-4) |
| CAS Number | 77591-33-4 |
| Molecular Formula | C212H350N56O78S |
| Molecular Weight | 4963.44 g/mol |
| Sequence | Ac-SDKPDMAEIEKFDKSKLKKTETQEKNPLPSKETIEQEKQAGES |
Description
TB-500 is a synthetic version of the naturally occurring peptide Thymosin Beta-4. Research focuses on its actin-regulating properties, cell migration, and wound-healing pathways. Lyophilized for reconstitution in a research setting.