Certificate of Analysis

COA Coming Soon

Safety Data Sheet


View SDS

TB-500 5MG

Endogenous peptide / synthetic analog

  • Thymosin Beta-4
  • Timbetasin
  • Tβ4

A 43-amino-acid peptide corresponding to the full-length endogenous sequence, not the shorter actin-binding fragment.

$50.00

In Stock

Bundle & Save

Same product and strength. Not combinable with promo codes.

  • Free shipping on orders $200+
  • Tracked shipping on every order
  • Secure checkout encrypted payment

Compound Information

Technical specifications


Molecular Profile

What Is TB-500 (Thymosin Beta-4 / Timbetasin)?

Type
Endogenous peptide / synthetic analog

CAS number
77591-33-4

Molecular formula
C212H350N56O78S

Molecular weight
4,963 Da

Amino acids
43

Region
Actin-binding region: LKKTETQ (residues 17–23)

Purity
>98% (research grade)

Appearance
White to off-white lyophilized powder

Solubility
Soluble in water and bacteriostatic water; soluble in DMSO

pH
5–7 (1 mg/mL aqueous solution)


Storage Requirements

Stability Information

  • Protect from light
  • Store desiccated
  • Avoid repeated freeze–thaw cycles
  • -20 °CLyophilized (powder)Up to 1 year
  • -80 °CExtended frozen storageUp to 2 years
  • VariesSolution / stock stabilityStability depends on solvent, concentration, container, and storage conditions.
  • LightLight and moistureProtect from light and moisture. Avoid repeated freeze–thaw cycles.

Storage conditions are drawn from supplier technical data for this material. The Safety Data Sheet remains the authoritative handling reference.

For detailed handling, storage, and stability information, refer to the product’s Safety Data Sheet.
View the Safety Data Sheet

For laboratory and analytical research use only. Not for human or veterinary consumption.