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Thymosin Alpha-1: Research, Handling and Batch Documentation

Thymosin alpha-1 is a 28-amino-acid, N-terminally acetylated peptide derived from prothymosin alpha; thymalfasin is its synthetic form.

Part of Volta's peptides.

Identity and specification

Form
Lyophilized powder
Other known names
Ta1, Thymalfasin
Sequence, three-letter
Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn
CAS number
62304-98-7
Molecular formula
C₁₂₉H₂₁₅N₃₃O₅₅
Molecular weight
3,108.3 g/mol
PubChem CID
16130571
Production
Synthetic, by solid-phase peptide synthesis
Solubility
Soluble in sterile water
Shelf life
24 months from date of manufacture

Molecular structure, sequence and the published laboratory studies on Thymosin Alpha-1 are in the compound library entry for Thymosin alpha-1.

Vial sizes available

Every size of Thymosin Alpha-1 Volta lists, in stock or not. Each is a separate catalogue page with its own batch number and specification table.

Purity and batch documentation

Volta's release specification is >99% (HPLC). That is a threshold we set. >99% is the specification every batch is released to. The figure on a certificate is what a laboratory measured for one lot.

No third-party certificate has been published for Thymosin Alpha-1yet. The certificates Volta does publish, with the laboratory's own verification link on each, are in the certificate archive.

Research on Thymosin Alpha-1

Handling and stability

Regulatory context

More peptides

Thymosin Alpha-1 sits in Volta's peptides group, alongside the other compounds of the same composition. The whole range is on the full research catalogue, and the library of comparisons and guides is under peptide research.

Research use only. For in-vitro laboratory research by qualified professionals only. Not for human or animal administration. Not a drug, food, cosmetic or dietary supplement. Not intended to diagnose, treat, cure, mitigate or prevent any disease. Volta does not provide dosing, administration or protocol guidance for any material listed. Read the full research disclaimer.

Cluster last reviewed: 2026-09-16.

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