Peptide Analogs

Thymosin Alpha 1

Also catalogued as: Thymalfasin (INN)

Synthetic 28-residue peptide, N-terminally acetylated, identical in sequence to the N-terminal segment of prothymosin α.

Size

Purity 99.14% — lowest of 3 laboratories · lot EP-A1018 · 5mg certificates →

For in-vitro laboratory research by qualified professionals. Not for human or veterinary use.

Specifications

Systematic name
Thymalfasin (INN)
Chemical class
Acetylated Peptide
CAS registry
62304-98-7 · PubChem
Molecular weight
3,108.3 g/mol
Amino acids
28
Form
Lyophilized powder
Structure note
N-terminally acetylated

Quality documentation

Certificates on record for this compound-size. Purity is the lowest reported figure. Three laboratories release a size.

5mg
lot EP-A1018 · purity 99.14% · 3 of 3 certificates
10mg
lot EP-B1019 · purity 99.08% · 3 of 3 certificates

Intended use

For in-vitro laboratory research by qualified professionals. Not for human or veterinary use of any kind — not a drug, food, cosmetic or supplement. The buyer is responsible for lawful handling, storage and disposal.

Researchers should consult the primary scientific literature for published experimental protocols and conditions relevant to their specific in-vitro or laboratory applications.

Certificates of analysis

Per size, per lot — three laboratories each.

5mg · lot EP-A1018

Aegis Analytical

Purity 99.14%

Lot EP-A1018 · tested 2026-02-04

Legacy record — file not on record

Certus Diagnostics

Purity 99.16%

Lot EP-A1018 · tested 2026-02-11

Legacy record — file not on record

Meridian Bioassay

Purity 99.15%

Lot EP-A1018 · tested 2026-01-28

Legacy record — file not on record

10mg · lot EP-B1019

Aegis Analytical

Purity 99.08%

Lot EP-B1019 · tested 2026-02-04

Legacy record — file not on record

Certus Diagnostics

Purity 99.1%

Lot EP-B1019 · tested 2026-02-11

Legacy record — file not on record

Meridian Bioassay

Purity 99.09%

Lot EP-B1019 · tested 2026-01-28

Legacy record — file not on record

Thymosin Alpha 1 — Everpure Peptides