Home / Research library / Thymosin Alpha-1
Thymosin Alpha-1: molecular data, studies & sources
Thymosin Alpha-1 is catalogued here as a research compound. This profile brings together the molecular source record, selected indexed publications and available supplier comparisons. Evidence for a named substance does not authenticate a commercial product.
Compiled by PeptideTech Editors · Sources checked · Selected bibliography, not a systematic review
Molecular formula, weight & structure
- Molecular formula (MF)
- C129H215N33O55
- Molecular weight (MW)
- 3108.3 g/mol
- PubChem compound ID
- 16130571
- Record title
- Thymalfasin
Values describe the selected PubChem molecular entity. Counterions, salt forms, hydration and sequence changes can alter the supplied material. Confirm the exact identity against the supplier specification.
Source: PubChem CID 16130571 · retrieved 2026-09-21

Chemical identifiers and source data
- IUPAC name
- (4S)-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S,3R)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-hydroxypropanoyl]amino]-3-carboxypropanoyl]amino]propanoyl]amino]propanoyl]amino]-3-methylbutanoyl]amino]-3-carboxypropanoyl]amino]-3-hydroxybutanoyl]amino]-3-hydroxypropanoyl]amino]-3-hydroxypropanoyl]amino]-4-carboxybutanoyl]amino]-3-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]-3-hydroxybutanoyl]amino]-6-aminohexanoyl]amino]-3-carboxypropanoyl]amino]-4-methylpentanoyl]amino]-6-aminohexanoyl]amino]-4-carboxybutanoyl]amino]-6-aminohexanoyl]amino]-6-aminohexanoyl]amino]-4-carboxybutanoyl]amino]-3-methylbutanoyl]amino]-3-methylbutanoyl]amino]-4-carboxybutanoyl]amino]-4-carboxybutanoyl]amino]propanoyl]amino]-5-[[(1S)-3-amino-1-carboxy-3-oxopropyl]amino]-5-oxopentanoic acid
- InChIKey
- NZVYCXVTEHPMHE-ZSUJOUNUSA-N
- SMILES
- CC[C@H](C)[C@@H](C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H]([C@@H](C)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](C)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CC(=O)N)C(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CO)NC(=O)[C@H](CO)NC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](C(C)C)NC(=O)[C@H](C)NC(=O)[C@H](C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CO)NC(=O)C
Human and clinical studies
Selected human-study records are shown with their indexed or reviewed study type. Check the original article for the intervention, formulation and controls; the molecule can also be a comparator or measured variable.
- Human study · PubMed trial index
Thymosin alpha 1 is associated with improved cellular immunity and reduced infection rate in severe acute pancreatitis patients in a double-blind randomized control study.
Wang X, Li W, Niu C et al. · Inflammation · 2011
PMID 20549321 · DOI: 10.1007/s10753-010-9224-1
- Human study · PubMed trial index
A randomized, controlled, clinical study of thymosin alpha-1 versus interferon-alpha in [corrected] patients with chronic hepatitis B lacking HBeAg in China [corrected].
You J, Zhuang L, Cheng HY et al. · Journal of the Chinese Medical Association : JCMA · 2005
PMID 15759817 · DOI: 10.1016/s1726-4901(09)70137-6
- Human study · PubMed trial index
Polyethylene glycol-modified interleukin-2 and thymosin alpha 1 in human immunodeficiency virus type 1 infection.
Ramachandran R, Katzenstein DA, Winters MA et al. · The Journal of infectious diseases · 1996
PMID 8603940 · DOI: 10.1093/infdis/173.4.1005
Preclinical research, reviews & other publications
Animal studies, laboratory experiments, reviews and other indexed papers answer different questions. A review is secondary evidence; a case report does not estimate how often an outcome occurs.
- Review · secondary evidence
Thymosin alpha-1.
Ancell CD, Phipps J, Young L et al. · American journal of health-system pharmacy : AJHP : official journal of the American Society of Health-System Pharmacists · 2001
PMID 11381492 · DOI: 10.1093/ajhp/58.10.886
- Review · secondary evidence
Aging and Thymosin Alpha-1.
Simonova MA, Ivanov I, Shoshina NS et al. · International journal of molecular sciences · 2025
PMID 41373628 · DOI: 10.3390/ijms262311470
- Research publication · design requires review
Thymosin alpha-1 treatment in chronic hepatitis B.
Wu X, Jia J, You H et al. · Expert opinion on biological therapy · 2015
PMID 25640173 · DOI: 10.1517/14712598.2015.1007948
Thymosin Alpha-1 supplier sources
Scientific sources describe molecules and experiments. The commercial links below identify recorded supplier packages. A publication or chemical database entry does not verify the seller, purity, sterility or contents of a lot. Some links are affiliate links; see our disclosure.
Compare all Thymosin Alpha-1 sizes, forms and supplier prices →
| Supplier | Recorded packages | Example source listing |
|---|---|---|
| Blank PeptidesUSD | 10mg Vial1 recorded offers | 10mg Vial · $75.00Checked Sep 21, 2026Supplier listing |
| American PeptidesUSD | 10mg Vial1 recorded offers | 10mg Vial · $125.00Checked Sep 21, 2026Supplier listing |
| Amino ClubUSD | 10mg Vial1 recorded offers | 10mg Vial · $39.99Checked Sep 16, 2026Supplier listing |
| Amino USAUSD | 5mg Vial1 recorded offers | 5mg Vial · $54.00Checked Sep 16, 2026Supplier listing |
| Cenexa LabsUSD | 10mg Vial1 recorded offers | 10mg Vial · $129.99Checked Sep 16, 2026Supplier listing |
| US Peptide LabsUSD | 10mg Vial1 recorded offers | 10mg Vial · $118.00Checked Sep 16, 2026Supplier listing |
| Direct PeptidesUSD | 10mg Vial1 recorded offers | 10mg Vial · $99.00Checked Sep 16, 2026Supplier listing |
| Particle PeptidesEUR | 5mg Vial1 recorded offers | 5mg Vial · €49.99Checked Sep 16, 2026Supplier listing |
| Nuvion PeptidesCAD | 10mg Vial1 recorded offers | 10mg Vial · CA$119.99Checked Sep 21, 2026Supplier listing |
| AminoVaultUSD | 10mg Vial1 recorded offers | 10mg Vial · $89.25Checked Sep 19, 2026Supplier listing |
| BioStacksCAD | 10mg Vial1 recorded offers | 10mg Vial · CA$120.00Checked Sep 21, 2026Supplier listing |
Reference sources & further reading
- PubChem compound record 16130571 — chemical identity and structure.
The citations above link directly to publication records. Encyclopedia links are background reading and are not used to establish clinical effectiveness.
Search for additional research
These links run searches; their results have not been individually reviewed and can include unrelated compounds.
Research information is not a dosing guide or a recommendation for personal use. Study findings are specific to the formulation, population and methods tested. Read our source and correction policy.
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