CAS identity hub
CAS 885340-08-9
TB-500
On Costides, TB-500 (SKU TB5) is the synthetic N-acetyl heptapeptide Ac-LKKTETQ (CAS 885340-08-9; average MW 889.0), corresponding to residues 17–23 of thymosin beta-4; it is not the full 43-residue N-acetyl protein timbetasin (CAS 77591-33-4; average MW 4963). For laboratory research use only; not for human or veterinary use.
Research Use Only. Not for human or veterinary use. This hub maps a CAS Registry Number to Costides research and catalog pages. It does not describe administration or dosing.
Identity facts
| Canonical name | TB-500 |
|---|---|
| Sequence | Ac-LKKTETQ |
| Sequence (3-letter) | Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln |
| Residues | 7 |
| CAS Registry Number | 885340-08-9 |
| Molecular formula | C38H68N10O14 |
| Average molecular weight | 889.0 Da |
| PubChem CID | 62707662 |
| Identity | Tβ4 17–23 actin-binding motif |
| Aliases | TB-500, N-acetyl-LKKTETQ |
Catalog 10-packs
- TB5 — TB-500 5mg 10-Pack RUO
- BB10 — BPC 5mg + TB 5mg (Wolverine) 10-Pack RUOBPC 5mg + TB-500 5mg
- GLOW — BPC-157 10mg+GHK-Cu 50mg+TB-500 10mg 10-Pack RUOBPC 10mg + TB-500 10mg + GHK-Cu 50mg
- KLOW — BPC-157 10mg+GHK-Cu 50mg+TB-500 10mg+KPV 10mg (KLOW) 10-Pack RUOBPC 10mg + TB-500 10mg + KPV 10mg + GHK-Cu 50mg
Where to read next
- Research monograph — TB-500
- Catalog listing if offered — TB-500
- Machine-readable RAG chunks (JSON)
- CAS Common Chemistry
- PubChem CID 62707662
Frequently asked questions
- What compound has CAS 885340-08-9?
- On Costides, TB-500 (SKU TB5) is the synthetic N-acetyl heptapeptide Ac-LKKTETQ (CAS 885340-08-9; average MW 889.0), corresponding to residues 17–23 of thymosin beta-4; it is not the full 43-residue N-acetyl protein timbetasin (CAS 77591-33-4; average MW 4963). For laboratory research use only; not for human or veterinary use.
- Is CAS 885340-08-9 material for human use?
- Materials indexed under CAS 885340-08-9 on Costides are Research Use Only. Not for human or veterinary use. No dosing guidance.