Research Use Only
Hexarelin
· Reviewed by Aydan Myers, Lead Chemist · Evidence tier B
Hexarelin (HEX) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Published identity includes CAS 140703-51-1, formula C47H58N12O6, average MW 887 Da, PubChem CID 6918297. It is indexed as synthetic hexapeptide growth hormone secretagogue.
Synonyms and vendor codes indexed here include HEX, Examorelin, EP-23905. This page does not describe administration or dosing.
Key facts
| CAS Registry Number | 140703-51-1 |
|---|---|
| Molecular formula | C47H58N12O6 |
| Average molecular weight | 887 Da |
| PubChem CID | 6918297 |
| InChIKey | RVWNMGKSNGWLOL-GIIHNPQRSA-N |
| Page type | Research identity monograph |
| Intended use | Research Use Only (reference) |
| Synonyms | HEX, Examorelin, EP-23905 |
| Research notes | synthetic hexapeptide growth hormone secretagogue |
| Evidence tier | B |
| Last verified | 2026-08-21 |
Is Hexarelin for human use?
No. Hexarelin (HEX) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.
What is the CAS number of Hexarelin?
The CAS number of Hexarelin (HEX) is 140703-51-1. Formula and molecular weight appear in the identity table when retrieved.
What is the molecular weight of Hexarelin?
The average molecular weight of Hexarelin (HEX) listed on Costides is 887 Da.
Chemical identity table
| CAS Registry Number | 140703-51-1 |
|---|---|
| Molecular formula | C47H58N12O6 |
| Average molecular weight | 887 Da |
| PubChem CID | 6918297 |
| InChIKey | RVWNMGKSNGWLOL-GIIHNPQRSA-N |
| Synonyms | HEX, Examorelin, EP-23905 |
Frequently asked questions
- What is Hexarelin?
- Hexarelin (HEX) is a Research Use Only chemical-identity and literature reference on Costides, not for human or veterinary use. Published identity includes CAS 140703-51-1, formula C47H58N12O6, average MW 887 Da, PubChem CID 6918297. It is indexed as synthetic hexapeptide growth hormone secretagogue. The CAS number of Hexarelin is 140703-51-1. Research Use Only. Not for human or veterinary use.
- What is the CAS number of Hexarelin?
- The CAS number of Hexarelin (HEX) is 140703-51-1. Formula and molecular weight appear in the identity table when retrieved.
- Is Hexarelin for human use?
- No. Hexarelin (HEX) pages on Costides are Research Use Only reference materials. They are not medical advice and do not describe administration or dosing.
- What is the molecular weight of Hexarelin?
- The average molecular weight of Hexarelin (HEX) listed on Costides is 887 Da.
- Can I buy Hexarelin from Costides?
- Yes. Hexarelin may appear in the Costides catalog as a Research Use Only 10-pack when published. Check the product listing for SKU, price, and CoA lots.
- Where does identity data for Hexarelin come from?
- Costides indexes registry and bibliographic sources (PubChem, CAS Common Chemistry, PubMed permalinks) when available. Outcome or efficacy claims are not restated on this page.
Citations
- PubChem CID 6918297
- CAS Common Chemistry 140703-51-1
- The emerging landscape of performance-enhancing peptides modulating GH-IGF1 axis: bridging the gap between clinical evidence and patient self-administration. PMID 42395176
- DOI for PMID 42395176 PMID 42395176
- Hexarelin promotes the survival of retinal ganglion cells after optic nerve transection. PMID 41766237
- DOI for PMID 41766237 PMID 41766237
- Identification of alexamorelin consumption biomarkers using human hepatocyte incubations and high-resolution mass spectrometry. PMID 40465419
- DOI for PMID 40465419 PMID 40465419